CN106227318A - A kind of Apparatus and system of control circuit conversion - Google Patents
A kind of Apparatus and system of control circuit conversion Download PDFInfo
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- CN106227318A CN106227318A CN201610709950.0A CN201610709950A CN106227318A CN 106227318 A CN106227318 A CN 106227318A CN 201610709950 A CN201610709950 A CN 201610709950A CN 106227318 A CN106227318 A CN 106227318A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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Abstract
The invention provides the Apparatus and system of a kind of control circuit conversion, this control circuit conversion equipment includes: the first hardware circuit, the second hardware circuit, level shifting circuit and controller；Described first hardware circuit, receives the first supply voltage, and according to the triggering of level shifting circuit, by the first supply voltage output to outside adapter；Described second hardware circuit, receives the second supply voltage, and according to the triggering of level shifting circuit, by the second supply voltage output to outside adapter；Described level shifting circuit, after receiving the first level signal, triggers the first hardware circuit；Receive second electrical level signal, trigger the second hardware circuit；Described controller, when monitoring the second hardware circuit and being the second supply voltage, sends second electrical level signal to level shifting circuit, otherwise sends the first level signal to described level shifting circuit.The present invention can improve the stability of the supply voltage in voltage switching engineering.
Description
Technical field
The present invention relates to electronic technology field, the Apparatus and system changed particularly to a kind of control circuit.
Background technology
In server field, design owing to universal server does not aim at a certain function, and can provide various
Service function, is therefore widely used in a variety of applications.
It is corresponding that the PSU power supply that universal server only carries inside it after pressing key just exports open state
Supply voltage, could be received by network interface card and transmit data.But, in order to ensure that network is able to detect that universal server
Existence, be also provided with standby (Standby) state for server, and be provided with stand-by power supply.Under Standby state,
Although universal server is not powered on, will not export, by PSU power supply, the supply voltage that open state is corresponding, but, can lead to
Cross stand-by power supply and export, to network interface card, the supply voltage that holding state is corresponding.
After universal server is started shooting, need to be switched to PSU power supply to power by stand-by power supply.At present, when PSU power supply
During supply voltage corresponding to the output voltage open state supply voltage corresponding more than holding state, will be switched by stand-by power supply
Power to network interface card for PSU power supply.But, due to PSU power supply, from starting, supplying power to climbs to exports stable open state correspondence
Supply voltage, such as during 12V, the time-to-climb of needing certain, from being switched to the power supply that stable output 12V open state is corresponding
The supply voltage that in the range of the time-to-climb of this of voltage, output open state of PSU power supply is corresponding is the most quietly, is not climbing
Before stably output 12V, it is unstable for switching to the supply voltage that the way of PSU power supply result in during voltage switching
's.
Summary of the invention
Embodiments provide the Apparatus and system of a kind of control circuit conversion, in order to improve voltage switching engineering
In the stability of supply voltage.
First aspect, embodiments provides a kind of control circuit conversion equipment, and this device includes:
First hardware circuit, the second hardware circuit, level shifting circuit and controller；
Described first hardware circuit, receives the first supply voltage that peripheral hardware the first power supply provides, and according to described electricity
The triggering of flat change-over circuit, by described first supply voltage output to outside adapter；
Described second hardware circuit, receives the second supply voltage that peripheral hardware the second power supply provides, and according to described electricity
The triggering of flat change-over circuit, by described second supply voltage output to outside described adapter；
Described level shifting circuit, after receiving the first level signal that the transmission of described controller comes, triggers described the
One hardware circuit；Receive the second electrical level signal that the transmission of described controller comes, trigger described second hardware circuit；
Described controller, monitors described second hardware circuit, is the second power supply electricity when monitoring described second hardware circuit
During pressure, send second electrical level signal to described level shifting circuit, otherwise send the first level letter to described level shifting circuit
Number.
Preferably,
Described peripheral hardware the first power supply includes: described peripheral server is under holding state the master exporting supply voltage
Use power supply；
Described first supply voltage includes: the power supply electricity being in steady statue of described peripheral hardware the first power supply output
Pressure；
Described peripheral hardware the second power supply includes: described peripheral server is under open state output stable power-supplying voltage
Stand-by power supply；
Described second supply voltage includes: the power supply electricity being in steady statue of described peripheral hardware the second power supply output
Pressure.
Preferably, described level shifting circuit includes: metal-oxide-semiconductor；
The source electrode of described metal-oxide-semiconductor is connected with described first hardware circuit, the drain electrode of described metal-oxide-semiconductor and described second hardware lines
Road is connected, and the grid of described metal-oxide-semiconductor is connected with described controller.
Preferably,
Described first level signal is low level；
Described second electrical level signal is high level；
After the grid of described metal-oxide-semiconductor receives described low level described first level signal, the source electrode of described metal-oxide-semiconductor
Disconnect with drain electrode, with the first hardware circuit described in triggering；
After the grid of described metal-oxide-semiconductor receives the described second electrical level signal of described high level, the source electrode of described metal-oxide-semiconductor
Connect with drain electrode, to trigger described second hardware circuit.
Preferably, described first hardware circuit includes:
First anticreep diode, electric fuse；
Described first anticreep diode, for the supply voltage preventing the adapter of outside from receiving, by outside connection
Device transmits described supply voltage to peripheral hardware the first power supply；
Described electric fuse, between peripheral hardware the first power supply and described first anticreep diode, for when described
During the first hardware circuit abnormal electrical power supply, self fusing.
Preferably, described second hardware circuit includes:
Second anticreep diode；
Described second anticreep diode, for the supply voltage preventing the adapter of outside from receiving, by outside connection
Device transmits described supply voltage to peripheral hardware the second power supply；
Preferably,
Described level conversion circuit, is linked into described first hardware circuit, described first hardware circuit of wherein said access
Position be the first anticreep diode downstream described in described first hardware circuit, and the institute before externally-located adapter
State any point of the first hardware circuit；It is linked into described second hardware circuit, the position in described second circuit of wherein said access
It is set to the end of described second hardware circuit in the second anticreep diode downstream described in described second hardware circuit.
