CN107807630A - A kind of method for handover control of master/slave device, its handover control system and device - Google Patents

A kind of method for handover control of master/slave device, its handover control system and device Download PDF

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Publication number
CN107807630A
CN107807630A CN201711230020.8A CN201711230020A CN107807630A CN 107807630 A CN107807630 A CN 107807630A CN 201711230020 A CN201711230020 A CN 201711230020A CN 107807630 A CN107807630 A CN 107807630A
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signal
equipment
determined
control
stand
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CN107807630B (en
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易圣
张宁
夏忠勇
肖兆锋
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Raisecom Technology Co Ltd
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Raisecom Technology Co Ltd
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24065—Real time diagnostics

Abstract

The invention discloses a kind of method for handover control of master/slave device, its handover control system and device, pass through the setting of the method for handover control to master/slave device, the upper electric or lower electricity of stand-by equipment can be controlled by host apparatus, is then realized by host apparatus to control the thorough reset of stand-by equipment；Also, by the real-time active and standby arbitration result between host apparatus and stand-by equipment, the main and standby relation between two equipment can be determined in real time, and then the control to another equipment is realized by respective activestandby state, so as to ensure the normal work of local side apparatus；In addition, when stand-by equipment does not receive the control signal of host apparatus transmission, stand-by equipment can be by the Auxiliary Power Units and drop-down unit that pre-set, host apparatus is automatically upgraded to complete work, to occur the problem of avoiding and cause local side apparatus cisco unity malfunction because of host apparatus failure, the unobstructed of communication network has been effectively ensured.

Description

A kind of method for handover control of master/slave device, its handover control system and device
Technical field
The present invention relates to active-standby switch technical field, espespecially a kind of method for handover control of master/slave device, its switching control System and device.
Background technology
For the local side apparatus of transmission, vital effect is taken in whole communication network, not only by lower extension Come on the service convergence of distal end, also remote equipment is managed, can be to the normal work of communication network if local side apparatus damages Cause large effect.Therefore, in order to avoid this risk, local side apparatus has typically set up redundancy protecting mechanism, with master control Exemplified by the redundancy protecting of disk, active and standby two pieces of main control units are provided with a local side apparatus, when master operation irregularity, are used Active and standby arbitration mechanism will manage and business switches to standby disk, to improve the reliability of communication network.
Because the redundancy protecting of main control unit designs, can not avoid completely in often occurring in existing communication network Central processor CPU crashes or dysfunction, so hardware watchdog circuit is often provided with local side apparatus, with realization pair The reset of key chip；However, because this reset mode is not thorough so that can not sometimes be fully solved CPU crash or The problem of dysfunction, it may be necessary to by local side apparatus re-power progress thoroughly reset after, local side apparatus can be made It is working properly；Therefore, it is necessary to which operation maintenance personnel is to computer room scene, power-off or plug board, add O＆M cost manually.
In the prior art, typically by setting automatic power down rebooting device, to there is the master of CPU deadlocks or dysfunction Manipulate stock quotations, realize automatic power down rebooting, ensure the normal work of local side apparatus；Although the device can realize automatic power down rebooting work( Can, but single-deck control can only be realized, the upper electric or lower electricity of standby disk can not be controlled by master, i.e., can not be controlled by master The thorough reset of discs so that the thorough reset issues with the local side apparatus of redundancy protecting mechanism can not be solved effectively.
The content of the invention
The embodiments of the invention provide a kind of method for handover control of master/slave device, its handover control system and device, uses To solve the problems, such as that the local side apparatus with redundancy protecting mechanism present in prior art can not thoroughly reset.
The embodiments of the invention provide a kind of method for handover control of master/slave device, including：
Receive electric or lower electric switching signal on the control stand-by equipment that webmaster is sent；
According to the real-time active and standby arbitration result with the stand-by equipment, determine whether itself current equipment state is primary Equipment；
When it is determined that itself current equipment state is host apparatus, according to the switching signal received, to described Stand-by equipment sends the control signal for carrying and controlling electric on the stand-by equipment or lower electric information.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis With the real-time active and standby arbitration result of the stand-by equipment, determine whether itself current equipment state is host apparatus, specific bag Include：
According to the real-time active and standby arbitration result with the stand-by equipment, determine itself current indication signal in place whether be Default first electric potential signal；
When it is determined that itself current indication signal in place is not default first electric potential signal, determine that itself current sets Standby state is stand-by equipment；
When it is determined that itself current indication signal in place is default first electric potential signal, determine that itself is current active and standby Whether status signal is default second electric potential signal；
When it is determined that itself current activestandby state signal is not default second electric potential signal, determine that itself current sets Standby state is stand-by equipment；
When it is determined that itself current activestandby state signal is default second electric potential signal, itself current work is determined Whether indication signal is second electric potential signal；
When it is determined that itself current work indication signal is not second electric potential signal, itself current equipment is determined State is stand-by equipment；
When it is determined that itself current work indication signal is second electric potential signal, itself current equipment shape is determined State is host apparatus.
It is and described standby in above-mentioned method for handover control provided in an embodiment of the present invention in a kind of possible embodiment It is with the real-time active and standby arbitration mechanism of equipment：It is active and standby secondary into the stand-by equipment according to the backup arbitration unit of therein Cut out the first state for carrying itself current indication signal in place, activestandby state signal and the indication signal that works that unit is sent The carrying of backup arbitration unit transmission of the backup arbitration unit to therein in signal group, and the stand-by equipment is The second status signal group of the current indication signal in place of stand-by equipment, activestandby state signal and the indication signal that works is stated, is carried out Real-time auto negotiation processing, and determine respective equipment state.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, in itself Backup arbitration unit of the backup arbitration unit in portion into the stand-by equipment, which is sent, carries itself current instruction in place letter Number, before the first state signal group of activestandby state signal and the indication signal that works, the backup arbitration unit of therein to In the first indication signal of the working condition for representing its central processor CPU, and for representing itself each operating die Second indication signal of working condition carries out logical AND processing, generates itself current work indication signal；
The carrying of backup arbitration unit transmission of the backup arbitration unit to therein in the stand-by equipment is Before the second status signal group for stating the current indication signal in place of stand-by equipment, activestandby state signal and the indication signal that works, Backup arbitration unit in the stand-by equipment is to for representing that the 3rd instruction of CPU working condition in the stand-by equipment is believed Number, and for representing that the 4th indication signal of the working condition of each operating die in the stand-by equipment is carried out at logical AND Reason, generate the current work indication signal of the stand-by equipment.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis The switching signal received, sent to the stand-by equipment and carry electric on the control stand-by equipment or lower electric information Control signal, specifically include：
According to the switching signal received, it is determined that mark corresponding with the switching signal in internal register；
According to the mark determined, sent to the stand-by equipment carry on the control stand-by equipment electricity or under The control signal of the information of electricity.
On the other hand, the embodiment of the present invention additionally provides a kind of method for handover control of master/slave device, including：
Determine whether to receive the first control signal for carrying the upper electric or lower electric information of control that host apparatus is sent；
The first control of electric or lower electric information is being controlled to believe it is determined that receiving carrying for the host apparatus transmission Number when, using the Auxiliary Power Units pre-set, primary set according to first control signal received, and with described Standby real-time active and standby arbitration result, controls current working condition；
The first of electric or lower electric information is being controlled to control it is determined that not receiving carrying for the host apparatus transmission During signal, using the Auxiliary Power Units pre-set, using the drop-down unit pre-set, adjusting current equipment state is Host apparatus；The drop-down unit is used to determine to carry the second control for adjusting current equipment state as the information of host apparatus Signal processed.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the utilization The Auxiliary Power Units pre-set, according to first control signal received, and it is real-time with the host apparatus Active and standby arbitration result, current working condition is controlled, is specifically included：
According to the real-time active and standby arbitration result with the host apparatus, and first control signal received, really It is fixed to be used to represent whether to carry out down electrically operated first M signal；
The power supply provided using the Auxiliary Power Units, according to first control signal received, it is determined that being used for Represent whether the second M signal for carrying out power on operation；
The power supply provided using the Auxiliary Power Units, according to the first M signal determined and described second M signal, control current working condition.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis With the real-time active and standby arbitration result of the host apparatus, and first control signal received, it is determined that being for expression No needs carry out down electrically operated first M signal, specifically include：
According to the real-time active and standby arbitration result with the host apparatus, itself current equipment state is determined；
When it is determined that itself current equipment state is the stand-by equipment, it is determined that need not be carried out down for expression electrically operated First M signal, and determine that the current potential among first is default second current potential；Or, determine the first control letter Number whether it is default first electric potential signal；
When it is determined that first control signal is default first electric potential signal, it is determined that needing to carry out lower electricity for expression The first M signal of operation, and the current potential of the determination first M signal is the first current potential；
When it is determined that first control signal is not default first electric potential signal, it is determined that need not be carried out down for expression Electrically operated first M signal, and the current potential of the determination first M signal is high-impedance state.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, at described According to the real-time active and standby arbitration result with the host apparatus, before determining itself current equipment state, in addition to：
Processing is filtered to first control signal.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis First control signal received, it is determined that carrying out the second M signal of power on operation for representing whether, specifically Including：
Determine whether first control signal is default second electric potential signal；
When it is determined that first control signal is not default second electric potential signal, it is determined that need not be carried out for expression Electrically operated second M signal, and the current potential of the determination second M signal is the high-impedance state；
When it is determined that first control signal is default second electric potential signal, whether first control signal is determined For stabilization signal；
When it is determined that first control signal is not stabilization signal, it is determined that for representing that the of power on operation need not be carried out Two M signals, and the current potential of the determination second M signal is the high-impedance state；
When it is determined that first control signal is stabilization signal, it is determined that for representing to need to carry out the second of power on operation M signal, and the current potential of the determination second M signal is second current potential.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis The first M signal and the second M signal determined, control current working condition, specifically include：
It is determined that the current potential of the first M signal is the high-impedance state, the current potential of the second M signal is described During the second current potential, or it is determined that the current potential of the first M signal is second current potential, the electricity of the second M signal When position is the high-impedance state, it is determined that for representing to need the enable signal for carrying out power on operation；
According to the enable signal for being used to represent to need progress power on operation determined, it is upper to control current working condition Electricity condition；
It is determined that the current potential of the first M signal is first current potential, the current potential of the second M signal is institute When stating high-impedance state, it is determined that for representing to need to carry out down electrically operated non-enable signal；
According to determine be used to represent need to carry out down electrically operated non-enable signal, control the current working condition to be Power-down state.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the utilization The Auxiliary Power Units and drop-down unit pre-set, it is host apparatus to adjust current equipment state, is specifically included：
The power supply provided using the Auxiliary Power Units, adjustment is carried currently according to what the drop-down unit was determined Equipment state for the information of host apparatus second control signal, it is determined that for representing to need to carry out the of power on operation Two M signals；
The power supply provided using the Auxiliary Power Units, need to carry out power on operation according to the expression that is used for determined The second M signal, it is host apparatus to adjust current equipment state.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis What the drop-down unit was determined carries the second control letter for the information for adjusting that current equipment state is host apparatus Number, it is determined that for representing to need the second M signal for carrying out power on operation, specifically include：
It is determined that carry adjust the information that current equipment state is host apparatus second control signal whether be Second electric potential signal；
It is determined that it is institute to carry the current equipment state of adjustment as second control signal of the information of host apparatus When stating the second electric potential signal, it is determined that for representing to need the second M signal for carrying out power on operation, and determine in described second Between the current potential of signal be second current potential.
