CN106789188A - A kind of method of the apparatus self-adaptation addressing of bus type topological structure - Google Patents
A kind of method of the apparatus self-adaptation addressing of bus type topological structure Download PDFInfo
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- CN106789188A CN106789188A CN201611104477.XA CN201611104477A CN106789188A CN 106789188 A CN106789188 A CN 106789188A CN 201611104477 A CN201611104477 A CN 201611104477A CN 106789188 A CN106789188 A CN 106789188A
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- slave unit
- equipment
- main equipment
- instruction
- state
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/12—Discovery or management of network topologies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
Abstract
The present invention relates to the software field of bus-organized system, more particularly to a kind of method of the apparatus self-adaptation addressing of bus type topological structure, the method is manipulated including three kinds of instructions of main equipment selection to slave unit, and three kinds of instructions are equipment cancellation, equipment pre-registration and facility registration；The slave unit that instruction is received after broadcast transmitting apparatus log-out instruction, in bus is both needed to reset equipment state；After broadcast transmitting apparatus pre-registration instruction, the slave unit in bus receives instruction, will be operated according to related procedure；After broadcast transmitting apparatus register instruction, the facility registration information that slave unit to be received sends is waited.The present invention proposes the master-slave equipment data adaptive based on bus type topological structure and obtains way to solve the problem, three are only needed to instruct the apparatus information acquiring and renewal work that can just complete whole bus, convenient and efficient, reduce the cumbersome link of artificial record registration, accuracy rate is also improved, and then lifts the operating efficiency of whole data acquisition bus.
Description
Technical field
The present invention relates to the software field of bus-organized system, more particularly to a kind of apparatus self-adaptation of bus type topological structure
The method of addressing.
Background technology
At present, bus type is one of network topology structure for popularizing the most, type of attachment is simple, be easily installed deployment, into
This is low, increases and delete terminal device all relatively flexibly, and the normal operation of network is not influenceed, and the expansion performance of system is good.Bus
There is a main equipment in type topological structure, one or more slave units, between main equipment and slave unit only one it is two-way
Communication line, only allows an equipment sending data information in the same time on communication link, will otherwise cause message chaotic, number
According to communication one-to-one or broadcast transmission is carried out by address.
Original technology scheme, is associated address information by the master-slave equipment relation in manual record bus, by artificial
Be entered into server or main equipment memory block in, time-consuming, manpower demand is big, inaccurate rate is high, cumbersome, particularly exists
After slave unit newly accesses or is offline, system cannot adaptive updates storage slave unit information, cause what the system failure took place frequently to ask
Topic.
The content of the invention
In order to solve the problems, such as prior art, master-slave equipment data of the present invention based on bus type topological structure are adaptive
Way to solve the problem should be obtained, there is provided a kind of method of the apparatus self-adaptation addressing of bus type topological structure.
The technical scheme is that：A kind of method of the apparatus self-adaptation addressing of bus type topological structure, main equipment choosing
Select three kinds of instructions to manipulate slave unit, three kinds of instructions are equipment cancellation, equipment pre-registration and facility registration；Broadcast hair
The slave unit that instruction is received after sending equipment log-out instruction, in bus is both needed to reset equipment state, will be original registered or not
Registration or other states reset to unregistered state；After broadcast transmitting apparatus pre-registration instruction, the slave unit in bus is received
To instruction, will be operated according to related procedure；After broadcast transmitting apparatus register instruction, into wait flow, wait it is to be received from
The facility registration information that equipment sends, according to the address information of slave unit after receiving, one-to-one transmission confirmation, so
After go successively to wait flow, unless a period of time in do not receive any slave unit information, i.e. time-out time has been arrived, give tacit consent to
Slave unit in bus has completed facility registration, and main equipment exits wait flow, end operation.
The main equipment carries out facility registration to slave unit, and step includes：
Step 1, main equipment broadcast transmitting apparatus register instruction；
Step 2, main equipment enters wait flow, waits the facility registration information that slave unit to be received sends；
Step 3, if main equipment receives slave unit information, goes to step 4, otherwise goes to step 5；
Step 4, main equipment record slave unit information, replys confirmation, goes to step 2；
Step 5, judges whether time-out, if had not timed out, goes to step 2, otherwise goes to step 6；
Step 6, the slave unit on default bus has completed facility registration, and main equipment exits wait flow, end operation.