Preferably, the device of above-mentioned control circuit conversion, farther include:
Independent switch module；
Described independent switch module is connected with described controller, is used for controlling the described first level letter of described controller output
Number and described second electrical level signal switching be independently controlled.
Preferably, described controller includes:
First controls contact and second controls contact；
Described first controls contact is connected with the grid of described metal-oxide-semiconductor, the supply voltage transmitted according to described metal-oxide-semiconductor, control
Make described controller and export described first level signal or described second electrical level signal；
Described first controls contact is connected with described independent switch module, according to the open command of described independent switch module
Or out code, control described controller and export described first level signal or described second electrical level signal.
Second aspect, embodiments provides a kind of control circuit converting system, and this system includes:
First power supply, the second power supply, adapter and the control circuit conversion equipment described in second aspect；
Described first power supply, provides institute for described first hardware circuit in described control circuit conversion equipment
State the first supply voltage；
Described second power supply, provides institute for described second hardware circuit in described control circuit conversion equipment
State the second supply voltage；
Described adapter, services server master board therein with peripheral hardware and network interface card is connected, when receiving described first power supply electricity
During pressure, described first supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard；When receiving described second supply voltage
Time, described second supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard.
Preferably,
Described adapter is OCP C adapter；
Preferably,
Described first supply voltage is 5V and described second supply voltage is 12V.
Embodiments providing the Apparatus and system of a kind of control circuit conversion, by controller, monitoring second is hard
Supply voltage in part circuit, when monitoring the second hardware circuit and being the second supply voltage, sends the to level shifting circuit
Two level signals, the second supply voltage triggering peripheral hardware the second power supply offer that the second hardware circuit is received exports extremely
Outside adapter.When the voltage monitored in the second hardware circuit is not up to the second supply voltage, to level shifting circuit
Send the first level signal, the first supply voltage of peripheral hardware the first power supply offer that the first hardware circuit is received is provided
Output is to outside adapter.Visible, the present invention only reaches second when the voltage in monitoring control devices to the second hardware circuit
During supply voltage, just exported the first supply voltage by the adapter that the first hardware circuit is peripheral hardware, be converted to by the second hardware lines
Road is that the adapter of peripheral hardware exports the second supply voltage, because only that when the voltage in the second hardware circuit reaches the second power supply electricity
When pressing this value, the adapter just going conversion hardware circuit to be peripheral hardware exports corresponding supply voltage, it is thus possible to improve voltage
The stability of the supply voltage in switching engineering.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
Fig. 1 is the device schematic diagram of a kind of control circuit conversion that one embodiment of the invention provides；
Fig. 2 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides；
Fig. 3 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides；
Fig. 4 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides；
Fig. 5 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides；
Fig. 6 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides；
Fig. 7 is the system schematic of a kind of control circuit conversion that one embodiment of the invention provides；
Fig. 8 is the device schematic diagram of a kind of control circuit conversion that another embodiment of the present invention provides.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of 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 on the premise of not making creative work, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, embodiments provide the device of a kind of control circuit conversion, this device may include that
First hardware circuit the 101, second hardware circuit 102, level shifting circuit 103 and controller 104；
Described first hardware circuit 101, receives the first supply voltage that peripheral hardware the first power supply provides, and according to described
The triggering of level shifting circuit 103, by described first supply voltage output to outside adapter；
Described second hardware circuit 102, receives the second supply voltage that peripheral hardware the second power supply provides, and according to described
The triggering of level shifting circuit 103, by described second supply voltage output to outside adapter；
Described level shifting circuit 103, after receiving the first level signal that the transmission of described controller 104 comes, triggers
Described first hardware circuit 101；Receiving the second electrical level signal that the transmission of described controller 104 comes, triggering described second hard
Part circuit 102；
Described controller 104, monitors described second hardware circuit 102, is when monitoring described second hardware circuit 102
During two supply voltages, send second electrical level signal to described level shifting circuit 103, otherwise to described level shifting circuit 103
Send the first level signal.
According to above-described embodiment, it is provided that the Apparatus and system of a kind of control circuit conversion, by controller, monitor second
Supply voltage in hardware circuit, when monitoring the second hardware circuit and being the second supply voltage, sends to level shifting circuit
Second electrical level signal, triggers the second supply voltage output of peripheral hardware the second power supply offer that the second hardware circuit is received
To outside adapter.When the voltage monitored in the second hardware circuit is not to the second supply voltage, to level conversion electricity
Road sends the first level signal, triggers the first power supply electricity of peripheral hardware the first power supply offer that the first hardware circuit is received
Pressure output is to outside adapter.Visible, the present invention only reaches the when the voltage in monitoring control devices to the second hardware circuit
During two supply voltages, just exported the first supply voltage by the adapter that the first hardware circuit is peripheral hardware, be converted to by the second hardware
The adapter that circuit is outside exports the second supply voltage, because only that when the voltage in the second hardware circuit reaches the second power supply
During this value of voltage, just removing conversion hardware circuit is that outside adapter exports corresponding supply voltage, it is thus possible to improve electric
The stability of the supply voltage in road switching engineering.
In an embodiment of the invention, in order to ensure the stability of supply voltage in circuit handoff procedure, then outer
If first power supply provide the first supply voltage and peripheral hardware ground second power supply provide the second supply voltage, be all
It is in the supply voltage of steady statue, including:
Described peripheral hardware the first power supply includes: described peripheral server is under holding state the master exporting supply voltage
Use power supply；
When peripheral server is in holding state, the first power supply is peripheral server output supply voltage, wherein,
First power supply can be the power supply of 5V.
Described first supply voltage includes: the power supply electricity being in steady statue of described peripheral hardware the first power supply output
Pressure；
Such as, it is 5V power supply when peripheral hardware the first power supply, then first supply voltage of its output is exactly that it is defeated
The supply voltage being in steady statue gone out, the supply voltage of this steady statue is just for 5V.