In a kind of possible embodiment, in above-mentioned method for handover control provided in an embodiment of the present invention, the basis The second M signal for being used to represent to need progress power on operation determined, adjusts current equipment state and is set to be primary It is standby, specifically include：
When it is determined that the current potential of the second M signal is second current potential, it is determined that needing to carry out electricity for expression The enable signal of operation；
According to the enable signal for being used to represent to need progress power on operation determined, it is upper to adjust current working condition Electricity condition, so that the equipment state after adjustment is host apparatus.
On the other hand, the embodiment of the present invention additionally provides a kind of host apparatus, including：It is central processor CPU unit, active and standby Arbitration unit, output control unit and primary power cource unit；Wherein,
The CPU element, electric or lower electric switching signal on the control stand-by equipment for receiving webmaster transmission；
The backup arbitration unit, for according to the real-time active and standby arbitration result with the stand-by equipment, determining that itself works as Whether preceding equipment state is host apparatus；
The output control unit, for when it is determined that itself current equipment state is host apparatus, according to receiving The switching signal, the control for carrying and controlling electric on the stand-by equipment or lower electric information is sent to the stand-by equipment Signal；
The primary power cource unit, for being respectively the CPU element, the backup arbitration unit and the output control Unit provides power supply.
In a kind of possible embodiment, in above-mentioned host apparatus provided in an embodiment of the present invention, the active and standby arbitration Unit, specifically for according to the real-time active and standby arbitration result with the stand-by equipment, determining itself current indication signal in place Whether it is default first electric potential signal；It is determined that itself current indication signal in place is not default first electric potential signal When, it is stand-by equipment to determine itself current equipment state；It is determined that itself current indication signal in place is default first During electric potential signal, determine whether itself current activestandby state signal is default second electric potential signal；It is determined that itself is current Activestandby state signal when not being default second electric potential signal, it is stand-by equipment to determine itself current equipment state；True When itself fixed current activestandby state signal is default second electric potential signal, whether itself current work indication signal is determined For second electric potential signal；When it is determined that itself current work indication signal is not second electric potential signal, it is determined that from The current equipment state of body is stand-by equipment；When it is determined that itself current work indication signal is second electric potential signal, It is host apparatus to determine itself current equipment state.
In a kind of possible embodiment, in above-mentioned host apparatus provided in an embodiment of the present invention, standby set with described Standby real-time active and standby arbitration mechanism is：According to active and standby arbitration list of the backup arbitration unit of therein into the stand-by equipment What member was sent carries the first state signal of itself current indication signal in place, activestandby state signal and the indication signal that works Backup arbitration unit in group, and the stand-by equipment is described standby to carrying of sending of the backup arbitration unit of therein With the second status signal group of the current indication signal in place of equipment, activestandby state signal and the indication signal that works, carry out real-time Auto negotiation processing, and determine respective equipment state.
In a kind of possible embodiment, in above-mentioned host apparatus provided in an embodiment of the present invention, in therein Backup arbitration unit of the backup arbitration unit into the stand-by equipment, which is sent, carries itself current indication signal in place, master Before the first state signal group of standby status signal and work indication signal, the backup arbitration unit of therein is to for representing First indication signal of its central processor CPU working condition, and for representing the work shape of itself each operating die Second indication signal of state carries out logical AND processing, generates itself current work indication signal；In the stand-by equipment In backup arbitration unit carry the current finger in place of the stand-by equipment to what the backup arbitration unit of therein was sent It is active and standby secondary in the stand-by equipment before the second status signal group for showing signal, activestandby state signal and the indication signal that works Unit is cut out to the 3rd indication signal for representing CPU working condition in the stand-by equipment, and for representing described standby Logical AND processing is carried out with the 4th indication signal of the working condition of each operating die in equipment, it is current to generate the stand-by equipment The work indication signal.
In a kind of possible embodiment, in above-mentioned host apparatus provided in an embodiment of the present invention, the CPU element, It is additionally operable to according to the switching signal received, it is determined that mark corresponding with the switching signal in internal register；
The output control unit, specifically for according to the mark determined, sending and carrying to the stand-by equipment There is the control signal for controlling electric on the stand-by equipment or lower electric information.
In a kind of possible embodiment, in above-mentioned host apparatus provided in an embodiment of the present invention, the output control Unit is complicated Programmadle logic device or field-programmable gate array.
On the other hand, the embodiment of the present invention additionally provides a kind of stand-by equipment, including：Determining unit, the first adjustment unit, Second adjustment unit, drop-down unit, primary power cource unit and Auxiliary Power Units；Wherein,
The determining unit, it is used to determine whether that receiving carrying for host apparatus transmission controls upper electric or lower electric letter First control signal of breath；
First adjustment unit, for it is determined that receive that the host apparatus sends carry in control electricity or under During the first control signal of the information of electricity, using the Auxiliary Power Units, according to first control signal received, with And the real-time active and standby arbitration result with the host apparatus, control current working condition；
Second adjustment unit, for it is determined that do not receive that the host apparatus sends carry in control electricity or During the first control signal of lower electric information, using the Auxiliary Power Units and the drop-down unit, current equipment is adjusted State is host apparatus；
The drop-down unit, for determining to carry the second control for adjusting current equipment state as the information of host apparatus Signal processed；
The primary power cource unit, for being provided for the first adjustment unit described in the determining unit and second adjustment Power supply；
The Auxiliary Power Units, for providing power supply for first adjustment unit and second adjustment unit.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, first adjustment Unit, specifically include：Lower electric control circuit, the first electrifying control circuit, the first adjustment control circuit；Wherein,
The lower electric control circuit, for basis and the real-time active and standby arbitration result of the host apparatus, and receive First control signal, it is determined that carrying out down electrically operated first M signal for representing whether；
First electrifying control circuit, for the power supply provided using the Auxiliary Power Units, according to what is received First control signal, it is determined that carrying out the second M signal of power on operation for representing whether；
The first adjustment control circuit, for the power supply provided using the Auxiliary Power Units, according to what is determined The first M signal and the second M signal, control current working condition.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the lower electric control Circuit, specifically for according to the real-time active and standby arbitration result with the host apparatus, determining itself current equipment state；True When itself fixed current equipment state is the stand-by equipment, it is determined that for representing to carry out down to believe among electrically operated first Number, and determine that the current potential among described first is default second current potential；Or, determine whether first control signal is default The first electric potential signal；When it is determined that first control signal is default first electric potential signal, it is determined that for representing to need Electrically operated first M signal is carried out down, and the current potential of the determination first M signal is the first current potential；It is determined that described When first control signal is not default first electric potential signal, it is determined that for representing to carry out down to believe among electrically operated first Number, and the current potential of the determination first M signal is high-impedance state.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the lower electric control Circuit, processing is filtered also particularly useful for first control signal.
It is electric on described first in above-mentioned stand-by equipment provided in an embodiment of the present invention in a kind of possible embodiment Control circuit, specifically for determining whether first control signal is default second electric potential signal；It is determined that described first When control signal is not default second electric potential signal, it is determined that the second M signal of power on operation need not be carried out for expression, And the current potential of the determination second M signal is the high-impedance state；It is determined that first control signal is default second electricity During the signal of position, determine whether first control signal is stabilization signal；It is determined that first control signal is not to stablize to believe Number when, it is determined that for representing that the second M signal of power on operation need not be carried out, and determine the current potential of the second M signal For the high-impedance state；When it is determined that first control signal is stabilization signal, it is determined that needing to carry out power on operation for expression Second M signal, and determine that the current potential of the second M signal is second current potential.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, first adjustment Control circuit, specifically include：First enabled control sub-circuit and first state adjustment sub-circuit；Wherein,
Described first enabled control sub-circuit, for it is determined that the current potential of the first M signal is the high-impedance state, When the current potential of the second M signal is second current potential, or it is determined that the current potential of the first M signal is described the Two current potentials, when the current potential of the second M signal is the high-impedance state, it is determined that for representing to need to carry out making for power on operation Can signal；It is determined that the current potential of the first M signal is first current potential, the current potential of the second M signal is institute When stating high-impedance state, it is determined that for representing to need to carry out down electrically operated non-enable signal；
The first state adjusts sub-circuit, for needing to carry out the enabled of power on operation according to the expression that is used for determined Signal, it is power-up state to control current working condition；According to determine be used to represent need to carry out down electrically operated non-make Energy signal, it is power-down state to control current working condition.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, second adjustment Unit, specifically include：Second electrifying control circuit and the second adjustment control circuit；Wherein,
Second electrifying control circuit, for the power supply provided using the Auxiliary Power Units, according to the drop-down What unit was determined carries second control signal for adjusting the information that current equipment state is host apparatus, it is determined that with Need to carry out the second M signal of power on operation in expression；
The second adjustment control circuit, for the power supply provided using the Auxiliary Power Units, according to what is determined For representing to need the second M signal for carrying out power on operation, it is host apparatus to adjust current equipment state.
It is electric on described second in above-mentioned stand-by equipment provided in an embodiment of the present invention in a kind of possible embodiment Control circuit, the second control letter of the current equipment state for the information of host apparatus is adjusted specifically for determining to carry Number whether it is second electric potential signal；Current equipment state is being adjusted as described in the information of host apparatus it is determined that carrying When second control signal is second electric potential signal, it is determined that for representing to need the second M signal for carrying out power on operation, And the current potential of the determination second M signal is second current potential.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, second adjustment Control circuit, specifically include：Second enabled control sub-circuit and the second state adjustment sub-circuit；Wherein,
Described second enabled control sub-circuit, for it is determined that the current potential of the second M signal is second current potential When, it is determined that for representing to need the enable signal for carrying out power on operation；
Second state adjusts sub-circuit, for needing to carry out the enabled of power on operation according to the expression that is used for determined Signal, it is power-up state to adjust current working condition, so that the equipment state after adjustment is host apparatus.
It is electric on described first in above-mentioned stand-by equipment provided in an embodiment of the present invention in a kind of possible embodiment Control circuit and second electrifying control circuit are the same circuit being made up of logical device；
Described first enabled control sub-circuit and described second enabled to control sub-circuit as by logical device and opto-coupler chip The same sub-circuit formed；
The first state adjustment sub-circuit and second state adjustment sub-circuit are same sub-circuit.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the primary power cource Unit, primary power cource is provided specifically for adjusting sub-circuit for the first state；
The Auxiliary Power Units, specifically for enabling control son electricity for first electrifying control circuit and described first Road provides accessory power supply.
In a kind of possible embodiment, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the first state Sub-circuit is adjusted, is additionally operable to provide power supply for the lower electric control circuit.
On the other hand, the embodiment of the present invention additionally provides a kind of handover control system of master/slave device, including：Such as the present invention Above-mentioned host apparatus, above-mentioned stand-by equipment such as provided in an embodiment of the present invention, the first power supply disks, the second source of embodiment offer Disk and the webmaster electrically connected respectively with the host apparatus and the stand-by equipment；Wherein,
The structure of the host apparatus is identical with the structure of the stand-by equipment；
First power supply disks and/or the second source disk, for being carried for the host apparatus and the stand-by equipment Power supply source；
The webmaster, electric on the control stand-by equipment by the long-range transmission received or lower electric switching signal Send to the host apparatus.
In a kind of possible embodiment, in above-mentioned handover control system provided in an embodiment of the present invention, the master Comprised at least with equipment and the stand-by equipment：Central processor CPU unit, backup arbitration unit, output control unit, institute State the first electrifying control circuit, lower electric control circuit, the first enabled control sub-circuit, first state adjustment son electricity Road, drop-down unit, primary power cource unit and Auxiliary Power Units.