The slave unit being connected in bus, may there is following three kinds of states：It is unregistered, registered, registered；1）Institute
State slave unit unregistered state：It is probably the equipment for never accessing any bus, i.e., never registered；It is also likely to be to be set by master
The equipment that remarks pin is crossed, i.e. unregistered state equipment；2）The slave unit registered state：It is probably that registered mistake other masters set
Standby, offline equipment, i.e., the registered and existing main equipment of mismatch；3）The slave unit registered state：It is also likely to be
Bus is accessed, slave unit is registered and matches existing main equipment.
The two states of the main equipment are：Never record any slave unit information and have recorded part slave unit letter
Breath；
The state that described main equipment never recorded any slave unit information refers to the new main equipment for accessing；
The state that described main equipment have recorded part slave unit information refers to the part slave unit information that recorded, and because from
The new access of equipment causes existing record information not update offline.
The slave unit passive type receives the command information of main equipment, and three kinds of instructions are noted in advance for equipment cancellation, equipment
Volume and facility registration；
After slave unit receives the equipment log-out instruction of main equipment transmission, slave unit resets equipment of itself state, and state is changed
It is unregistered state；
After the slave unit receives the equipment log-out instruction of main equipment transmission, specific steps include：
Step a, judges whether slave unit receives equipment log-out instruction, if receiving instruction, goes to step b, otherwise goes to step
c；Step b, slave unit removes equipment state, and state is changed to unregistered state, end operation；Step c, slave unit terminates behaviour
Make；
Slave unit receives the equipment pre-registration instruction of main equipment transmission, and slave unit starts to proofread the original log-on message of itself,
If equipment of itself is registered and to register main equipment be current master, standing state, end operation are maintained；
The slave unit is received after the equipment pre-registration instruction of main equipment transmission, and specific steps include：
Step 1, judges whether slave unit receives equipment pre-registration instruction, if receiving instruction, goes to step 2, otherwise turns step
Rapid 3；
Step 2, slave unit proofreads itself original main equipment id information, if equipment of itself is registered, goes to step 4, otherwise turns step
Rapid 6；
Step 3, slave unit end operation；
Whether step 4, judges identical with original annotation volume main equipment, and 5 are gone to step if identical, otherwise goes to step 6；
Step 5, slave unit keeps equipment registered state, end operation；
Step 6, it is unregistered to reset slave unit state, and converses unique log-in window phase, end operation according to self ID；
After slave unit receives facility registration instruction, slave unit enters window phase and waits flow, waits the window phase of equipment of itself
Arrive, once window phase arrives, exit wait flow, start to send log-on message to main equipment, be again introduced into waiting stream afterwards
Journey, waits main equipment to confirm to reply, and after receiving main equipment confirmation reply, change slave unit state is registered, exits flow；
If being still not received by return information, i.e. time-out time after a period of time to arrive, registration failure, terminate flow, specific steps bag
Include：
Step a, judges whether slave unit receives facility registration instruction, if receiving instruction, goes to step b, otherwise goes to step；
Step b, slave unit enters window phase and waits flow, waits the window phase of equipment of itself to arrive；
Step c, judges whether window phase arrives, and d is gone to step if window phase arrives, and otherwise goes to step b；
Step d, slave unit sends log-on message to main equipment, is again introduced into waiting flow；
Whether step e, judges overtime to wait, the registration failure if time-out, end operation；Otherwise go to step d；
Step f, wait main equipment confirms to reply, and judges whether that receiving main equipment confirms to reply, and turns step if reply is received
Rapid g, otherwise goes to step d；
Step g, change slave unit state is registered, exits flow, end operation.
The window phase refers to the unique hair different from other main equipments that equipment is calculated according to self ID numbering
Time point is penetrated, sending data at this time point will not occur data collision with other slave units.
Relative to prior art, the present invention proposes the master-slave equipment data adaptive based on bus type topological structure and obtains
Way to solve the problem, it is only necessary to which three instruct the apparatus information acquiring and renewal work that can just complete whole bus, convenient height
Effect, reduces the cumbersome link of artificial record registration, also improves accuracy rate, and then lift the work of whole data acquisition bus
Efficiency.