Described peripheral hardware the second power supply includes: described peripheral server is under open state output stable power-supplying voltage
Stand-by power supply；
When peripheral server is in open state, the second power supply is peripheral server output supply voltage, wherein,
Second power supply can be PSU power supply, it is provided that 12V supply voltage.
Described second supply voltage includes: the supply voltage being in steady statue that described peripheral hardware the second power supply goes out.
Such as, it is PSU power supply when peripheral hardware the second power supply, it is provided that during 12V supply voltage, then the second confession of its output
Piezoelectric voltage is exactly the supply voltage being in steady statue of its output, and the supply voltage of this steady statue is just for 12V.
According to above-described embodiment, the first supply voltage of the first power supply output is the power supply electricity being in steady statue
Press, and the second supply voltage of the second power supply output is the supply voltage being in steady statue, it is ensured that be hard first
Part circuit is when with the second hardware circuit switching, and the second supply voltage in the second hardware circuit is in the power supply of steady statue
The time-to-climb that after voltage rather than switching, the supply voltage in the second hardware circuit remaining a need for, the confession to steady statue climbed
Piezoelectric voltage, therefore improves circuit and switches the stability of the supply voltage in engineering.
In an embodiment of the invention, as described in Figure 2, in order to ensure cutting of the first hardware circuit and the second hardware circuit
Change, need in level shifting circuit, arrange a metal-oxide-semiconductor, to ensure completing of switching action, including:
Described level shifting circuit 103 includes: metal-oxide-semiconductor 201；
The source S of described metal-oxide-semiconductor 201 is connected with described first hardware circuit 101, the drain D of described metal-oxide-semiconductor 201 and institute
Stating the second hardware circuit 102 to be connected, the grid G of described metal-oxide-semiconductor is connected with described controller 104.
Such as, the source S of metal-oxide-semiconductor and being a little connected in the first hardware circuit, the drain D of metal-oxide-semiconductor and the second hardware lines
Road is connected, and the grid G of metal-oxide-semiconductor is connected with in controller pin.
According to above-described embodiment, by arranging metal-oxide-semiconductor in described level shifting circuit, by described MOS and described the
One hardware circuit and described second hardware circuit are connected, and utilize described metal-oxide-semiconductor to ensure the first hardware circuit and the second hardware circuit
Switching.
In an embodiment of the invention, described metal-oxide-semiconductor receives different level signals, described metal-oxide-semiconductor root by grid
Make corresponding reflection according to the level signal received to process, thus trigger different hardware circuits, including:
Described first level signal is low level；
Described second electrical level signal is high level；
After the grid G of described metal-oxide-semiconductor 201 receives described low level described first level signal, described metal-oxide-semiconductor
Source S is disconnected with drain D, with the first hardware circuit 101 described in triggering；
After the grid G of described metal-oxide-semiconductor receives the described second electrical level signal of described high level, the source of described metal-oxide-semiconductor
Pole S connects with drain D, to trigger described second hardware circuit 102.
When the supply voltage in described monitoring control devices to described second hardware circuit is less than peripheral hardware the second power supply
During the second supply voltage being in steady statue exported, the second supply voltage such as steady statue is 12V, and monitors second
Supply voltage in hardware circuit is 8V, then export described first level signal, and wherein said first level signal is low electricity
Flat；When the supply voltage in described monitoring control devices to described second hardware circuit is equal to the place of peripheral hardware the second power supply output
When the second supply voltage of steady statue, the second supply voltage such as steady statue is 12V, and monitors the second hardware circuit
In voltage be exactly 12V, then exporting described second electrical level signal, wherein said second electrical level signal is low level.
According to above-described embodiment, receive different level signals by described metal-oxide-semiconductor by grid, described metal-oxide-semiconductor according to
The level signal received is made corresponding reflection and is processed, thus triggers different hardware circuits, it is ensured that when described metal-oxide-semiconductor only connects
Have received corresponding level signal, just can make corresponding reflection and process, just can trigger corresponding hardware circuit.
In an embodiment of the invention, as it is shown on figure 3, described first hardware circuit includes electric fuse and the first leakproof
Electric diode, prevents supply voltage and inversely returns, and described first hardware circuit has been carried out overload protection, it is ensured that described
First hardware circuit can with safe transmission supply voltage, including:
Described first hardware circuit 101 includes: the first anticreep diode 301, electric fuse 302；
Described first anticreep diode 301, for the supply voltage preventing the adapter of outside from receiving, by outside company
Connect device and transmit described supply voltage to peripheral hardware the first power supply；
Described electric fuse 302, between peripheral hardware the first power supply and described first anticreep diode 301, is used for
When described first hardware circuit 101 abnormal electrical power supply, self fusing.
When described first hardware circuit is outside adapter described first supply voltage of output, power from peripheral hardware first
Power supply is to the direction of aerial lug, and described first anticreep diode is in the conduction state, and described first power supply provides
The first supply voltage can transmit to outside adapter, from aerial lug to peripheral hardware the first power supply direction, described
First anticreep diode is in cut-off state, and described first supply voltage can not supply to described first from aerial lug transmission
Electricity power supply.
When abnormal electrical power supply in described first hardware circuit, such as electric current is excessive, then described electric fuse self fuses, with
Protect described first hardware circuit and the adapter being connected with described first hardware circuit and the network interface card of peripheral hardware and the master of server
Plate.
According to above-described embodiment, by placing the first anticreep diode, the company of preventing in described first hardware circuit
The supply voltage connecing device reception is inversely transmitted to peripheral hardware the first power supply by adapter, by described first hardware circuit
Placing electric fuse, in order to when the first hardware circuit abnormal electrical power supply, electric fuse self fuses, and transships the first hardware circuit
Protection, it is seen that can ensure that described first by placement the first anticreep diode and electric fuse in described first hardware circuit
Hardware circuit can be with safe transmission supply voltage.