In a kind of possible embodiment, in above-mentioned handover control system provided in an embodiment of the present invention, described One power supply disks and/or the second source disk, specifically for for the primary power cource unit in the host apparatus and described Auxiliary Power Units provide power supply, and are the primary power cource unit in the stand-by equipment and the Auxiliary Power Units Power supply is provided.
The present invention has the beneficial effect that：
Method for handover control, its handover control system and the device of a kind of master/slave device provided in an embodiment of the present invention, lead to The setting to the method for handover control of master/slave device is crossed, the upper electric or lower electricity of stand-by equipment can be controlled by host apparatus, Then realize by host apparatus to control the thorough reset of stand-by equipment；Also, by between host apparatus and stand-by equipment Real-time active and standby arbitration result, the main and standby relation between two equipment can be determined in real time, and then pass through respective activestandby state To realize the control to another equipment, so as to ensure the normal work of local side apparatus；In addition, master is not received in stand-by equipment During the control signal sent with equipment, stand-by equipment can be by the Auxiliary Power Units and drop-down unit that pre-set, automatically Upgrade to host apparatus to complete work, to avoid causing local side apparatus cisco unity malfunction because host apparatus breaks down Problem occurs, and the unobstructed of communication network has been effectively ensured.
Brief description of the drawings
Fig. 1 is a kind of one of flow chart of method for handover control of master/slave device provided in the embodiment of the present invention；
Fig. 2 is active and standby secondary in backup arbitration unit and stand-by equipment in the host apparatus provided in the embodiment of the present invention Cut out the structural representation of unit；
Fig. 3 is the two of the flow chart of the method for handover control of a kind of master/slave device provided in the embodiment of the present invention；
Fig. 4 is a kind of structural representation of the host apparatus provided in the embodiment of the present invention；
Fig. 5 is the flow chart of the method for the embodiment one provided in the embodiment of the present invention；
Fig. 6 is the three of the flow chart of the method for handover control of a kind of master/slave device provided in the embodiment of the present invention；
Fig. 7 is the four of the flow chart of the method for handover control of a kind of master/slave device provided in the embodiment of the present invention；
Fig. 8 to Figure 10 is respectively a kind of structural representation of the stand-by equipment provided in the embodiment of the present invention；
Figure 11 is the flow chart of the method for the embodiment two provided in the embodiment of the present invention；
Figure 12 is the flow chart of the method for the embodiment three provided in the embodiment of the present invention；
Figure 13 is a kind of structural representation of the handover control system of the master/slave device provided in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, to a kind of method for handover control of master/slave device provided in an embodiment of the present invention, its switching Control system and the embodiment of device are described in detail.It should be noted that described embodiment is only Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The embodiments of the invention provide a kind of method for handover control of master/slave device, in host apparatus side, such as Fig. 1 institutes Show, can include：
S101, receive electric or lower electric switching signal on the control stand-by equipment that webmaster is sent；
S102, according to and stand-by equipment real-time active and standby arbitration result, determine itself current equipment state whether based on Use equipment；If so, then perform step S103；If it is not, then perform step S104；
S103, according to the switching signal that receives, sent to stand-by equipment and carry electric on control stand-by equipment or lower electricity Information control signal；
S104, control signal is not sent to stand-by equipment.
It is by equipment it is determined that during main and standby relation between two equipment it should be noted that in the prior art Central processing unit (Central Processing Unit, CPU) complete, once CPU occurs abnormal, then can cause active and standby State frequent switching, and then cause system reliability to reduce；And in above-mentioned method for handover control provided in an embodiment of the present invention, The backup arbitration unit being arranged in two equipment can be utilized, by real-time active and standby secondary between host apparatus and stand-by equipment Result is cut out, determines the main and standby relation between two equipment in real time, rather than main and standby relation is determined by CPU, therefore, even The problem of CPU appearance exceptions are also not in active and standby frequent switching, so as to improve the reliability of system；Also, by master The setting of the method for handover control of standby equipment, the upper electric or lower electricity of stand-by equipment can be controlled by host apparatus, it is then real The thorough reset of stand-by equipment is now controlled by host apparatus, so as to ensure the normal work of local side apparatus.
Furthermore, it is necessary to explanation, host apparatus and stand-by equipment be all mounted on backboard, and host apparatus and Stand-by equipment can be arranged on backboard by the slot that is arranged on backboard, realize host apparatus and stand-by equipment fixation and Electrical connection；It is, of course, also possible to realize the fixation of host apparatus and stand-by equipment by other means and electrically connect, do not limit herein It is fixed.In addition, without being interacted by agreement between host apparatus and stand-by equipment, it is only necessary to will by the signal wire in slot The switching signal that host apparatus is sent is transmitted to stand-by equipment, simple and convenient, be enormously simplify the process of communication interaction, is carried High host apparatus control stand-by equipment carry out power on operation or under electrically operated efficiency.
Therefore, in embodiments of the present invention, to stand-by equipment send carry control stand-by equipment on it is electric or lower electric It is the signal wire transmission of control signals electrically connected with stand-by equipment by being set in advance in slot during the control signal of information , it is arranged such, it is possible to achieve the direct transmission of control signal, improve the efficiency of signal transmission, avoid and passed using agreement Complexity during defeated signal, simplify signal transmission.
In the specific implementation, in order to which control signal is transmitted to stand-by equipment, on provided in an embodiment of the present invention The step S103 in method for handover control is stated according to the switching signal received, is carried to stand-by equipment transmission and controls standby set The control signal of standby electric or lower electric information, can be specifically included：
According to the switching signal received, it is determined that mark corresponding with switching signal in internal register；
According to the mark determined, the control for carrying electric on control stand-by equipment or lower electric information is sent to stand-by equipment Signal processed.
Specifically, after switching signal is received, and when it is determined that itself is currently host apparatus, to switching signal solution Analysis, it is determined that the switching signal received is electric on stand-by equipment to be controlled or lower electricity, after determination, further according to switching signal The register of inside is marked.For example, determine to carry out power on operation to stand-by equipment after parsing, then by inside The mark of register is designated as 1, if determine to carry out down stand-by equipment after parsing it is electrically operated, by the register of inside It is designated as 0；Certainly, it is merely illustrative and how the register of inside is marked according to switching signal herein, so mark Note is not limited to 1 and 0, can also be other numerals or letter etc., is not limited thereto.
Specifically, after mark is determined, control signal is sent to stand-by equipment according to mark, set so as to realize to standby The control of standby working condition；Usually, can be by the setting of the potential level to control signal, to determine to stand-by equipment Progress power on operation still carries out down electrically operated.For example, it is determined that carrying out power on operation, and the mark of register to stand-by equipment For 1 when, to stand-by equipment send with low potential control signal；If it is determined that under being carried out to stand-by equipment it is electrically operated, and post When the mark of storage is, the control signal with high potential is sent to stand-by equipment；Certainly, be merely illustrative herein how Control signal is sent according to mark, so can also represent to carry out stand-by equipment when the current potential of control signal is high potential It is electrically operated, represent to carry out down stand-by equipment electrically operated when being low potential, be not limited thereto.
In the specific implementation, in order to determine active and standby arbitration result in real time, the host apparatus 1 shown in Fig. 2 can be passed through In backup arbitration unit and the backup arbitration unit in stand-by equipment 4 between interact to realize；In fig. 2, host apparatus 1 It is identical with the structure in stand-by equipment 4, CPU element and backup arbitration unit, and active and standby arbitration is illustrate only in figure Unit is mounted on field-programmable gate array (Field Programmable Gate Array, FPGA)；Wherein, CPU element in host apparatus 1 is represented with 2, backup arbitration unit in host apparatus 1 is represented with 3, stand-by equipment 4 is represented with 5 In CPU element, the backup arbitration unit in stand-by equipment 4 is represented with 6；Also, backup arbitration unit includes：CPU state Detect circuit, condition indication circuit working properly, logic processing circuit, active and standby arbitration circuit and filter circuit.
Specifically, the effect of CPU element mainly include it is following some：First, CPU element is into backup arbitration unit CPU state detection circuit sends a low frequency pulse signal；Then, CPU state detects circuit by real-time sampling, judges CPU Whether unit is working properly, then inputs the first indication signal to logic processing circuit；Wherein, the current potential of the first indication signal is height Current potential, illustrate that CPU element is working properly, if the current potential of the first indication signal is low potential, illustrate CPU element work not just Often；Second, CPU element can also access each operating die in corresponding device (such as by the bus (not shown) that pre-sets Main operating die, monitoring temperature chip and voltage monitoring chip etc., is not shown), then in condition indication circuit working properly The corresponding mark of register write-in；Then condition indication circuit working properly is according to the mark of internal register, at logic Manage circuit and input the second indication signal；Wherein, when each operating die is working properly, by 1 write-in state instruction working properly Register in circuit, the current potential of the second indication signal is high potential, otherwise, then by 0 write-in condition indication circuit working properly In register, the current potential of the second indication signal is low potential；3rd, CPU element can also be visited by the bus pre-set The register in active and standby arbitration circuit is asked, the enabled control of masterslave switchover is realized and forces masterslave switchover function.
Certainly, the current potential of the first indication signal and the current potential of the second indication signal can also be with above-mentioned current potentials on the contrary, only The working condition of each part can be illustrated by current potential, be not limited thereto.
In addition, it is shown in Figure 2, except 5 and 6 in stand-by equipment 4, in addition to：First resistor R1, second resistance R2 and 3rd resistor R3；Also, except 2 and 3 in host apparatus 1, in addition to：4th resistance R4, the 5th resistance R5 and the 6th resistance R6；Wherein, second resistance R2,3rd resistor R3, the 5th resistance R5 and the 6th resistance R6 are pull down resistor；Pull down resistor is used for When another equipment is not in place, corresponding device can equally receive effective signal and based on being upgraded by arbitrated logic, on Pull-up resistor is then used for when another equipment inserts or pull out, and corresponding device can equally receive effective signal.
For example, by taking the 5th resistance R5 and the 6th resistance R6 in host apparatus 1 as an example, the 5th resistance R5 and the 6th resistance R6 For when stand-by equipment 4 is not in place, host apparatus 1 can equally to receive effective signal；With the 4th electricity in host apparatus 1 Exemplified by hindering R4, the 4th resistance R4 is used for when stand-by equipment 4 inserts or pull out, and host apparatus 1 can equally receive effective letter Number.
Specifically, in above-mentioned method for handover control provided in an embodiment of the present invention, the structure with reference to shown in Fig. 2 is primary Equipment and the real-time active and standby arbitration mechanism of stand-by equipment are：According to itself (i.e. host apparatus) internal backup arbitration unit to standby Itself current indication signal online in place, activestandby state signal are carried with what the backup arbitration unit in equipment was sent Act and work indication signal work first state signal group, and backup arbitration unit in stand-by equipment is to therein Backup arbitration unit send carry stand-by equipment current indication signal online in place, activestandby state signal act and The indication signal that works work the second status signal group, carries out real-time auto negotiation processing, and determine respective equipment state. In this way, the main and standby relation between two equipment can need not be determined by CPU, but according to the friendship between backup arbitration unit Mutually, you can realize the judgement of main and standby relation, the upper electric or lower electricity for controlling stand-by equipment for host apparatus provides foundation；Also, By the interaction between backup arbitration unit, what is obtained is real-time result, therefore, can be carried out at any time according to real-time result Adjustment, so as to which the normal work of local side apparatus be effectively ensured.