Brief description of the drawings
Fig. 1 is flow chart of the invention；
Fig. 2 is flowchart 2 of the invention.
Specific embodiment
Below in conjunction with the accompanying drawings 1 and accompanying drawing 2, the present invention is further illustrated.
In bus type topological structure, due to shared data communication line between master-slave equipment, the initiation of order be all by
Main equipment is dominated, and slave unit passively receives the command information of main equipment, can only have a slave unit to be replied in the same time,
Otherwise information will produce mess code, cause data perturbation, cannot parse.Master-slave equipment is all embedding with microcontroller as platform
Enter formula equipment, storage device status information letter related to device address information etc. is used for certain nonvolatile storage space
Breath.
As shown in Figure 1, a kind of method of the apparatus self-adaptation addressing of bus type topological structure of the invention includes main equipment
Three kinds of instructions of selection are manipulated to slave unit, and three kinds of instructions are equipment cancellation, equipment pre-registration and facility registration；Broadcast
After transmission equipment log-out instruction, the slave unit that instruction is received in bus is both needed to reset equipment state, by original registered or
Unregistered or other states reset to unregistered state；After broadcast transmitting apparatus pre-registration instruction, the slave unit in bus connects
Instruction is received, will be operated according to related procedure；After broadcast transmitting apparatus register instruction, into flow is waited, wait to be received
The facility registration information that slave unit sends, according to the address information of slave unit after receiving, one-to-one transmission confirmation,
Then proceed to wait flow, unless do not received any slave unit information within a period of time, i.e. time-out time has been arrived, write from memory
The slave unit recognized in bus has completed facility registration, and main equipment exits wait flow, end operation.
The main equipment carries out facility registration to slave unit, and step includes：
Step 1, main equipment broadcast transmitting apparatus register instruction；
Step 2, main equipment enters wait flow, waits the facility registration information that slave unit to be received sends；
Step 3, if main equipment receives slave unit information, goes to step 4, otherwise goes to step 5；
Step 4, main equipment record slave unit information, replys confirmation, goes to step 2；
Step 5, judges whether time-out, if had not timed out, goes to step 2, otherwise goes to step 6；
Step 6, the slave unit on default bus has completed facility registration, and main equipment exits wait flow, end operation.
The slave unit being connected in bus, may there is following three kinds of states：It is unregistered, registered, registered；1）Institute
State slave unit unregistered state：It is probably the equipment for never accessing any bus, i.e., never registered；It is also likely to be to be set by master
The equipment that remarks pin is crossed, i.e. unregistered state equipment；2）The slave unit registered state：It is probably that registered mistake other masters set
Standby, offline equipment, i.e., the registered and existing main equipment of mismatch；3）The slave unit registered state：It is also likely to be
Bus is accessed, slave unit is registered and matches existing main equipment.
The two states of the main equipment are：Never record any slave unit information and have recorded part slave unit letter
Breath；The state that described main equipment never recorded any slave unit information refers to the new main equipment for accessing；Described master sets
The state of note part slave unit information refers to the part slave unit information that recorded, and new access because of slave unit or
Existing record information is caused not update offline.
A kind of method of the apparatus self-adaptation addressing of bus type topological structure of the present invention includes also including the slave unit quilt
Dynamic formula receives the command information of main equipment, and three kinds of instructions are equipment cancellation, equipment pre-registration and facility registration.
After slave unit receives the equipment log-out instruction of main equipment transmission, slave unit resets equipment of itself state, by state
It is changed to unregistered state；After the slave unit receives the equipment log-out instruction of main equipment transmission, specific steps include：Step
A, judges whether slave unit receives equipment log-out instruction, if receiving instruction, goes to step b, otherwise goes to step c；Step b,
Slave unit removes equipment state, and state is changed to unregistered state, end operation；Step c, slave unit end operation.