In an embodiment of the invention, as shown in Figure 4, described second hardware circuit includes the second anticreep two poles
Pipe, the supply voltage preventing adapter from receiving inversely is transmitted to peripheral hardware the second power supply by adapter, including:
Described second hardware circuit 102 includes: the second anticreep diode 401；
Described second anticreep diode 401, for the supply voltage preventing the adapter of outside from receiving, by outside company
Connect device and transmit described supply voltage to peripheral hardware the second power supply；
When described second hardware circuit is outside adapter described second supply voltage of output, power from peripheral hardware second
Power supply is to the direction of aerial lug, and described second anticreep diode is in the conduction state, and described second power supply is permissible
Transmission is to outside adapter, from aerial lug to peripheral hardware the second power supply direction, at described second anticreep diode
In cut-off state, described second supply voltage can not transmit to described second power supply from aerial lug.
According to above-described embodiment, by placing the second anticreep diode, the company of preventing in described second hardware circuit
The supply voltage connecing device reception is inversely transmitted to peripheral hardware the second power supply by adapter, it is ensured that described second hardware circuit is permissible
Safe transmission supply voltage.
In an embodiment of the invention, in order to ensure that described first hardware circuit and described second hardware circuit can roots
According to the triggering that described level conversion circuit is concrete, the adapter for peripheral hardware transmits corresponding supply voltage, and ensures supply voltage
The power supply of peripheral hardware will not be inversely transferred to from outside adapter, including:
Described level conversion circuit 103, is linked into described first hardware circuit 101, and wherein said access is described first hard
The position of part circuit 101 is the first anticreep diode 301 downstream described in described first hardware circuit 101, and externally-located
Adapter before any point of described first hardware circuit 101；It is linked into described second hardware circuit 102, wherein said
Accessing the position in described second circuit 102 is the second anticreep diode 401 downstream described in described second hardware circuit 102
The end of described second hardware circuit 102.
It is the institute in described first hardware circuit that described level conversion circuit to access the position of described first hardware circuit
State the first anticreep diode downstream, and any point of described first hardware circuit before externally-located adapter, thus
Can guarantee that when transmitting the first supply voltage in described first hardware circuit, described first supply voltage can not be from outside connection
Device is inversely transferred to the first power supply of peripheral hardware, it is also ensured that when transmitting the second supply voltage in described second hardware circuit
Time, described second supply voltage can not inversely be transferred to the first power supply of peripheral hardware from outside adapter.Access described
Position in two circuits is described second hardware circuit in the second anticreep diode downstream described in described second hardware circuit
End.Thus can guarantee that, when transmitting the second supply voltage in described second hardware circuit, described first supply voltage is not
The second power supply of peripheral hardware can be inversely transferred to from outside adapter.And described level shifting circuit accesses described first
Hardware circuit and access the position of described second hardware circuit, it is ensured that described first hardware circuit and described second hardware lines
The adapter corresponding supply voltage of transmission that road is outside can switch smoothly.
According to above-described embodiment, it is linked into described first hardware circuit by limiting described level conversion circuit and is linked into
Concrete on-position in described second hardware circuit, i.e. ensure that described first hardware circuit and described second hardware circuit can
With the concrete triggering according to described level conversion circuit, the controller for peripheral hardware transmits corresponding supply voltage, and ensures to supply
Piezoelectric voltage will not inversely be transferred to the power supply of peripheral hardware from described adapter.
In an embodiment of the invention, as it is shown in figure 5, by independent switch module can be according to concrete switching command
Control described first level signal and described second electrical level signal is independently controlled, including:
Independent switch module 501；
Described independent switch module 501 is connected with described controller 104, is used for controlling described controller 104 and exports described
First level signal and the switching of described second electrical level signal are independently controlled.
Such as, concrete switching command is to need not the second power supply output to be in the second supply voltage of steady statue
, the second supply voltage being such as in steady statue is 12V, and concrete switching command exports when the second power supply
It is necessary to control described controller output second electrical level signal when second supply voltage is 8V, then just can pass through independent switch
Module controls controller and exports described first level signal or the switching of described second electrical level signal, when the second supply voltage arrives 8V
Time, independent switch module just controls controller output second electrical level signal.
According to above-described embodiment, by independent switch module, independently to control described controller and export the first level signal
Switch with second electrical level signal, it is ensured that control the first level signal according to the switching command that concrete business need is corresponding
Or the output of second electrical level signal, flexible operation.
In an embodiment of the invention, as shown in Figure 6, when independently controlling described controller by independent switch module
Export the first level signal or the switching of second electrical level signal, then be accomplished by arranging two in the controller and control contact,
Including:
Described controller 104 includes: first controls contact 601 and second controls contact 602；
Described first controls contact 601 is connected with the grid G of described metal-oxide-semiconductor 201, according to the confession of described metal-oxide-semiconductor 201 transmission
Piezoelectric voltage, controls described controller 104 and exports described first level signal or described second electrical level signal；
Described second controls contact 602 is connected with described independent switch module 501, according to described independent switch module 501
Open command or out code, control described controller 104 and export described first level signal or described second electrical level signal.
In order to ensure the supply voltage of the metal-oxide-semiconductor transmission in described level shifting circuit, control described controller and export institute
State the first level signal or described second electrical level signal, and receive open command or the out code of described independent switch module,
Control described controller described first level signal of output or described second electrical level signal mutually controls described controller output phase
The level signal answered is not obscured, then described controller includes: first controls contact and second controls contact, and two control contact
It is connected with the grid of described metal-oxide-semiconductor and with described independent switch module respectively.
According to above-described embodiment, controller includes that two control contact, wherein the first control contact and the grid of metal-oxide-semiconductor
Being connected, second controls contact is connected with independent switch module, controls metal-oxide-semiconductor respectively and independent switch module controls described control
Device exports the first level signal or second electrical level signal, due to two control contacts be two independent contacts, and be respectively with
Corresponding element is connected, and therefore can ensure that metal-oxide-semiconductor or independent switch module are not affect mutually the when of work.