Further, in above-mentioned method for handover control provided in an embodiment of the present invention, with reference to shown in Fig. 2, in itself Backup arbitration unit of the backup arbitration unit in portion into stand-by equipment, which is sent, carries itself current indication signal in place Before online, activestandby state signal act and work indication signal work first state signal group, therein it is active and standby secondary First indication signal 1_ok of the unit to the working condition for representing itself CPU is cut out, and for representing itself each work core Second indication signal 2_ok of the working condition of piece carries out logical AND processing, generates itself current work indication signal work；
Backup arbitration unit in stand-by equipment carries standby set to what the backup arbitration unit of therein was sent Standby current indication signal online in place, activestandby state signal act and work indication signal work the second status signal group Before, the backup arbitration unit in stand-by equipment is to the 3rd indication signal for representing CPU working condition in stand-by equipment 3_ok, and for representing that the 4th indication signal 4_ok of the working condition of each operating die in stand-by equipment is carried out at logical AND Reason, the current work indication signal work of generation stand-by equipment.
Specifically, by taking host apparatus 1 as an example, carrying out the reason for above-mentioned logical AND is handled is：If handled without logical AND, When 2 break down, the second indication signal 2_ok current potential may remain unchanged, and remain as high potential, just will not now trigger Masterslave switchover so that business and management etc. will not be switched in stand-by equipment；In this way, hardware watchdog can be caused to be answered Position, causes local side apparatus to be restarted, and now can just trigger masterslave switchover.Generally, crashed from 2 to local side apparatus Restart, the time of masterslave switchover just can not so meet requirement of the masterslave switchover at 50 milliseconds in second level.And of the invention real Apply in example, due to the first indication signal 1_ok and the second indication signal 2_ok have been carried out first logical AND processing after retransmit to In the 6 of stand-by equipment so that as long as thering is one exception occur in the first indication signal 1_ok and the second indication signal 2_ok, just Meeting output abnormality, 6 are perceiving abnormal triggering masterslave switchover afterwards；Because switching time is mainly logic gate delay, so can To meet 50 milliseconds of the reliability switched requirement, improve local side apparatus.
Certainly, it is above-mentioned that simply the necessity of logical AND processing is explained and illustrated by taking host apparatus as an example, standby With similarly can also carry out logical AND processing in equipment, concrete reason can be found in the above, repeats part and repeats no more.
In the specific implementation, in order to determine itself current equipment state, so as to further determine whether to need To stand-by equipment transmission control signal, basis in the step S102 in above-mentioned method for handover control provided in an embodiment of the present invention With the real-time active and standby arbitration result of stand-by equipment, determine whether itself current equipment state is host apparatus, as shown in figure 3, It can specifically include：
S301, basis and the real-time active and standby arbitration result of stand-by equipment, determine itself current indication signal in place Whether online is default first electric potential signal；If so, then perform step S302；If it is not, then perform step S305；
S302, determine whether itself current activestandby state signal act is default second electric potential signal；If so, then hold Row step S303；If it is not, then perform step S305；
S303, determine whether itself current work indication signal work is the second electric potential signal；If so, then perform step S304；If it is not, then perform step S305；
S304, determine that itself current equipment state is host apparatus；
S305, determine that itself current equipment state is stand-by equipment.
Specifically, according to the above method, real-time active and standby arbitration result can be obtained, determines that itself current sets at any time Standby state, in order to which host apparatus sends control signal to stand-by equipment, so as to control the working condition of stand-by equipment, reach main The purpose thoroughly resetted with equipment control stand-by equipment, is advantageous to the normal operation and work of local side apparatus.
In addition, with reference to shown in Fig. 2, indication signal online in place represents whether host apparatus 1 is in place, i.e. host apparatus 1 Whether it has been inserted on backboard, if in place, indication signal online in place current potential can be arranged into the first current potential, otherwise Indication signal online in place current potential can be arranged to the second current potential；Activestandby state signal act represents currently transmitted control Whether the equipment of signal is host apparatus, if the equipment of currently transmitted status signal is host apparatus, can be believed activestandby state Number act current potential is arranged to the second current potential, and activestandby state signal act current potential otherwise is arranged into the first current potential；Work instruction Signal work represents whether host apparatus 1 is working properly, can be by the indication signal work that works if host apparatus 1 is working properly Current potential be arranged to the second current potential, otherwise can by work indication signal work current potential be arranged to the first current potential.
Wherein, the first current potential could be arranged to low potential, and the second current potential could be arranged to high potential；It is, of course, also possible to will First current potential is arranged to high potential, and the second current potential is arranged to low potential, as long as can illustrate host apparatus by potential level State, it is not limited thereto.
It should be noted that either stand-by equipment, or host apparatus, can directly FPGA itself hot plug it is special Property, realize that hot plug is handled, the related driving chip of intermediate demand addition, so as to save the manufacturing cost of local side apparatus； Simultaneously as reduce the setting quantity of driving chip, it is possible to greatly improve reliability, ensure the smooth of network service.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of host apparatus, because the host apparatus is with before The principle stated in a kind of method for handover control of master/slave device of host apparatus side is similar, therefore the specific reality of the host apparatus The mode of applying can be found in the specific embodiment of above-mentioned method for handover control, repeats part and repeats no more.
Specifically, above-mentioned host apparatus provided in an embodiment of the present invention, as shown in figure 4, can include：CPU element 401, Backup arbitration unit 402, output control unit 403 and primary power cource unit 404；Wherein,
CPU element 401, electric or lower electric switching signal on the control stand-by equipment for receiving webmaster transmission；
Backup arbitration unit 402, for according to and stand-by equipment real-time active and standby arbitration result, determine that itself current sets Whether standby state is host apparatus；
Output control unit 403, for when it is determined that itself current equipment state is host apparatus, according to what is received Switching signal, sent to stand-by equipment and carry electric or lower electric information control signal on control stand-by equipment；
Primary power cource unit 404, for being respectively CPU element 401, backup arbitration unit 402 and output control unit 403 Power supply is provided.
In above-mentioned host apparatus provided in an embodiment of the present invention, the active and standby arbitration list being arranged in two equipment can be utilized Member, by the real-time active and standby arbitration result between host apparatus and stand-by equipment, the active and standby pass between two equipment is determined in real time System, rather than main and standby relation is determined by CPU, therefore, there is exception in even CPU, is also not in active and standby frequent switching The problem of, so as to improve the reliability of system；And it is possible to by host apparatus control stand-by equipment it is upper electricity or under Electricity, then realize by host apparatus to control the thorough reset of stand-by equipment, so as to ensure the normal work of local side apparatus.
In the specific implementation, in above-mentioned host apparatus provided in an embodiment of the present invention, backup arbitration unit 402, specifically For according to and stand-by equipment real-time active and standby arbitration result, determine whether itself current indication signal in place is default the One electric potential signal；When it is determined that itself current indication signal in place is not default first electric potential signal, determine that itself is current Equipment state be stand-by equipment；When it is determined that itself current indication signal in place is default first electric potential signal, it is determined that Whether itself current activestandby state signal is default second electric potential signal；It is determined that itself current activestandby state signal not When being default second electric potential signal, it is stand-by equipment to determine itself current equipment state；It is determined that itself is current active and standby When status signal is default second electric potential signal, determine whether itself current work indication signal is the second electric potential signal； When it is determined that itself current work indication signal is not or not second electric potential signal, determine that itself current equipment state sets to be standby It is standby；When it is determined that itself current work indication signal is the second electric potential signal, it is primary to determine itself current equipment state Equipment.
Specifically, in above-mentioned host apparatus provided in an embodiment of the present invention, the real-time active and standby arbitration machine with stand-by equipment It is made as：Taken according to what backup arbitration unit of itself (i.e. host apparatus) the internal backup arbitration unit into stand-by equipment was sent First state signal group with itself current indication signal in place, activestandby state signal and the indication signal that works, Yi Jibei With the backup arbitration unit in equipment current in place of stand-by equipment is carried to what the backup arbitration unit of therein was sent Second status signal group of indication signal, activestandby state signal and the indication signal that works, carries out real-time auto negotiation processing, and really Make respective equipment state.
Further, in above-mentioned host apparatus provided in an embodiment of the present invention, in the backup arbitration unit of therein Backup arbitration unit into stand-by equipment, which is sent, carries itself current indication signal in place, activestandby state signal and work Before the first state signal group of indication signal, the backup arbitration unit of therein is to for representing its central processor First indication signal of CPU working condition, and the second instruction letter of the working condition for representing itself each operating die Number carry out logical AND processing, generate itself current work indication signal；Backup arbitration unit in stand-by equipment to itself Carry stand-by equipment current indication signal in place, activestandby state signal and the work of internal backup arbitration unit transmission refer to Before showing the second status signal group of signal, the backup arbitration unit in stand-by equipment is to for representing CPU in stand-by equipment 3rd indication signal of working condition, and for representing the 4th instruction letter of the working condition of each operating die in stand-by equipment Number carry out logical AND processing, the current work indication signal of generation stand-by equipment.
In the specific implementation, in above-mentioned host apparatus provided in an embodiment of the present invention, CPU element 401, it is additionally operable to basis The switching signal received, it is determined that mark corresponding with switching signal in internal register；
Output control unit 403, specifically for according to the mark determined, it is standby to carry control to stand-by equipment transmission The control signal of device power or lower electric information.
In the specific implementation, in above-mentioned host apparatus provided in an embodiment of the present invention, output control unit 403 can be Complicated Programmadle logic device or field-programmable gate array；It is, of course, also possible to it is that other can realize output control unit 403 Function structure, be not limited thereto.
Below in conjunction with specific embodiment, the course of work of above-mentioned host apparatus provided in an embodiment of the present invention is carried out in detail Thin description.
Embodiment one：The flow chart of method with reference to shown in Fig. 5.
S501, CPU element receive electric or lower electric switching signal on the control stand-by equipment that webmaster is sent；
S502, backup arbitration unit are according to the real-time active and standby arbitration result with stand-by equipment, it is determined that current equipment state Whether it is host apparatus；If so, then perform step S503；If it is not, then perform step S505；
S503, CPU element are according to the switching signal received, it is determined that mark corresponding with switching signal in internal register Note；
S504, output control module send to stand-by equipment and carried on control stand-by equipment according to the mark determined The control signal of electric or lower electric information；
S505, output control module do not send control signal to stand-by equipment.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of method for handover control of master/slave device, standby With equipment side, as shown in fig. 6, can include：
S601, determine whether to receive the first control for carrying the upper electric or lower electric information of control of host apparatus transmission Signal；If so, then perform step S602；If it is not, then perform step S603；
S602, using the Auxiliary Power Units pre-set, set according to the first control signal received, and with primary Standby real-time active and standby arbitration result, controls current working condition；
S603, using the Auxiliary Power Units and drop-down unit pre-set, adjust current equipment state and set to be primary It is standby；Drop-down unit is used to determine to carry to adjust second control signal of the current equipment state for the information of host apparatus.
Above-mentioned method for handover control provided in an embodiment of the present invention, passes through setting for the method for handover control to master/slave device Put, the upper electric or lower electricity of stand-by equipment can be controlled by host apparatus, is then realized by host apparatus standby to control The thorough reset of equipment；Also, when not receiving the control signal of host apparatus transmission, stand-by equipment can be by setting in advance The Auxiliary Power Units and drop-down unit put, host apparatus is automatically upgraded to complete work, to avoid because host apparatus occurs Failure and occur the problem of cause local side apparatus cisco unity malfunction, the unobstructed of communication network has been effectively ensured.
Further, since in the presence of the power supply that the Auxiliary Power Units pre-set provide, it is ensured that set primary During standby failure, Auxiliary Power Units equally enable to electricity on stand-by equipment, and are in power-down state in stand-by equipment When, Auxiliary Power Units can normally handle the control signal of host apparatus transmission, realize host apparatus control stand-by equipment While upper electric or lower electric, ensure the normal operation of local side apparatus, improve the operability of local side apparatus.