Slave unit receives the equipment pre-registration instruction of main equipment transmission, and slave unit starts to proofread the original registration letter of itself
Breath, if equipment of itself is registered and to register main equipment be current master, maintains standing state, end operation；It is described from setting
After the standby equipment pre-registration instruction for receiving main equipment transmission, specific steps include：
Step 1, judges whether slave unit receives equipment pre-registration instruction, if receiving instruction, goes to step 2, otherwise turns step
Rapid 3；
Step 2, slave unit proofreads itself original main equipment id information, if equipment of itself is registered, goes to step 4, otherwise turns step
Rapid 6；
Step 3, slave unit end operation；
Whether step 4, judges identical with original annotation volume main equipment, and 5 are gone to step if identical, otherwise goes to step 6；
Step 5, slave unit keeps equipment registered state, end operation；
Step 6, it is unregistered to reset slave unit state, and converses unique log-in window phase, end operation according to self ID；
After slave unit receives facility registration instruction, slave unit enters window phase and waits flow, waits the window phase of equipment of itself
Arrive, once window phase arrives, exit wait flow, start to send log-on message to main equipment, be again introduced into waiting stream afterwards
Journey, waits main equipment to confirm to reply, and after receiving main equipment confirmation reply, change slave unit state is registered, exits flow；
If being still not received by return information, i.e. time-out time after a period of time to arrive, registration failure, terminate flow, specific steps bag
Include：
Step a, judges whether slave unit receives facility registration instruction, if receiving instruction, goes to step b, otherwise goes to step；
Step b, slave unit enters window phase and waits flow, waits the window phase of equipment of itself to arrive；
Step c, judges whether window phase arrives, and d is gone to step if window phase arrives, and otherwise goes to step b；
Step d, slave unit sends log-on message to main equipment, is again introduced into waiting flow；
Whether step e, judges overtime to wait, the registration failure if time-out, end operation；Otherwise go to step d；
Step f, wait main equipment confirms to reply, and judges whether that receiving main equipment confirms to reply, and turns step if reply is received
Rapid g, otherwise goes to step d；
Step g, change slave unit state is registered, exits flow, end operation.
The window phase refers to the unique hair different from other main equipments that equipment is calculated according to self ID numbering
Time point is penetrated, sending data at this time point will not occur data collision with other slave units.
Above-described is only the preferred embodiment of the present invention, it is noted that for a person skilled in the art,
Under the premise of general idea of the present invention is not departed from, some changes and improvements can also be made, these should also be considered as of the invention
Protection domain.
Claims (6)
1. the method that a kind of apparatus self-adaptation of bus type topological structure is addressed, it is characterised in that：Three kinds of instructions of main equipment selection
Slave unit is manipulated, three kinds of instructions are equipment cancellation, equipment pre-registration and facility registration；
The slave unit that instruction is received after broadcast transmitting apparatus log-out instruction, in bus is both needed to reset equipment state, will be original
Registered or unregistered or other states reset to unregistered state；
After broadcast transmitting apparatus pre-registration instruction, the slave unit in bus receives instruction, will be operated according to related procedure；
After broadcast transmitting apparatus register instruction, into flow is waited, the facility registration information that slave unit to be received sends is waited, connect
According to the address information of slave unit after receiving, one-to-one transmission confirmation then proceedes to wait flow, unless one
Any slave unit information is not received in the section time, i.e. time-out time has been arrived, the slave unit on default bus has completed equipment note
Volume, main equipment exits wait flow, end operation.
2. the method that a kind of apparatus self-adaptation of bus type topological structure according to claim 1 is addressed, it is characterised in that：
The main equipment carries out facility registration to slave unit, and step includes：
Step 1, main equipment broadcast transmitting apparatus register instruction；
Step 2, main equipment enters wait flow, waits the facility registration information that slave unit to be received sends；
Step 3, if main equipment receives slave unit information, goes to step 4, otherwise goes to step 5；
Step 4, main equipment record slave unit information, replys confirmation, goes to step 2；
Step 5, judges whether time-out, if had not timed out, goes to step 2, otherwise goes to step 6；
Step 6, the slave unit on default bus has completed facility registration, and main equipment exits wait flow, end operation.
3. the method that a kind of apparatus self-adaptation of bus type topological structure according to claim 1 is addressed, it is characterised in that：
The slave unit being connected in bus, may there is following three kinds of states：It is unregistered, registered, registered；
1）The slave unit unregistered state：It is probably the equipment for never accessing any bus, i.e., never registered；It is likely to
The equipment nullified by main equipment, i.e. unregistered state equipment；
2）The slave unit registered state：It is probably other main equipments of registered mistake, offline equipment is that is, registered and not
Match existing main equipment；
3）The slave unit registered state：It is also likely to be to have accessed bus, slave unit is registered and matches existing main equipment.