As shown with 7, embodiments providing the system of a kind of control circuit conversion, this system may include that
First power supply the 701, second power supply 702, adapter 703 and described control circuit conversion equipment 704；
Described first power supply 701, for described first hardware circuit in described control circuit conversion equipment 704
Described first supply voltage is provided；
Described second power supply 702, for described second hardware circuit in described control circuit conversion equipment 704
Described second supply voltage is provided；
Described adapter 703, services server master board therein with peripheral hardware and network interface card is connected, when receiving described first power supply
During voltage, described first supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard；When receiving described second power supply electricity
During pressure, described second supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard.
According to above-described embodiment, received by the first hardware circuit in control circuit reforming unit or the second hardware circuit
The second supply voltage that first supply voltage of the first power supply offer or reception the second power supply provide, and receiving
The first supply voltage or the second supply voltage be transferred to peripheral hardware network interface card and peripheral server mainboard by adapter, it can be seen that
The change of the supply voltage type that peripheral hardware network interface card and peripheral server mainboard receive is by the first hardware circuit and second day
Hardware circuit has switched.
In an embodiment of the invention, described adapter is OCP C adapter.
In an embodiment of the invention, described first supply voltage is 5V and described second supply voltage is 12V.
Being in the supply voltage of the steady statue P5V power supply as 5V with output below, output is in the power supply of steady statue
Voltage is the P12V power supply of 12V and uses as a example by OCP C adapter, the control circuit conversion providing the embodiment of the present invention
Device illustrates, as shown in Figure 8, the device of this control circuit conversion, may include that
First hardware circuit 801, receives the 5V supply voltage that P5V power supply provides, and according to described level shifting circuit 803
Triggering, by described 5V supply voltage export OCP C adapter.
Described first hardware circuit 801, including: the first anticreep diode 8011, electric fuse 8012；
One end of described first hardware circuit 801 connects P5V power supply and is connected, the other end and 33 in OCP C adapter to
In 35, arbitrary power pins is connected.When described 5V supply voltage exports OCP C adapter, and described OCP C adapter receives 5V and supplies
Piezoelectric voltage, and described 5V supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard.
Described first anticreep diode 8011, for the supply voltage preventing OCP C adapter from receiving, is connected by OCP C
Device is to supply voltage described in P5V power delivery；Described electric fuse 8012, is positioned at P5V power supply and described first anticreep diode
Between 8011, for when described first hardware circuit 801 abnormal electrical power supply, self fuses.
Such as, described first anticreep diode can select germanium diode (Ge pipe) and silicon diode, when described first
When hardware circuit is OCP C adapter output 5V supply voltage, from P5V power supply to the direction of OCP C adapter, described first prevents
Leakage diode is in the conduction state, and described P5V power supply can transmit to OCP C adapter, from OCP C adapter to P5V electricity
Direction, source, described first anticreep diode is in cut-off state, and 5V supply voltage can not transmit to described from OCP C adapter
P5V power supply.
And for example, described electric fuse can be current-limiting fuse, due to the anticreep diode of first in the first hardware circuit
And first the hardware circuit of anticreep diode upstream the 5V receiving the first power supply P5V source and providing to be provided power
Voltage, therefore by arranging electric fuse, when described first hardware circuit breaks down or the situation of abnormal electrical power supply occurs, it may appear that
The situation that supply current constantly raises, this supply current raised can damage the peripheral hardware of the first hardware circuit connection and service wherein
Server master board and network interface card, when therefore breaking down when the first hardware circuit or the first power supply or be abnormal, electric fuse meeting
Self fusing, protects the first hardware circuit and the peripheral hardware service server master board therein being connected with the first hardware circuit and net
Card.
Second hardware circuit 802, receives the 12V supply voltage that P12V power supply provides, and according to described level shifting circuit
The triggering of 803, exports described 12V supply voltage to OCP C adapter.
One end of described second hardware circuit 802 is connected with P12V power supply, the other end and described level conversion line 103 phase
Even, when described 12V supply voltage exports OCP C adapter, and described OCP C adapter receives 12V supply voltage, and by described
12V supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard.
Described second hardware circuit 802, including: the second anticreep diode 8021；
Described second anticreep diode 8021, for the supply voltage preventing OCP C adapter from receiving, is connected by OCP C
Device is to supply voltage described in P12V power delivery.
Level shifting circuit 803, after receiving the first level signal that the transmission of described controller 804 comes, triggers described
First hardware circuit 801；Receive the second electrical level signal that the transmission of described controller 804 comes, trigger described second hardware lines
Road 802；
Described level conversion circuit 803, one end is linked into described first hardware circuit 801, wherein said access described
The position of one hardware circuit 801 is the first anticreep diode 8011 downstream described in described first hardware circuit 801, and is positioned at
Any point of described first hardware circuit 801 before OCP C adapter；The other end is linked into described second hardware circuit 802,
Position in described second circuit 802 of wherein said access is the second anticreep two poles described in described second hardware circuit 802
The end of described second hardware circuit 802 in pipe 8021 downstream.
The position of described first hardware circuit is accessed in described level conversion circuit 803 one end, it is ensured that when described first
When transmitting 5V supply voltage in hardware circuit 801, described 5V supply voltage can not inversely be transferred to peripheral hardware from OCP C adapter
P5V power supply, it is also ensured that when transmitting 12V supply voltage in described second hardware circuit 802, described 12V supply voltage is not
The P5V power supply of peripheral hardware can be inversely transferred to from OCP C adapter.Access the position in described second circuit, it is ensured that work as institute
When stating transmission 12V supply voltage in the second hardware circuit 802, described 12V supply voltage inversely can not transmit from OCP C adapter
To P12V power supply.And described level shifting circuit 803 accesses described first hardware circuit 801 and accesses described second hardware lines
The position on road 802, it is ensured that described first hardware circuit 801 and described second hardware circuit 802 are the transmission of OCP C adapter
Corresponding supply voltage can switch smoothly.