In the specific implementation, in order to which after the first control signal of host apparatus transmission is received, control is current Working condition, it is auxiliary using what is pre-set in the step S602 in above-mentioned method for handover control provided in an embodiment of the present invention Power subsystem is helped, according to the first control signal received, and the real-time active and standby arbitration result with host apparatus, control are current Working condition, as shown in fig. 7, can specifically include：
S701, basis and the real-time active and standby arbitration result of host apparatus, and the first control signal received, it is determined that with Electrically operated first M signal is carried out down in representing whether；
S702, the power supply provided using Auxiliary Power Units, according to the first control signal received, it is determined that for representing Whether the second M signal of progress power on operation is needed；
S703, the power supply provided using Auxiliary Power Units, according to letter among the first M signal determined and second Number, control current working condition.
Specifically, in order to determine first M signal, in above-mentioned switching control side provided in an embodiment of the present invention Basis and the real-time active and standby arbitration result of host apparatus in step S701 in method, and the first control signal received, really It is fixed to be used to represent whether to carry out down electrically operated first M signal, it can specifically include：
According to the real-time active and standby arbitration result with host apparatus, itself current equipment state is determined；
When it is determined that itself current equipment state is stand-by equipment, it is determined that for representing to carry out down electrically operated the One M signal, and determine that the current potential among first is default second current potential；Or, determine whether the first control signal is default The first electric potential signal；
When it is determined that the first control signal is default first electric potential signal, it is determined that electrically operated for representing that needs are carried out down First M signal, and determine first M signal current potential be the first current potential；
When it is determined that the first control signal is not default first electric potential signal, it is determined that lower electricity behaviour need not be carried out for expression The first M signal of work, and the current potential of determination first M signal is high-impedance state.
Specifically, according to and host apparatus real-time active and standby arbitration result, when determining itself current equipment state, really It is similar to determine method with the method shown in earlier figures 3, is according to real-time active and standby arbitration result, it is determined that indication signal in place Whether online, activestandby state signal act and work indication signal work are default signal, so that it is determined that itself current sets Standby state is stand-by equipment or host apparatus, repeats part and repeats no more.
However, after host apparatus inserts from backboard, occur in the first control signal sent to stand-by equipment and make an uproar Sound, such as burr, such signal can have an impact to follow-up identification and detection, so as to reduce the stability of signal transacting；Cause This, in above-mentioned method for handover control provided in an embodiment of the present invention, according to and host apparatus real-time active and standby arbitration result, Before determining itself current equipment state, it can also include：Processing is filtered to the first control signal；Pass through the side of filtering Formula filters out the burr of the first control signal or other interference, the stability of the first control signal is improved, in order to subsequently handle.
Specifically, in order to determine second M signal, in above-mentioned switching control side provided in an embodiment of the present invention According to the first control signal for receiving in step S702 in method, it is determined that carrying out the of power on operation for representing whether Two M signals, it can specifically include：
Determine whether the first control signal is default second electric potential signal；
When it is determined that the first control signal is not default second electric potential signal, it is determined that electricity behaviour need not be carried out for expression The second M signal of work, and the current potential of determination second M signal is high-impedance state；
When it is determined that the first control signal is default second electric potential signal, determine whether the first control signal is that stabilization is believed Number；
When it is determined that the first control signal is not stabilization signal, it is determined that for represent need not carry out power on operation second in Between signal, and determine second M signal current potential be high-impedance state；
When it is determined that the first control signal is stabilization signal, it is determined that for representing to need to carry out among the second of power on operation Signal, and the current potential of determination second M signal is the second current potential.
It is pointed out that before second M signal is determined according to the first control signal received, need also exist for Processing is filtered to the first control signal, to filter out burr or the other interference in the first control signal, to improve the first control The stability of signal processed, in order to follow-up processing.Also, it is determined that second M signal state when, it is necessary to ensure second Centre keeps stable within the default time, to avoid because the unstable of second M signal causes subsequent operation to slip up, from And the work of local side apparatus is avoided to get muddled.
Specifically, in order to according to first M signal and second M signal, control current working condition, at this According to the first M signal and second determined in step S703 in the above-mentioned method for handover control that inventive embodiments provide M signal, current working condition is controlled, can specifically included：
It is determined that the current potential of first M signal is high-impedance state, when the current potential of second M signal is the second current potential, or The current potential for determining first M signal is the second current potential, when the current potential of second M signal is high-impedance state, it is determined that for representing to need Carry out the enable signal of power on operation；
According to the enable signal for being used to represent to need progress power on operation determined, it is upper to control current working condition Electricity condition；
It is determined that the current potential of first M signal is the first current potential, when the current potential of second M signal is high-impedance state, it is determined that For representing to need to carry out down electrically operated non-enable signal；
According to determine be used to represent need to carry out down electrically operated non-enable signal, control the current working condition to be Power-down state.
Specifically, according to first M signal and second M signal, when controlling current working condition, among first Relation between signal and second M signal only has three kinds, as shown in table 1；Wherein, the first current potential represents high potential, the second electricity Position represents low potential；Certainly, the first current potential and the second current potential are not limited to this, are merely illustrative, do not make herein herein Limit.
Table 1
As can be known from Table 1, the state relation between first M signal and the second centre only has these three, so first Between M signal and second M signal, be not in one of them be low potential another be high potential situation, to keep away Exempt to get muddled when subsequently controlling current working condition according to first M signal and second M signal and lead to not control The problem of processed, occurs, so as to improve the accuracy and efficiency of switching control.
In the specific implementation, using pre- in the step S603 in above-mentioned method for handover control provided in an embodiment of the present invention The Auxiliary Power Units and drop-down unit first set, it is host apparatus to adjust current equipment state, can be specifically included：
The power supply provided using Auxiliary Power Units, the current equipment shape of adjustment is carried according to what drop-down unit was determined State is the second control signal of the information of host apparatus, it is determined that for representing to need the second M signal for carrying out power on operation；
The power supply provided using Auxiliary Power Units, need to carry out the second of power on operation according to the expression that is used for determined M signal, it is host apparatus to adjust current equipment state.
Specifically, when setting pull down resistor, one end ground connection of pull down resistor, carried out between host apparatus and stand-by equipment The signal wire of transmission signal electrically connects with the other end of pull down resistor so that does not send out first by signal wire in host apparatus During control signal, the second control signal is sent to stand-by equipment by signal wire using pull down resistor, in order to control standby set Standby upper electricity；Therefore, when not receiving the first control signal, the action for sending the second control signal does not need host apparatus then Control, it is only necessary to can be achieved to carry out power on operation by pull down resistor, be automatically upgraded to host apparatus so that in host apparatus It is not in place, or during failure, can still ensure there is an equipment to be in normal operating conditions, so as to ensure local side apparatus Normal work.
Specifically, in order to do not receive host apparatus transmission the first control signal after, according to second control believe Number second M signal is determined, in above-mentioned method for handover control provided in an embodiment of the present invention, determined according to drop-down unit Carrying for going out adjusts the second control signal of current equipment state for the information of host apparatus, it is determined that for expression need into The second M signal of row power on operation, it can specifically include：
It is determined that whether the second control signal for carrying the information that the current equipment state of adjustment is host apparatus is second Electric potential signal；
It is determined that it is the second electricity to carry the current equipment state of adjustment as the second control signal of the information of host apparatus During the signal of position, it is determined that for representing to need the second M signal for carrying out power on operation, and determine the current potential of second M signal For the second current potential.
Specifically, because the second control signal is to be transmitted by pull down resistor to stand-by equipment, so according to second , can be without being filtered processing to the second control signal, so as to simplify letter before control signal determines second M signal Number processing the step of, be advantageous to rapidly upgrade stand-by equipment, ensure the normal work of local side apparatus.
Specifically, in order to which stand-by equipment is upgraded into host apparatus, in above-mentioned switching provided in an embodiment of the present invention In control method, according to the second M signal for being used to represent to need progress power on operation determined, current equipment is adjusted State is host apparatus, can be specifically included：
When it is determined that the current potential of second M signal is the second current potential, it is determined that for representing to need to carry out making for power on operation Can signal；
According to the enable signal for being used to represent to need progress power on operation determined, it is upper to adjust current working condition Electricity condition, so that the equipment state after adjustment is host apparatus.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of stand-by equipment, because the stand-by equipment is with before The principle stated in a kind of method for handover control of master/slave device of stand-by equipment side is similar, therefore, the specific reality of stand-by equipment The mode of applying may refer to the embodiment of above-mentioned method for handover control, repeats part and repeats no more.
Specifically, above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in figure 8, can include：Determining unit 801, First adjustment unit 802, the second adjustment unit 803, drop-down unit 804, primary power cource unit 805 and Auxiliary Power Units 806； Wherein,
Determining unit 801, it is used to determine whether that receiving carrying for host apparatus transmission controls upper electric or lower electric letter First control signal of breath；
First adjustment unit 802, for it is determined that receive host apparatus transmission carry control on it is electric or lower electric During the first control signal of information, using Auxiliary Power Units 806, according to the first control signal received, and with it is primary The real-time active and standby arbitration result of equipment, controls current working condition；
Second adjustment unit 803, for it is determined that not receiving carrying for host apparatus transmission controls electric or lower electricity Information the first control signal when, using Auxiliary Power Units 806 and drop-down unit 804, adjusting current equipment state is Host apparatus；
Drop-down unit 804, for determining to carry the second control for adjusting current equipment state as the information of host apparatus Signal processed；
Primary power cource unit 805, for providing electricity for determining unit 801, the first adjustment unit 802 and the second adjustment 803 Source；
Auxiliary Power Units 806, for providing power supply for the first adjustment unit 802 and the second adjustment unit 803.
Above-mentioned stand-by equipment provided in an embodiment of the present invention, can by host apparatus control stand-by equipment it is upper electricity or Lower electricity, then realize by host apparatus to control the thorough reset of stand-by equipment；Also, sent not receiving host apparatus Control signal when, stand-by equipment can be automatically upgraded to primary by the Auxiliary Power Units and drop-down unit pre-set Equipment completes work, with avoid because host apparatus breaks down cause local side apparatus cisco unity malfunction the problem of occur, The unobstructed of communication network has been effectively ensured.
In the specific implementation, in above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in Figure 9 and Figure 10, wherein, In order to avoid the complexity of accompanying drawing, primary power cource unit 805 and Auxiliary Power Units 806 are not showed that in fig.9；First adjustment is single Member 802, can be specifically included：Lower electric control circuit 802-1, the first electrifying control circuit 802-2, the first adjustment control circuit 802-3；Wherein,
Lower electric control circuit 802-1, for according to and host apparatus real-time active and standby arbitration result, and the received One control signal, it is determined that carrying out down electrically operated first M signal for representing whether；
First electrifying control circuit 802-2, for the power supply provided using Auxiliary Power Units 806, according to what is received First control signal, it is determined that carrying out the second M signal of power on operation for representing whether；
First adjustment control circuit 802-3, for the power supply provided using Auxiliary Power Units 806, according to what is determined First M signal and second M signal, control current working condition.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, lower electric control circuit 802-1, it is specifically used for According to the real-time active and standby arbitration result with host apparatus, itself current equipment state is determined；It is determined that itself current equipment When state is stand-by equipment, it is determined that for representing that electrically operated first M signal need not be carried out down, and determine among first Current potential is default second current potential；Or, determine whether the first control signal is default first electric potential signal；It is determined that the first control When signal processed is default first electric potential signal, it is determined that for representing to need to carry out down electrically operated first M signal, and really The current potential for determining first M signal is the first current potential；When it is determined that the first control signal is not default first electric potential signal, really It is fixed to be used to represent that electrically operated first M signal is carried out down, and the current potential of determination first M signal is high-impedance state.
