CN107341064A - Anti-misplug system based on vehicle Variable flow control unit sub-circuit board - Google Patents
Anti-misplug system based on vehicle Variable flow control unit sub-circuit board Download PDFInfo
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- CN107341064A CN107341064A CN201710344015.3A CN201710344015A CN107341064A CN 107341064 A CN107341064 A CN 107341064A CN 201710344015 A CN201710344015 A CN 201710344015A CN 107341064 A CN107341064 A CN 107341064A
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- circuit board
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- slot
- attribute information
- misplug
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/004—Error avoidance
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- General Physics & Mathematics (AREA)
- Programmable Controllers (AREA)
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Abstract
The present invention provides a kind of Anti-misplug system based on vehicle Variable flow control unit sub-circuit board.Anti-misplug system of the present invention includes：First sub-circuit board and the motherboard being arranged on cabinet；Include the slot that be arranged in parallel of multiple row on motherboard and be used to store the attribute information with the second sub-circuit board of the correct grafting of slot with each self-corresponding memory of each slot, memory；Multiple interfaces are provided with each slot, putting in order for the multiple interfaces set on each slot is identical, and the interface that same model is located on different slots is located at same a line；When the first sub-circuit board is plugged on the slot on motherboard, first sub-circuit board is used for the attribute information for obtaining the second sub-circuit board stored in memory, and judge whether the attribute information of the second sub-circuit board is consistent with the attribute information of the first sub-circuit board, if it is not, then the first sub-circuit board sends alarm signal.The present invention solves the problems, such as existing Anti-misplug technology because coding is complicated and causes grafting to malfunction.
Description
Technical field
The present invention relates to field of circuit technology, more particularly to a kind of anti-plug based on vehicle Variable flow control unit sub-circuit board
Wrong system.
Background technology
At present, the sub-circuit board Anti-misplug technology of domestic and international city rail vehicle Variable flow control unit is generally patched using Anti-misplug
Part, the Anti-misplug connector include the tooth plug of the tooth head and control unit motherboard set on sub-circuit board.
In the prior art, by manually being encoded to multiple tooth heads, to cause different tooth heads that there is different volumes
Code mark, and code identification is labeled on the tooth head.Tooth plug for matching connection with tooth head, using same coding mark
Know, and be labeled in the tooth beyond the Great Wall.Operating personnel are plugged on tooth beyond the Great Wall by identifying code identification, by tooth head.
However, not only cost is higher for the Anti-misplug connector, and for sub-circuit board quantity it is more when, tooth head and tooth plug
Coding it is complex, operating personnel are easy to go wrong in an assembling process, so that Anti-misplug disabler.
The content of the invention
The present invention provides a kind of Anti-misplug system based on vehicle Variable flow control unit sub-circuit board, to solve existing anti-plug
The coding of tooth head and tooth plug is complicated in wrong technology, the problem of causing Anti-misplug disabler, cabinet not to assemble correctly.
The present invention provides a kind of Anti-misplug system based on vehicle Variable flow control unit sub-circuit board, including：First son electricity
Road plate and the motherboard being arranged on cabinet；
Include on the motherboard slot that be arranged in parallel of multiple row and and each each self-corresponding memory of slot, institute
State memory be used for store and the correct grafting of the slot the second sub-circuit board attribute information；
Multiple interfaces are provided with each slot, the phase that puts in order of the multiple interfaces set on each slot
Together, and the interface that is located on different slots of same model is located at same a line；
When first sub-circuit board is plugged on the slot on the motherboard, first sub-circuit board is used to obtain institute
State the attribute information of the second sub-circuit board stored in memory, and judge the attribute information of second sub-circuit board with it is described
Whether the attribute information of the first sub-circuit board is consistent, if it is not, then first sub-circuit board sends alarm signal.