Described level shifting circuit 803, including: metal-oxide-semiconductor 8031；
The source S of described metal-oxide-semiconductor 8031 is connected with described first hardware circuit 801, the drain D of described metal-oxide-semiconductor 8031 with
Described second hardware lines 8031 tunnel is connected, and the grid G of described metal-oxide-semiconductor 8031 is connected with described controller 804.
Described first level signal is low level；Described second electrical level signal is high level；
After the grid G of described metal-oxide-semiconductor 8031 receives described low level described first level signal, described metal-oxide-semiconductor
The source S of 8031 is disconnected with drain D, with the first hardware circuit 801 described in triggering；
After the grid G of described metal-oxide-semiconductor 8031 receives the described second electrical level signal of described high level, described metal-oxide-semiconductor
Source S and drain D connect, to trigger described second hardware circuit 802.
Such as, the supply voltage in described controller 804 monitors described second hardware circuit 802 is for less than P12V electricity
During the 12V supply voltage being in steady statue that source exports, such as 8V voltage, then export described first level signal, Qi Zhongsuo
Stating the first level signal is low level, and now the source S in metal-oxide-semiconductor 8031 is disconnected with drain D, and triggers the first hardware circuit
801；Supply voltage in described controller 804 monitors described second hardware circuit 802 is equal to the place of P12V power supply output
When the 12V voltage of steady statue, then export described second electrical level signal, wherein said second electrical level signal is high level,
Now the source S in metal-oxide-semiconductor 8031 is connected with drain D, and triggers the second hardware circuit 802.
Controller 804, monitors described second hardware circuit 802, when monitoring described second hardware circuit 802 for 12V electricity
During pressure, send second electrical level signal to described level shifting circuit 803, otherwise send first to described level shifting circuit 803
Level signal.
Such as, the voltage in controller 804 detects described second hardware circuit 802 for less than 12V voltage, as 7V,
During the voltages such as 9V, then level shifting circuit 803 sends the first level signal, when controller 804 detects described second hardware
When voltage in circuit 802 is 12V voltage, then level shifting circuit 803 sends second electrical level signal.
Described controller 804 includes: first controls contact 8041 and second controls contact 8042；
Described first controls contact 8041 is connected with the grid G of described metal-oxide-semiconductor 8031, transmits according to described metal-oxide-semiconductor 8031
Supply voltage, control described controller 804 and export described first level signal or described second electrical level signal；
Described second controls contact 8042 is connected with described independent switch module 805, according to described independent switch module 805
Open command or out code, control described controller 804 and export described first level signal or described second electrical level signal.
Described first controls contact 8041 is connected with the metal-oxide-semiconductor 8031 in described level shifting circuit 803, works as metal-oxide-semiconductor
8031 transmission for 12V supply voltage time, control controller 804 export second electrical level signal, when metal-oxide-semiconductor transmission for being less than
12V supply voltage, controls controller 804 and exports the first level signal.
Described second controls contact 8042 is connected with described independent switch module 805, when receiving independent switch module 805
Open command time, control controller 804 export the first level signal, when the out code receiving independent switch module 805
Time, control controller 804 and export second electrical level signal.
Independent switch module 805, is connected with described controller 804, is used for controlling described controller 804 and exports described first
Level signal and the switching of described second electrical level signal are independently controlled.
Such as, concrete switching command is to need not the output of P12V power supply to be in the 12V supply voltage of steady statue, and
Concrete switching command is it is necessary to control described controller 804 to export second electrical level when the voltage of P12V power supply output is 8V
Signal, then just can control controller 804 by independent switch module 803, when the voltage of P12V power supply output is 8V, by
Control the described first level signal switching control of output and export described second electrical level signal.
The contents such as the information between each unit in said apparatus is mutual, execution process, owing to implementing with the inventive method
Example is based on same design, and particular content can be found in the narration in the inventive method embodiment, and here is omitted.
In sum, each embodiment of the present invention at least can realize following beneficial effect:
1, in embodiments of the present invention, by controller, the supply voltage in the second hardware circuit is monitored, when monitoring
When two hardware circuits are the second supply voltage, sending second electrical level signal to level shifting circuit, triggering the second hardware circuit will
The second supply voltage output that its peripheral hardware second power supply received provides is to outside adapter.When monitoring the second hardware
When voltage in circuit is not up to the second supply voltage, send the first level signal to level shifting circuit, trigger the first hardware
The first supply voltage output that peripheral hardware the first power supply that circuit is received provides is to outside adapter.Visible, this
Bright only when the voltage in monitoring control devices to the second hardware circuit reaches the second supply voltage, by the first hardware circuit be
The adapter of peripheral hardware exports the first supply voltage, is converted to by adapter output the second power supply electricity that the second hardware circuit is peripheral hardware
Pressure, because only that when the voltage in the second hardware circuit reaches this value of the second supply voltage, just goes the conversion hardware circuit to be
The adapter of peripheral hardware exports corresponding supply voltage, it is thus possible to improve the stability of the supply voltage in voltage switching engineering.
2, in embodiments of the present invention, the first supply voltage of the first power supply output is the power supply being in steady statue
Voltage, and the second power supply output the second supply voltage be the supply voltage being in steady statue, it is ensured that first
Hardware circuit is when with the second hardware circuit switching, and the second supply voltage in the second hardware circuit is in the confession of steady statue
Time-to-climb after piezoelectric voltage rather than switching, the supply voltage in the second hardware circuit remains a need for, that climbs arrives steady statue
Supply voltage, therefore improves circuit and switches the stability of the supply voltage in engineering.
3, in embodiments of the present invention, by arranging metal-oxide-semiconductor in described level shifting circuit, by described MOS and institute
State the first hardware circuit and described second hardware circuit is connected, utilize described metal-oxide-semiconductor to ensure the first hardware circuit and the second hardware
The switching of circuit.