Further, in above-mentioned stand-by equipment provided in an embodiment of the present invention, lower electric control circuit 802-1 is also specific For being filtered processing to the first control signal.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the first electrifying control circuit 802-2, specifically For determining whether the first control signal is default second electric potential signal；It is determined that the first control signal is not default second During electric potential signal, it is determined that the second M signal of power on operation need not be carried out for expression, and the electricity of second M signal is determined Position is high-impedance state；When it is determined that the first control signal is default second electric potential signal, determine whether the first control signal is steady Determine signal；When it is determined that the first control signal is not stabilization signal, it is determined that for represent need not carry out power on operation second in Between signal, and determine second M signal current potential be high-impedance state；When it is determined that the first control signal is stabilization signal, it is determined that with Need to carry out the second M signal of power on operation in expression, and the current potential of determination second M signal is the second current potential.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in Figure 9 and Figure 10, the first adjustment control Circuit 802-3 processed, can be specifically included：First enabled control sub-circuit 802-3a and first state adjustment sub-circuit 802-3b； Wherein,
First enabled control sub-circuit 802-3a, for it is determined that the current potential of first M signal is high-impedance state, in second Between the current potential of signal when being the second current potential, or it is determined that the current potential of first M signal is the second current potential, second M signal When current potential is high-impedance state, it is determined that for representing to need the enable signal for carrying out power on operation；It is determined that the electricity of first M signal Position be the first current potential, when the current potential of second M signal be high-impedance state, it is determined that carrying out down electrically operated non-make for expression needs Can signal；
First state adjusts sub-circuit 802-3b, for needing to carry out making for power on operation according to the expression that is used for determined Energy signal, it is power-up state to control current working condition；According to determine be used to represent need to carry out down it is electrically operated non- Enable signal, it is power-down state to control current working condition.
In the specific implementation, in above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in figure 9, the second adjustment is single Member 803, can be specifically included：The adjustment control circuits of second electrifying control circuit 803-1 and second 803-2；Wherein,
Second electrifying control circuit 803-1, for the power supply provided using Auxiliary Power Units 806, according to drop-down unit 804 the second control signals for carrying the information that the current equipment state of adjustment is host apparatus determined, it is determined that being used for table Show the second M signal for needing to carry out power on operation；
Second adjustment control circuit 803-2, for the power supply provided using Auxiliary Power Units 806, according to what is determined For representing to need the second M signal for carrying out power on operation, it is host apparatus to adjust current equipment state.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, the second electrifying control circuit 803-1, specifically For determining to carry whether the second control signal for adjusting the information that current equipment state is host apparatus is the second current potential Signal；It is determined that it is the second current potential letter to carry the current equipment state of adjustment as the second control signal of the information of host apparatus Number when, it is determined that for representing to need the second M signal for carrying out power on operation, and determine that the current potential of second M signal is the Two current potentials.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in figure 9, the second adjustment control circuit 803-2, it can specifically include：Second enabled control sub-circuit 803-2a and the second state adjustment sub-circuit 803-2b；Wherein,
Second enabled control sub-circuit 803-2a, for when it is determined that the current potential of second M signal is the second current potential, really It is fixed to be used to represent to need the enable signal for carrying out power on operation；
Second state adjusts sub-circuit 803-2b, for needing to carry out making for power on operation according to the expression that is used for determined Energy signal, it is power-up state to adjust current working condition, so that the equipment state after adjustment is host apparatus.
Specifically, it is electric on the first electrifying control circuit and second in above-mentioned stand-by equipment provided in an embodiment of the present invention Control circuit is the same circuit being made up of logical device；First enabled control sub-circuit and the second enabled control sub-circuit are served as reasons The same sub-circuit that logical device and opto-coupler chip are formed；It is same that first state, which adjusts sub-circuit and the second state adjustment sub-circuit, One sub-circuit.Therefore, reference can be made to shown in Figure 10, only with the first electrifying control circuit 802-2, the first enabled control sub-circuit in figure 802-3a and first state adjust sub-circuit 802-3b to form the important component of stand-by equipment.
Certainly, the first electrifying control circuit 802-2 concrete structure can be logical device, it is, of course, also possible to be other The structure of the first electrifying control circuit 802-2 function can be realized, is not limited thereto.Similarly, for the first enabled control System circuit 802-3a concrete structure can be made up of logical device and opto-coupler chip, but be not limited to this, can also be it He can realize the structure of the first enabled control sub-circuit 802-3a function；Similarly, first state adjustment sub-circuit 802-3b Can be specifically the power supply chip of standard, but be not limited to this, can also be that other can realize first state adjustment son electricity The structure of road 802-3b function.
Specifically, in above-mentioned stand-by equipment provided in an embodiment of the present invention, as shown in Figure 10, primary power cource unit 805, Primary power cource is provided specifically for adjusting sub-circuit 802-3b for first state, so that first state adjustment sub-circuit 802-3b will Power convert is the operating voltage needed for the chip in stand-by equipment, ensures the normal work of stand-by equipment；Auxiliary Power Units 806, specifically for providing accessory power supply for the enabled control sub-circuit 802-3a of the first electrifying control circuit 802-2 and first, with Ensure when host apparatus breaks down, Auxiliary Power Units 806 equally enable to electricity on stand-by equipment, and are set standby For when being in power-down state, Auxiliary Power Units 806 can normally handle the control signal of host apparatus transmission, primary realizing While electric or lower electric on equipment control stand-by equipment, ensure the normal operation of local side apparatus.
Further, since lower electric control circuit can be FPGA, and FPGA has more function so that FPGA power consumption compared with Greatly；And the power consumption of accessory power supply is typically small, FPGA normal work can not be typically maintained；Therefore, carried in the embodiment of the present invention In the above-mentioned stand-by equipment supplied, as shown in Figure 10, first state adjustment sub-circuit 802-3b, it is additionally operable to as lower electric control circuit 802-1 provides power supply, rather than uses Auxiliary Power Units 806 to provide power supply for lower electric control circuit 802-1, to ensure FPGA Normal work, and then ensure stand-by equipment normal work.
Below in conjunction with specific embodiment, the course of work of above-mentioned stand-by equipment provided in an embodiment of the present invention is carried out in detail Thin description.
Embodiment two：The structural representation of stand-by equipment with reference to shown in Figure 10, and the flow of the method shown in Figure 11 Figure, by host apparatus to it is standby transmission the first control signal exemplified by, to above-mentioned method for handover control provided in an embodiment of the present invention It is described.
S1101, lower electric control circuit receive the first control signal that host apparatus is sent, and carry out filtering process；
S1102, lower electric control circuit are according to the real-time active and standby arbitration result with host apparatus, and the first control received Signal processed, determines first M signal；
S1103, the first electrifying control circuit determine second M signal according to the first control signal received；
S1104, the first enabled control sub-circuit are according to the first M signal and second M signal received, it is determined that working as It is preceding whether to need to carry out power on operation；If so, then perform step S1105；If it is not, then perform step S1107；
S1105, the first enabled control sub-circuit are determined for representing to need the enable signal for carrying out power on operation；
S1106, first state adjust sub-circuit according to the enable signal determined, it is upper electricity to control current working condition State；Terminate flow；
S1107, the first enabled control sub-circuit are determined for representing to need to carry out down electrically operated non-enable signal；
S1108, first state adjust sub-circuit according to the enable signal determined, it is lower electricity to control current working condition State.
Embodiment three：The structural representation of stand-by equipment with reference to shown in Figure 10, and the flow of the method shown in Figure 12 Figure, is broken down with host apparatus, exemplified by no normal direction stand-by equipment sends the first control signal, to provided in an embodiment of the present invention Above-mentioned method for handover control is described.
S1201, drop-down unit determine to carry the second control signal of the information for adjusting current equipment state；
S1202, the first electrifying control circuit determine second M signal according to the second control signal；
S1203, the first enabled control sub-circuit are according to second M signal, it is determined that needing to carry out power on operation for expression Enable signal；
S1204, first state adjust sub-circuit according to the enable signal determined, it is upper electricity to control current working condition State.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of handover control system of master/slave device, such as schemes Shown in 13, it can include：Such as above-mentioned host apparatus 1 provided in an embodiment of the present invention, such as provided in an embodiment of the present invention above-mentioned standby With equipment 4, the first power supply disks 10, second source disk 20 and the webmaster electrically connected respectively with host apparatus 1 and stand-by equipment 4 30；Wherein,
The structure of host apparatus 1 is identical with the structure of stand-by equipment 4；
First power supply disks 10 and/or second source disk 20, for providing power supply for host apparatus 1 and stand-by equipment 4；
Webmaster 30, electric on the control stand-by equipment 4 by the long-range transmission received or lower electric switching signal are sent To host apparatus 1.
Specifically, in above-mentioned handover control system provided in an embodiment of the present invention, as shown in figure 13, the He of host apparatus 1 Include in stand-by equipment 4：Chip 40, and first state adjusts sub-circuit 802-3b in the device power belonging to control, It is essentially that first state adjustment sub-circuit 802-3b exports required operating voltage to chip 40, so that chip 40 can be normal Work, realizes the processing of business；And when first state adjustment sub-circuit 802-3b is electric under the equipment belonging to control, as the One state adjustment sub-circuit 802-3b required operating voltage is not exported to chip 40 so that chip 40 can not normal work, from And by handover control system, realize the upper electric or lower electricity to stand-by equipment 4.
In the specific implementation, it is as shown in figure 13, primary to set in above-mentioned handover control system provided in an embodiment of the present invention Comprised at least for 1 and stand-by equipment 4：CPU element 401, backup arbitration unit 402, electricity on output control unit 403, first Control circuit 802-2, lower electric control circuit 802-1, the first enabled control sub-circuit 802-3a, first state adjustment sub-circuit 802-3b, drop-down unit 804, primary power cource unit and Auxiliary Power Units 806；It should be noted that due in host apparatus Primary power cource unit and stand-by equipment in primary power cource unit be identical, be not different, so 404 and 805 represent Primary power cource unit；Wherein, only when affiliated equipment is stand-by equipment, the first electrifying control circuit therein, under it is automatically controlled Circuit, the first enabled control sub-circuit, first state adjustment sub-circuit, primary power cource unit and Auxiliary Power Units processed just can be just Often work, and CPU element and output control unit do not work；And when affiliated equipment is host apparatus, only CPU element, Output control unit and primary power cource unit just understand normal work, to control the working condition of affiliated equipment；Also, either Host apparatus 1 is working, or stand-by equipment 4 is working, and the backup arbitration unit in two equipment is always maintained at work, so as to In determining active and standby arbitration result in real time；Further, since host apparatus 1 is identical with the structure of stand-by equipment 4, it is ensured that two Main and standby relation, and by the working condition of the control stand-by equipment 4 of host apparatus 1 each other between individual equipment, so that local side is set It is standby can be with normal work.
It should be noted that in fig. 13, merely to explanation host apparatus 1 is identical with the structure of stand-by equipment 4, There is identical structure, and the annexation between each structure is identical, and host apparatus 1 and stand-by equipment 4, point Annexation not between the first power supply disks 10, second source disk 20 and webmaster 30 is also identical, each structure in figure Position be not offered as its actual position, be intended merely to clearly demonstrate the annexation between each structure in figure.