Alternatively, first sub-circuit board includes：Controller and instruction device, the controller and the instruction device
Connection；
The controller is used for the attribute information that second sub-circuit board is read from the memory, and described in judgement
Whether the attribute information of the second sub-circuit board is consistent with the attribute information of first sub-circuit board, if it is not, then to the instruction
Device sends trigger signal；
The instruction device is used for the trigger signal sent according to the controller, issues the user with the alarm signal.
Alternatively, sub-circuit board insertion detection interface is provided with the memory, the controller passes through the son electricity
Road plate insertion detection interface, the attribute information of second sub-circuit board is read from the memory.
Alternatively, the instruction device includes at least one of following：
Sound indicating device, light indicating device, liquid crystal display device.
Alternatively, the interface set on each slot includes：Power interface, input/output interface, serial line interface,
Parallel interface.
Alternatively, the power interface for having identical voltage on the different slots is located at same a line.
Alternatively, the attribute information of second sub-circuit board includes at least one of following information：
The date of manufacture of hardware version, software version and the sub-circuit board.
Anti-misplug system provided by the invention based on vehicle Variable flow control unit sub-circuit board, multiple row is provided with by motherboard
Parallel slot and multiple interfaces are provided with each self-corresponding memory of each slot, each slot, on each slot
Putting in order for multiple interfaces is identical, and the interface that same model is located on different slots is located at same a line.Meanwhile memory is deposited
Storage and the attribute information of the second sub-circuit board of the correct grafting of slot, so as to be plugged on the slot on motherboard in the first sub-circuit board
When, the first sub-circuit board obtains the attribute information of the second sub-circuit board stored in memory, and judges the second sub-circuit board
Whether attribute information is consistent with the attribute information of the first sub-circuit board, if it is not, then the first sub-circuit board sends alarm signal.This hair
The motherboard of bright setting possesses uniformity and autgmentability is strong so that each first sub-circuit board all can unified specification, be easy to produce in batches,
It is cost-effective.Meanwhile sub-circuit board be plugged on motherboard teeth groove when by judging the sub-circuit board attribute information in memory
It is whether consistent with the attribute information of the sub-circuit board so that sub-circuit board can be prevented with being intended to pass in and out grafting on the teeth groove of motherboard
Stop because sub-circuit board mistake causes the disabler of control unit, answered so as to solve the coding of existing tooth head and tooth plug
It is miscellaneous, the problem of causing Anti-misplug disabler, cabinet not to assemble correctly.
Brief description of the drawings
Fig. 1 is the structural representation of the Anti-misplug system provided by the invention based on vehicle Variable flow control unit sub-circuit board
Figure；
Fig. 2 is on motherboard in the Anti-misplug system provided by the invention based on vehicle Variable flow control unit sub-circuit board
EEPROM and the first sub-circuit board connection diagram.
Embodiment
Fig. 1 is the structural representation of the Anti-misplug system provided by the invention based on vehicle Variable flow control unit sub-circuit board
Figure, as shown in figure 1, the Anti-misplug system based on vehicle Variable flow control unit sub-circuit board of the present embodiment includes：First son electricity
Road plate 10 and the motherboard 20 being arranged on cabinet, include on motherboard 20 slot 21 that multiple row be arranged in parallel and with each slot 21
Each self-corresponding memory 22, memory 22 are used to store the attribute information with the second sub-circuit board of 21 correct grafting of slot.
Multiple interfaces are provided with each slot 21, putting in order for the multiple interfaces set on each slot 21 is identical, and same type
Interface number on the different slots 21 is located at same a line.When the first sub-circuit board 10 is plugged on the slot 21 on motherboard 20,
First sub-circuit board 10 is used for the attribute information for obtaining the second sub-circuit board stored in memory 22, and judges the second sub-circuit
Whether the attribute information of plate is consistent with the attribute information of the first sub-circuit board 10, if it is not, then the first sub-circuit board 10 sends alarm
Signal.