4, in embodiments of the present invention, different level signals, described metal-oxide-semiconductor are received by described metal-oxide-semiconductor by grid
Make corresponding reflection according to the level signal received to process, thus trigger different hardware circuits, it is ensured that when described metal-oxide-semiconductor
Have received corresponding level signal, just can make corresponding reflection and process, just can trigger corresponding hardware circuit.
5, in embodiments of the present invention, by placing the first anticreep diode in described first hardware circuit, prevent
The supply voltage that only adapter receives inversely is transmitted to peripheral hardware the first power supply by adapter, by described first hardware lines
Placing electric fuse in road, in order to when the first hardware circuit abnormal electrical power supply, electric fuse self fuses, and carries out the first hardware circuit
Overload protection, it is seen that can ensure that described by placing the first anticreep diode and electric fuse in described first hardware circuit
First hardware circuit can be with safe transmission supply voltage.
6, in embodiments of the present invention, by placing the second anticreep diode in described second hardware circuit, prevent
The supply voltage that only adapter receives inversely is transmitted to peripheral hardware the second power supply by adapter, it is ensured that described second hardware circuit
Can be with safe transmission supply voltage.
7, in embodiments of the present invention, it is linked into described first hardware circuit by the described level conversion circuit of restriction and connects
Enter the concrete on-position in described second hardware circuit, i.e. ensure that described first hardware circuit and described second hardware lines
Road can be according to the concrete triggering of described level conversion circuit, and the controller for peripheral hardware transmits corresponding supply voltage, and protects
Testimony piezoelectric voltage will not inversely be transferred to the power supply of peripheral hardware from described adapter.
8, in embodiments of the present invention, by independent switch module, independently to control described controller and export the first level
Signal and the switching of second electrical level signal, it is ensured that control the first level according to the switching command that concrete business need is corresponding
Signal or the output of second electrical level signal, flexible operation.
9, controller includes that two control contact, and wherein the first control contact is connected with the grid of metal-oxide-semiconductor, and second controls
Contact is connected with independent switch module, controls metal-oxide-semiconductor respectively and independent switch module controls described controller output the first electricity
Ordinary mail number or second electrical level signal, due to two control contacts be two independent contacts, and be respectively with corresponding element phase
Even, therefore can ensure that metal-oxide-semiconductor or independent switch module are not affect mutually the when of work.
It should be noted that in this article, the relational terms of such as first and second etc is used merely to an entity
Or operation separates with another entity or operating space, and not necessarily require or imply existence between these entities or operation
The relation of any this reality or order.And, term " includes ", " comprising " or its any other variant are intended to non-
Comprising of exclusiveness, so that include that the process of a series of key element, method, article or equipment not only include those key elements,
But also include other key elements being not expressly set out, or also include being consolidated by this process, method, article or equipment
Some key elements.In the case of there is no more restriction, statement the key element " including " and limiting, do not arrange
Except there is also other same factor in including the process of described key element, method, article or equipment.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can be passed through
The hardware that programmed instruction is relevant completes, and aforesaid program can be stored in the storage medium of embodied on computer readable, this program
Upon execution, perform to include the step of said method embodiment；And aforesaid storage medium includes: ROM, RAM, magnetic disc or light
In the various medium that can store program code such as dish.
Last it should be understood that the foregoing is only presently preferred embodiments of the present invention, it is merely to illustrate the skill of the present invention
Art scheme, is not intended to limit protection scope of the present invention.All made within the spirit and principles in the present invention any amendment,
Equivalent, improvement etc., be all contained in protection scope of the present invention.
Claims (10)
1. the device of a control circuit conversion, it is characterised in that including: the first hardware circuit, the second hardware circuit, level turn
Change circuit and controller；
Described first hardware circuit, receives the first supply voltage that peripheral hardware the first power supply provides, and turns according to described level
Change the triggering of circuit, by described first supply voltage output to outside adapter；
Described second hardware circuit, receives the second supply voltage that peripheral hardware the second power supply provides, and turns according to described level
Change the triggering of circuit, by described second supply voltage output to outside adapter；
Described level shifting circuit, after receiving the first level signal that the transmission of described controller comes, triggers described first hard
Part circuit；Receive the second electrical level signal that the transmission of described controller comes, trigger described second hardware circuit；
Described controller, monitors described second hardware circuit, when monitoring described second hardware circuit and being the second supply voltage,
Send second electrical level signal to described level shifting circuit, otherwise send the first level signal to described level shifting circuit.
Device the most according to claim 1, it is characterised in that
Described peripheral hardware the first power supply includes: described peripheral server is under holding state the primary electricity exporting supply voltage
Source；
Described first supply voltage includes: the supply voltage being in steady statue of described peripheral hardware the first power supply output；
Described peripheral hardware the second power supply includes: described peripheral server is under open state the standby of output stable power-supplying voltage
Use power supply；
Described second supply voltage includes: the supply voltage being in steady statue of described peripheral hardware the second power supply output.
Device the most according to claim 1, it is characterised in that described level shifting circuit includes: metal-oxide-semiconductor；
The source electrode of described metal-oxide-semiconductor is connected with described first hardware circuit, the drain electrode of described metal-oxide-semiconductor and described second hardware circuit phase
Even, the grid of described metal-oxide-semiconductor is connected with described controller.
Device the most according to claim 3, it is characterised in that
Described first level signal is low level；
Described second electrical level signal is high level；
After the grid of described metal-oxide-semiconductor receives described low level described first level signal, the source electrode of described metal-oxide-semiconductor and leakage
Pole is disconnected, with the first hardware circuit described in triggering；
After the grid of described metal-oxide-semiconductor receives the described second electrical level signal of described high level, the source electrode of described metal-oxide-semiconductor and leakage
Pole is connected, to trigger described second hardware circuit.