Specifically, in above-mentioned handover control system provided in an embodiment of the present invention, as shown in figure 13, the first power supply disks 10 And/or second source disk 20, specifically for providing power supply for the primary power cource unit in host apparatus 1 and Auxiliary Power Units, And provide power supply for the primary power cource unit 805 in stand-by equipment 4 and Auxiliary Power Units 806；To ensure the He of host apparatus 1 The normal work of stand-by equipment 4, and when a power supply disks go wrong wherein, another power supply disks remain able to ensure local side The normal operation of equipment, so as to ensure the smooth of network service.
It may also be noted that in stand-by equipment in above-mentioned handover control system provided in an embodiment of the present invention, can So that determining unit need not be set, when host apparatus 1 sends the first control signal to stand-by equipment 4, the first electrifying control circuit 802-2 and lower electric control circuit 802-1 can receive the first control signal automatically, and the first control signal is accordingly located in Reason；And when host apparatus 1 sends the first control signal without normal direction stand-by equipment 4, due to host apparatus and stand-by equipment it Between signal wire on be connected with drop-down unit 804, can be from the first electrifying control circuit of trend 802-2 by drop-down unit 804 The second control signal is transmitted, so no matter whether host apparatus 1 can all receive to the transmission signal of stand-by equipment 4, stand-by equipment 4 Signal, so as to realize the control to working condition, therefore, determining unit can need not be set, such as Figure 13 institutes in stand-by equipment 4 With.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program Product.Therefore, the application can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware Apply the form of example.Moreover, the application can use the computer for wherein including computer usable program code in one or more The shape for the computer program product that usable storage medium is implemented on (including but is not limited to magnetic disk storage and optical memory etc.) Formula.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent Select embodiment and fall into having altered and changing for the scope of the invention.
The embodiments of the invention provide a kind of method for handover control of master/slave device, its handover control system and device, leads to The setting to the method for handover control of master/slave device is crossed, the upper electric or lower electricity of stand-by equipment can be controlled by host apparatus, Then realize by host apparatus to control the thorough reset of stand-by equipment；Also, by between host apparatus and stand-by equipment Real-time active and standby arbitration result, the main and standby relation between two equipment can be determined in real time, and then pass through respective activestandby state To realize the control to another equipment, so as to ensure the normal work of local side apparatus；In addition, master is not received in stand-by equipment During the control signal sent with equipment, stand-by equipment can be by the Auxiliary Power Units and drop-down unit that pre-set, automatically Upgrade to host apparatus to complete work, to avoid causing local side apparatus cisco unity malfunction because host apparatus breaks down Problem occurs, and the unobstructed of communication network has been effectively ensured.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (35)

  1. A kind of 1. method for handover control of master/slave device, it is characterised in that including：
    Receive electric or lower electric switching signal on the control stand-by equipment that webmaster is sent；
    According to the real-time active and standby arbitration result with the stand-by equipment, determine whether itself current equipment state is primary set It is standby；
    When it is determined that itself current equipment state is host apparatus, according to the switching signal received, to described standby Equipment sends the control signal for carrying and controlling electric on the stand-by equipment or lower electric information.
  2. 2. method for handover control as claimed in claim 1, it is characterised in that the basis and the real-time master of the stand-by equipment Standby arbitration result, determines whether itself current equipment state is host apparatus, is specifically included：
    According to the real-time active and standby arbitration result with the stand-by equipment, determine whether itself current indication signal in place is default The first electric potential signal；
    When it is determined that itself current indication signal in place is not default first electric potential signal, itself current equipment shape is determined State is stand-by equipment；
    When it is determined that itself current indication signal in place is default first electric potential signal, itself current activestandby state is determined Whether signal is default second electric potential signal；
    When it is determined that itself current activestandby state signal is not default second electric potential signal, itself current equipment shape is determined State is stand-by equipment；
    When it is determined that itself current activestandby state signal is default second electric potential signal, itself current work instruction is determined Whether signal is second electric potential signal；
    When it is determined that itself current work indication signal is not second electric potential signal, itself current equipment state is determined For stand-by equipment；
    When it is determined that itself current work indication signal is second electric potential signal, determine that itself current equipment state is Host apparatus.
  3. 3. method for handover control as claimed in claim 1, it is characterised in that the real-time active and standby arbitration machine with the stand-by equipment It is made as：Itself is carried according to what backup arbitration unit of the backup arbitration unit of therein into the stand-by equipment was sent The first state signal group of current indication signal in place, activestandby state signal and the indication signal that works, and described standby set Backup arbitration unit in standby carries current in place of the stand-by equipment to what the backup arbitration unit of therein was sent Second status signal group of indication signal, activestandby state signal and the indication signal that works, carries out real-time auto negotiation processing, and really Make respective equipment state.
  4. 4. method for handover control as claimed in claim 3, it is characterised in that therein backup arbitration unit to described Backup arbitration unit transmission in stand-by equipment carries itself current indication signal in place, activestandby state signal and work and referred to Before showing the first state signal group of signal, the backup arbitration unit of therein is to for representing its central processor CPU Working condition the first indication signal, and the second indication signal of the working condition for representing itself each operating die enters The processing of row logical AND, generate itself current work indication signal；
    Backup arbitration unit in the stand-by equipment is described standby to carrying of sending of the backup arbitration unit of therein It is described before the second status signal group with the current indication signal in place of equipment, activestandby state signal and the indication signal that works Backup arbitration unit in stand-by equipment to the 3rd indication signal for representing CPU working condition in the stand-by equipment, And for representing that the 4th indication signal of the working condition of each operating die in the stand-by equipment carries out logical AND processing, it is raw The work indication signal current into the stand-by equipment.
  5. 5. method for handover control as claimed in claim 1, it is characterised in that the switching signal that the basis receives, The control signal for carrying and controlling electric on the stand-by equipment or lower electric information is sent to the stand-by equipment, is specifically included：
    According to the switching signal received, it is determined that mark corresponding with the switching signal in internal register；
    According to the mark determined, carried to stand-by equipment transmission electric or lower electric on the control stand-by equipment The control signal of information.
  6. A kind of 6. method for handover control of master/slave device, it is characterised in that including：
    Determine whether to receive the first control signal for carrying the upper electric or lower electric information of control that host apparatus is sent；
    It is determined that receive that the host apparatus sends when carrying electric in control or lower electric information the first control signal, Using the Auxiliary Power Units pre-set, according to first control signal received, and with the host apparatus Real-time active and standby arbitration result, controls current working condition；
    It is determined that do not receive that the host apparatus sends carries electric in control or lower electric information the first control signal When, using the Auxiliary Power Units and drop-down unit pre-set, it is host apparatus to adjust current equipment state；The drop-down Unit is used to determine to carry to adjust second control signal of the current equipment state for the information of host apparatus.
  7. 7. method for handover control as claimed in claim 6, it is characterised in that described to utilize the accessory power supply list pre-set Member, according to first control signal received, and the real-time active and standby arbitration result with the host apparatus, control are current Working condition, specifically include：
    According to the real-time active and standby arbitration result with the host apparatus, and first control signal received, it is determined that with Electrically operated first M signal is carried out down in representing whether；
    The power supply provided using the Auxiliary Power Units, according to first control signal received, it is determined that for representing Whether the second M signal of progress power on operation is needed；
    The power supply provided using the Auxiliary Power Units, among the first M signal determined and described second Signal, control current working condition.
  8. 8. method for handover control as claimed in claim 7, it is characterised in that the basis and the real-time master of the host apparatus Standby arbitration result, and first control signal received, it is determined that carrying out down electrically operated for representing whether One M signal, is specifically included：
    According to the real-time active and standby arbitration result with the host apparatus, itself current equipment state is determined；
    When it is determined that itself current equipment state is the stand-by equipment, it is determined that for representing to carry out down electrically operated the One M signal, and determine that the current potential among described first is default second current potential；Or, determine that first control signal is No is default first electric potential signal；
    When it is determined that first control signal is default first electric potential signal, it is determined that electrically operated for representing that needs are carried out down First M signal, and determine that the current potential of the first M signal is the first current potential；
    When it is determined that first control signal is not default first electric potential signal, it is determined that lower electricity behaviour need not be carried out for expression The first M signal of work, and the current potential of the determination first M signal is high-impedance state.
  9. 9. method for handover control as claimed in claim 8, it is characterised in that in the real-time of the basis and the host apparatus Active and standby arbitration result, before determining itself current equipment state, in addition to：
    Processing is filtered to first control signal.
  10. 10. method for handover control as claimed in claim 8, it is characterised in that first control that the basis receives Signal, it is determined that carrying out the second M signal of power on operation for representing whether, specifically include：
    Determine whether first control signal is default second electric potential signal；
    When it is determined that first control signal is not default second electric potential signal, it is determined that electricity behaviour need not be carried out for expression The second M signal of work, and the current potential of the determination second M signal is the high-impedance state；
    When it is determined that first control signal is default second electric potential signal, determine whether first control signal is steady Determine signal；
    When it is determined that first control signal is not stabilization signal, it is determined that for represent need not carry out power on operation second in Between signal, and determine that the current potential of the second M signal is the high-impedance state；
    When it is determined that first control signal is stabilization signal, it is determined that for representing to need to carry out among the second of power on operation Signal, and the current potential of the determination second M signal is second current potential.
  11. 11. method for handover control as claimed in claim 10, it is characterised in that the basis determine described first among Signal and the second M signal, control current working condition, specifically include：
    It is determined that the current potential of the first M signal is the high-impedance state, the current potential of the second M signal is described second During current potential, or it is determined that the current potential of the first M signal is second current potential, the current potential of the second M signal is During the high-impedance state, it is determined that for representing to need the enable signal for carrying out power on operation；
    According to the enable signal for being used to represent to need progress power on operation determined, it is upper electric shape to control current working condition State；
    It is determined that the current potential of the first M signal is first current potential, the current potential of the second M signal is the height During resistance state, it is determined that for representing to need to carry out down electrically operated non-enable signal；
    It is used to represent that needs to carry out down electrically operated non-enable signal according to what is determined, it is lower electricity to control current working condition State.
  12. 12. method for handover control as claimed in claim 11, it is characterised in that described to utilize the accessory power supply list pre-set Member and drop-down unit, it is host apparatus to adjust current equipment state, is specifically included：
    The power supply provided using the Auxiliary Power Units, according to carrying of determining of the drop-down unit, adjustment is current to be set Standby state is second control signal of the information of host apparatus, it is determined that for representing to need in carry out power on operation second Between signal；
    The power supply provided using the Auxiliary Power Units, according to determining to need progress power on operation for expression Second M signal, it is host apparatus to adjust current equipment state.
  13. 13. method for handover control as claimed in claim 12, it is characterised in that described to be determined according to the drop-down unit Carry and adjust second control signal of current equipment state for the information of host apparatus, it is determined that for expression need into The second M signal of row power on operation, is specifically included：
    It is determined that whether second control signal for carrying the information that the current equipment state of adjustment is host apparatus is described Second electric potential signal；
    It is determined that carrying that to adjust current equipment state as second control signal of the information of host apparatus be described the During two electric potential signals, it is determined that for representing to need the second M signal for carrying out power on operation, and determine to believe among described second Number current potential be second current potential.
  14. 14. method for handover control as claimed in claim 12, it is characterised in that what the basis was determined is used to represent needs The second M signal of power on operation is carried out, it is host apparatus to adjust current equipment state, is specifically included：
    When it is determined that the current potential of the second M signal is second current potential, it is determined that needing to carry out power on operation for expression Enable signal；
    According to the enable signal for being used to represent to need progress power on operation determined, it is upper electric shape to adjust current working condition State, so that the equipment state after adjustment is host apparatus.