4. the method that a kind of apparatus self-adaptation of bus type topological structure according to claim 1 is addressed, it is characterised in that：
The two states of the main equipment are：Never record any slave unit information and have recorded part slave unit information；
The state that described main equipment never recorded any slave unit information refers to the new main equipment for accessing；
The state that described main equipment have recorded part slave unit information refers to the part slave unit information that recorded, and because from
The new access of equipment causes existing record information not update offline.
5. the method that a kind of apparatus self-adaptation of bus type topological structure according to claim 1 is addressed, it is characterised in that：
Also include that the slave unit passive type receives the command information of main equipment, three kinds of instructions are equipment cancellation, equipment pre-registration
And facility registration；
After slave unit receives the equipment log-out instruction of main equipment transmission, slave unit resets equipment of itself state, and state is changed
It is unregistered state；
After the slave unit receives the equipment log-out instruction of main equipment transmission, specific steps include：
Step a, judges whether slave unit receives equipment log-out instruction, if receiving instruction, goes to step b, otherwise goes to step
c；
Step b, slave unit removes equipment state, and state is changed to unregistered state, end operation；
Step c, slave unit end operation；
Slave unit receives the equipment pre-registration instruction of main equipment transmission, and slave unit starts to proofread the original log-on message of itself,
If equipment of itself is registered and to register main equipment be current master, standing state, end operation are maintained；
The slave unit is received after the equipment pre-registration instruction of main equipment transmission, and specific steps include：
Step 1, judges whether slave unit receives equipment pre-registration instruction, if receiving instruction, goes to step 2, otherwise turns step
Rapid 3；
Step 2, slave unit proofreads itself original main equipment id information, if equipment of itself is registered, goes to step 4, otherwise turns step
Rapid 6；
Step 3, slave unit end operation；
Whether step 4, judges identical with original annotation volume main equipment, and 5 are gone to step if identical, otherwise goes to step 6；
Step 5, slave unit keeps equipment registered state, end operation；
Step 6, it is unregistered to reset slave unit state, and converses unique log-in window phase, end operation according to self ID；
After slave unit receives facility registration instruction, slave unit enters window phase and waits flow, waits the window phase of equipment of itself
Arrive, once window phase arrives, exit wait flow, start to send log-on message to main equipment, be again introduced into waiting stream afterwards
Journey, waits main equipment to confirm to reply, and after receiving main equipment confirmation reply, change slave unit state is registered, exits flow；
If being still not received by return information, i.e. time-out time after a period of time to arrive, registration failure, terminate flow, specific steps bag
Include：
Step a, judges whether slave unit receives facility registration instruction, if receiving instruction, goes to step b, otherwise goes to step；
Step b, slave unit enters window phase and waits flow, waits the window phase of equipment of itself to arrive；
Step c, judges whether window phase arrives, and d is gone to step if window phase arrives, and otherwise goes to step b；
Step d, slave unit sends log-on message to main equipment, is again introduced into waiting flow；
Whether step e, judges overtime to wait, the registration failure if time-out, end operation；Otherwise go to step d；
Step f, wait main equipment confirms to reply, and judges whether that receiving main equipment confirms to reply, and turns step if reply is received
Rapid g, otherwise goes to step d；
Step g, change slave unit state is registered, exits flow, end operation.
6. the method that a kind of apparatus self-adaptation of bus type topological structure according to claim 5 is addressed, it is characterised in that：
The window phase refers to the unique transmission time point different from other main equipments that equipment is calculated according to self ID numbering,
Sending data at this time point will not occur data collision with other slave units.
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| CN111010286A (en) * | 2019-11-11 | 2020-04-14 | 杭州中恒电气股份有限公司 | Intelligent registration method and device based on serial bus, electronic equipment and medium |
| CN116455964A (en) * | 2023-06-19 | 2023-07-18 | 杭州炬华科技股份有限公司 | Device registration method, system and medium |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106789188B (en) | 2019-09-03 |
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