Device the most according to claim 1, it is characterised in that described first hardware circuit includes:
First anticreep diode, electric fuse；
Described first anticreep diode, for the supply voltage preventing the adapter of outside from receiving, by outside adapter to
Peripheral hardware the first power supply transmits described supply voltage；
Described electric fuse, between peripheral hardware the first power supply and described first anticreep diode, for when described first
During hardware circuit abnormal electrical power supply, self fusing.
Device the most according to claim 1, it is characterised in that described second hardware circuit includes:
Second anticreep diode；
Described second anticreep diode, for the supply voltage preventing the adapter of outside from receiving, by outside adapter to
Peripheral hardware the second power supply transmits described supply voltage；
And/or,
Described level conversion circuit, is linked into described first hardware circuit, the position of described first hardware circuit of wherein said access
It is set to the first anticreep diode downstream described in described first hardware circuit, and described before externally-located adapter
Any point of one hardware circuit；Being linked into described second hardware circuit, the position in described second circuit of wherein said access is
The end of described second hardware circuit in the second anticreep diode downstream described in described second hardware circuit.
7. according to described device arbitrary in claim 1 to 6, it is characterised in that farther include:
Independent switch module；
Described independent switch module is connected with described controller, be used for controlling described controller export described first level signal and
The switching of described second electrical level signal is independently controlled.
Device the most according to claim 5, it is characterised in that described controller includes:
First controls contact and second controls contact；
Described first controls contact is connected with the grid of described metal-oxide-semiconductor, and the supply voltage transmitted according to described metal-oxide-semiconductor controls institute
State controller and export described first level signal or described second electrical level signal；
Described first controls contact is connected with described independent switch module, according to open command or the pass of described independent switch module
Close instruction, control described controller and export described first level signal or described second electrical level signal.
9. the system of a control circuit conversion, it is characterised in that including: the first power supply, the second power supply, adapter
And the arbitrary described control circuit conversion equipment of claim 1 to 8；
Described first power supply, provides described for described first hardware circuit in described control circuit conversion equipment
One supply voltage；
Described second power supply, provides described for described second hardware circuit in described control circuit conversion equipment
Two supply voltages；
Described adapter, services server master board therein with peripheral hardware and network interface card is connected, when receiving described first supply voltage,
Described first supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard；When receiving described second supply voltage, will
Described second supply voltage is transferred to peripheral hardware network interface card and peripheral server mainboard.
System the most according to claim 9, it is characterised in that described adapter is OCP C adapter；
And/or,
Described first supply voltage is 5V and described second supply voltage is 12V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709950.0A CN106227318A (en) | 2016-08-23 | 2016-08-23 | A kind of Apparatus and system of control circuit conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709950.0A CN106227318A (en) | 2016-08-23 | 2016-08-23 | A kind of Apparatus and system of control circuit conversion |
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| CN201610709950.0A Pending CN106227318A (en) | 2016-08-23 | 2016-08-23 | A kind of Apparatus and system of control circuit conversion |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762458A (en) * | 2018-05-31 | 2018-11-06 | 郑州云海信息技术有限公司 | Method and device that is a kind of while realizing connecting and disconnecting of the circuit control and voltage conversion |
| CN111708426A (en) * | 2020-06-12 | 2020-09-25 | 浪潮电子信息产业股份有限公司 | Server and power supply protection circuit thereof |
| CN113687705A (en) * | 2020-05-19 | 2021-11-23 | 佛山市顺德区顺达电脑厂有限公司 | Method for supplying power in standby phase |
| CN115695159A (en) * | 2022-10-18 | 2023-02-03 | 苏州浪潮智能科技有限公司 | Equipment diagnosis method, device, equipment and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1655092A (en) * | 2004-02-09 | 2005-08-17 | 联想(北京)有限公司 | Device and method for power supply switchover and compensation |
| US20140062208A1 (en) * | 2012-08-29 | 2014-03-06 | Samsung Electronics Co., Ltd | Apparatus and method for power switching in electronic device |
| CN105302264A (en) * | 2015-10-23 | 2016-02-03 | 浪潮电子信息产业股份有限公司 | Design scheme for protecting voltage conversion circuit of server mainboard |
-
2016
- 2016-08-23 CN CN201610709950.0A patent/CN106227318A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1655092A (en) * | 2004-02-09 | 2005-08-17 | 联想(北京)有限公司 | Device and method for power supply switchover and compensation |
| US20140062208A1 (en) * | 2012-08-29 | 2014-03-06 | Samsung Electronics Co., Ltd | Apparatus and method for power switching in electronic device |
| CN105302264A (en) * | 2015-10-23 | 2016-02-03 | 浪潮电子信息产业股份有限公司 | Design scheme for protecting voltage conversion circuit of server mainboard |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762458A (en) * | 2018-05-31 | 2018-11-06 | 郑州云海信息技术有限公司 | Method and device that is a kind of while realizing connecting and disconnecting of the circuit control and voltage conversion |
| CN108762458B (en) * | 2018-05-31 | 2021-08-06 | 郑州云海信息技术有限公司 | Method and device for simultaneously realizing on-off control and voltage conversion of circuit |
| CN113687705A (en) * | 2020-05-19 | 2021-11-23 | 佛山市顺德区顺达电脑厂有限公司 | Method for supplying power in standby phase |
| CN113687705B (en) * | 2020-05-19 | 2024-04-19 | 佛山市顺德区顺达电脑厂有限公司 | Method for providing power supply in standby stage |
| CN111708426A (en) * | 2020-06-12 | 2020-09-25 | 浪潮电子信息产业股份有限公司 | Server and power supply protection circuit thereof |
| CN115695159A (en) * | 2022-10-18 | 2023-02-03 | 苏州浪潮智能科技有限公司 | Equipment diagnosis method, device, equipment and storage medium |
| CN115695159B (en) * | 2022-10-18 | 2024-05-14 | 苏州浪潮智能科技有限公司 | Equipment diagnosis method, device, equipment and storage medium |
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