  15. A kind of 15. host apparatus, it is characterised in that including：Central processor CPU unit, backup arbitration unit, output control list Member and primary power cource unit；Wherein,
    The CPU element, electric or lower electric switching signal on the control stand-by equipment for receiving webmaster transmission；
    The backup arbitration unit, for according to and the stand-by equipment real-time active and standby arbitration result, determine that itself is current Whether equipment state is host apparatus；
    The output control unit, for when it is determined that itself current equipment state is host apparatus, according to the institute received Switching signal is stated, sends to carry to the stand-by equipment and controls the control of electric on the stand-by equipment or lower electric information to believe Number；
    The primary power cource unit, for being respectively the CPU element, the backup arbitration unit and the output control unit Power supply is provided.
  16. 16. host apparatus as claimed in claim 15, it is characterised in that the backup arbitration unit, specifically for according to The real-time active and standby arbitration result of the stand-by equipment, determine whether itself current indication signal in place is default first current potential Signal；When it is determined that itself current indication signal in place is not default first electric potential signal, itself current equipment is determined State is stand-by equipment；When it is determined that itself current indication signal in place is default first electric potential signal, determine that itself works as Whether preceding activestandby state signal is default second electric potential signal；It is determined that itself current activestandby state signal is not default The second electric potential signal when, it is stand-by equipment to determine itself current equipment state；It is determined that itself current activestandby state letter When number being default second electric potential signal, determine whether itself current work indication signal is second electric potential signal； When to determine itself current work indication signal be not second electric potential signal, determine itself current equipment state to be standby Equipment；When it is determined that itself current work indication signal is second electric potential signal, itself current equipment state is determined For host apparatus.
  17. 17. host apparatus as claimed in claim 16, it is characterised in that the real-time active and standby arbitration mechanism with the stand-by equipment For：Itself worked as according to carrying for backup arbitration unit transmission of the backup arbitration unit of therein into the stand-by equipment The first state signal group of preceding indication signal in place, activestandby state signal and the indication signal that works, and the stand-by equipment In backup arbitration unit carry the current finger in place of the stand-by equipment to what the backup arbitration unit of therein was sent Show the second status signal group of signal, activestandby state signal and the indication signal that works, carry out real-time auto negotiation processing, and determine Go out respective equipment state.
  18. 18. host apparatus as claimed in claim 17, it is characterised in that therein backup arbitration unit to described standby Sent with the backup arbitration unit in equipment and carry itself current indication signal in place, activestandby state signal and work instruction Before the first state signal group of signal, the backup arbitration unit of therein is to for representing its central processor CPU's First indication signal of working condition, and the second indication signal of the working condition for representing itself each operating die are carried out Logical AND processing, generate itself current work indication signal；Backup arbitration unit in the stand-by equipment is to certainly The current indication signal in place of the stand-by equipment that what backup arbitration unit inside body was sent carry, activestandby state signal and Before second status signal group of the indication signal that works, the backup arbitration unit in the stand-by equipment is to for representing described standby With the 3rd indication signal of CPU working condition in equipment, and for representing the work of each operating die in the stand-by equipment The 4th indication signal for making state carries out logical AND processing, generates the current work indication signal of the stand-by equipment.
  19. 19. host apparatus as claimed in claim 15, it is characterised in that the CPU element, be additionally operable to according to the institute received Switching signal is stated, it is determined that mark corresponding with the switching signal in internal register；
    The output control unit, specifically for according to the mark determined, being sent to the stand-by equipment and carrying control Make electric on the stand-by equipment or lower electric information control signal.
  20. 20. host apparatus as claimed in claim 19, it is characterised in that the output control unit is complicated Programmadle logic Device or field-programmable gate array.
  21. A kind of 21. stand-by equipment, it is characterised in that including：Determining unit, the first adjustment unit, the second adjustment unit, drop-down are single Member, primary power cource unit and Auxiliary Power Units；Wherein,
    The determining unit, it is used to determine whether that receiving carrying for host apparatus transmission controls upper electric or lower electric information First control signal；
    First adjustment unit, for it is determined that carrying of receiving that the host apparatus sends is electric or lower electric in control During the first control signal of information, using the Auxiliary Power Units, according to first control signal received, Yi Jiyu The real-time active and standby arbitration result of the host apparatus, controls current working condition；
    Second adjustment unit, for it is determined that not receiving carrying for the host apparatus transmission controls electric or lower electricity Information the first control signal when, using the Auxiliary Power Units and the drop-down unit, adjust current equipment state For host apparatus；
    The drop-down unit, second control letter of the current equipment state for the information of host apparatus is adjusted for determining to carry Number；
    The primary power cource unit, for providing electricity for the determining unit, first adjustment unit and second adjustment Source；
    The Auxiliary Power Units, for providing power supply for first adjustment unit and second adjustment unit.
  22. 22. stand-by equipment as claimed in claim 21, it is characterised in that first adjustment unit, specifically include：Under it is automatically controlled Circuit processed, the first electrifying control circuit, the first adjustment control circuit；Wherein,
    The lower electric control circuit, for according to the real-time active and standby arbitration result with the host apparatus, and the institute received The first control signal is stated, it is determined that carrying out down electrically operated first M signal for representing whether；
    First electrifying control circuit, for the power supply provided using the Auxiliary Power Units, according to receiving First control signal, it is determined that carrying out the second M signal of power on operation for representing whether；
    The first adjustment control circuit, for the power supply provided using the Auxiliary Power Units, according to determining First M signal and the second M signal, control current working condition.
  23. 23. stand-by equipment as claimed in claim 22, it is characterised in that the lower electric control circuit, specifically for according to The real-time active and standby arbitration result of the host apparatus, determines itself current equipment state；It is determined that itself current equipment shape When state is the stand-by equipment, it is determined that for representing that electrically operated first M signal need not be carried out down, and determine described first Middle current potential is default second current potential；Or, determine whether first control signal is default first electric potential signal； When to determine first control signal be default first electric potential signal, it is determined that for representing to need to carry out down electrically operated first M signal, and the current potential of the determination first M signal is the first current potential；It is determined that first control signal is not pre- If the first electric potential signal when, it is determined that for representing to carry out down electrically operated first M signal, and determine described first The current potential of M signal is high-impedance state.
  24. 24. stand-by equipment as claimed in claim 23, it is characterised in that the lower electric control circuit, also particularly useful for institute State the first control signal and be filtered processing.
  25. 25. stand-by equipment as claimed in claim 23, it is characterised in that first electrifying control circuit, specifically for true Whether fixed first control signal is default second electric potential signal；It is determined that first control signal is not default During two electric potential signals, it is determined that the second M signal of power on operation need not be carried out for expression, and determine to believe among described second Number current potential be the high-impedance state；When it is determined that first control signal is default second electric potential signal, described is determined Whether one control signal is stabilization signal；When it is determined that first control signal is not stabilization signal, it is determined that for indicate without The second M signal of power on operation need to be carried out, and the current potential of the determination second M signal is the high-impedance state；It is determined that When first control signal is stabilization signal, it is determined that for representing to need the second M signal for carrying out power on operation, and really The current potential of the fixed second M signal is second current potential.
  26. 26. stand-by equipment as claimed in claim 25, it is characterised in that the first adjustment control circuit, specifically include：The One enabled control sub-circuit and first state adjustment sub-circuit；Wherein,
    Described first enabled control sub-circuit, it is described for it is determined that the current potential of the first M signal is the high-impedance state When the current potential of second M signal is second current potential, or it is determined that the current potential of the first M signal is the described second electricity Position, when the current potential of the second M signal is the high-impedance state, it is determined that for representing to need the enabled letter for carrying out power on operation Number；It is determined that the current potential of the first M signal is first current potential, the current potential of the second M signal is the height During resistance state, it is determined that for representing to need to carry out down electrically operated non-enable signal；
    The first state adjusts sub-circuit, for according to the enabled letter for being used to represent to need progress power on operation determined Number, it is power-up state to control current working condition；According to determine be used to represent need to carry out down it is electrically operated non-enabled Signal, it is power-down state to control current working condition.
  27. 27. stand-by equipment as claimed in claim 26, it is characterised in that second adjustment unit, specifically include：On second Electric control circuit and the second adjustment control circuit；Wherein,
    Second electrifying control circuit, for the power supply provided using the Auxiliary Power Units, according to the drop-down unit Carrying for determining adjusts second control signal of the current equipment state for the information of host apparatus, it is determined that being used for table Show the second M signal for needing to carry out power on operation；
    The second adjustment control circuit, for the power supply provided using the Auxiliary Power Units, is used for according to what is determined Represent to need the second M signal for carrying out power on operation, it is host apparatus to adjust current equipment state.
  28. 28. stand-by equipment as claimed in claim 27, it is characterised in that second electrifying control circuit, specifically for true Whether second control signal for carrying the information that the current equipment state of adjustment is host apparatus surely is second electricity Position signal；It is determined that it is described to carry the current equipment state of adjustment as second control signal of the information of host apparatus During the second electric potential signal, it is determined that for representing to need the second M signal for carrying out power on operation, and determine among described second The current potential of signal is second current potential.
  29. 29. stand-by equipment as claimed in claim 28, it is characterised in that the second adjustment control circuit, specifically include：The Two enabled control sub-circuits and the second state adjustment sub-circuit；Wherein,
    Described second enabled control sub-circuit, for when it is determined that the current potential of the second M signal is second current potential, It is determined that for representing to need the enable signal for carrying out power on operation；
    Second state adjusts sub-circuit, for according to the enabled letter for being used to represent to need progress power on operation determined Number, it is power-up state to adjust current working condition, so that the equipment state after adjustment is host apparatus.
  30. 30. stand-by equipment as claimed in claim 29, it is characterised in that on first electrifying control circuit and described second Electric control circuit is the same circuit being made up of logical device；
    Described first enabled control sub-circuit and described second enabled to control sub-circuit be to be made up of logical device and opto-coupler chip Same sub-circuit；
    The first state adjustment sub-circuit and second state adjustment sub-circuit are same sub-circuit.
  31. 31. stand-by equipment as claimed in claim 30, it is characterised in that the primary power cource unit, specifically for be described First state adjustment sub-circuit provides primary power cource；
    The Auxiliary Power Units, specifically for being carried for first electrifying control circuit and the first enabled control sub-circuit For accessory power supply.
  32. 32. stand-by equipment as claimed in claim 30, it is characterised in that the first state adjusts sub-circuit, be additionally operable to for The lower electric control circuit provides power supply.
  33. A kind of 33. handover control system of master/slave device, it is characterised in that including：As described in claim any one of 15-20 Host apparatus, the stand-by equipment as described in claim any one of 21-32, the first power supply disks, second source disk and respectively with The host apparatus and the webmaster of stand-by equipment electrical connection；Wherein,
    The structure of the host apparatus is identical with the structure of the stand-by equipment；
    First power supply disks and/or the second source disk, for providing electricity for the host apparatus and the stand-by equipment Source；
    The webmaster, electric on the control stand-by equipment by the long-range transmission received or lower electric switching signal are sent To the host apparatus.
  34. 34. handover control system as claimed in claim 33, it is characterised in that the host apparatus and the stand-by equipment are equal Comprise at least：Central processor CPU unit, backup arbitration unit, output control unit, first electrifying control circuit, under Electric control circuit, the first enabled control sub-circuit, first state adjustment sub-circuit, drop-down unit, primary power cource list Member and Auxiliary Power Units.
  35. 35. handover control system as claimed in claim 34, it is characterised in that first power supply disks and/or described second Power supply disks, specifically for providing power supply for the primary power cource unit in the host apparatus and the Auxiliary Power Units, And provide power supply for the primary power cource unit in the stand-by equipment and the Auxiliary Power Units.
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