Specifically, motherboard 20 is control unit motherboard 20 on cabinet in the present embodiment, and it is parallel to be disposed with multiple row on motherboard 20
Slot 21, have multiple interfaces on each slot 21, on each slot 21 multiple interfaces put in order it is identical and same
The interface of model is located at same row on each slot 21.This is described in detail by an example for the present embodiment.Such as
Two slots 21 are provided with motherboard 20, and there are multiple interfaces on two slots 21, such as power interface and input/output interface,
Multiple interfaces putting in order as power interface, input/output interface on two slots 21, and because power interface can basis
Actual conditions are provided with 3V power interfaces, 5V power interfaces, three kinds of 12V power interfaces, and are connect according to 3V power interfaces, 5V power supplys
Mouth, putting in order for 12V power interfaces are arranged in slot 21.Multiple interfaces puts in order all on two such slot 21
For 3V power interfaces, 5V power interfaces, 12V power interfaces, input/output interface, and the 3V power interfaces position of two slots 21
In same a line, the 5V power interfaces of two slots 21 are located at same a line, and the 12V power interfaces of two slots 21 are located at same a line,
The input/output interface of two slots 21 is located at same a line.
Further, two kinds of interfaces of above-mentioned example are not limited in the present embodiment, alternatively, are set on each slot 21
Interface include：Power interface, input/output interface, serial line interface, parallel interface.Meanwhile same type on multiple slots 21
Number interface be located at same a line, wherein for power interface, alternatively, there is the power supply of identical voltage on different slots 21
Interface is located at same a line.The present embodiment of model in to(for) power interface is also not necessarily limited to 3V, 5V and 12V in above-mentioned example.
And the quantity of slot 21 can be configured according to specific requirement in the present embodiment, it need to only meet more on each slot 21
Putting in order for individual interface is identical, and the interface of same model is located at same row on each slot 21.The present embodiment is to list
The number amount and type of interface do not limit on individual slot 21, only need the interface on slot 21 to disclosure satisfy that the first sub-circuit board 10 enters
Row grafting.
Further, each slot 21 is all disposed with memory 22, and those skilled in the art, which is appreciated that on motherboard 20, leads to
Often there is no chip and electronic device, be typically provided only with connector, memory 22 can be by way of additional welding on motherboard 20
It is fixed.The type of memory 22 is not limited in the present embodiment, need to only meet that memory 22 can store the second son electricity
The attribute information of road plate.Each memory 22 is all stored with and the second sub-circuit board of corresponding 21 correct grafting of slot
Attribute information.Wherein, the second sub-circuit board is circuit board with each 21 correct grafting of slot, and the attribute of the second sub-circuit board
Information is not the code identification of the tooth head and tooth plug manually set in relevant art, and attribute information is oneself of the second sub-circuit board
Information, just each sub-circuit board can be made a distinction without artificial encoded.Alternatively, the attribute letter of the second sub-circuit board
Breath includes at least one of following information：The date of manufacture of hardware version, software version and sub-circuit board.In the present embodiment
The attribute information of second sub-circuit board is not limited to above- mentioned information.And the present embodiment is not also done to the mode of the storage information of memory 22
Limit, only need to meet that memory 22 can store the attribute information of the second sub-circuit board.
Further, because multiple row slot 21 be arranged in parallel, the corresponding interface of each slot 21 has identical arrangement suitable
Sequence, and the interface of model of the same race is located at same row on each slot 21 so that motherboard 20 being capable of the definition of being consistent property.It is right
Answer, the first sub-circuit board 10 can be set to the circuit board with the formed objects of slot 21, and the first sub-circuit board 10 can be according to mother
The particular location of each interface is all provided with joint in corresponding position on plate 20, is easy in the interface that is plugged on slot 21.This
Sample, the size of each first sub-circuit board 10, joint location and number are all identical, are easy to produce in batches, cost-effective.And only need to be
With needing corresponding function and the joint of effect to be electrically connected in first sub-circuit board 10, to not needing the function and effect
Joint is not electrically connected, and the first sub-circuit board 10 can be plugged on motherboard 20 and realize normal work.For example, only need 3V voltages
Interface, then joint that only need to be with 3V voltage interface correspondence positions on the first sub-circuit board 10 is electrically connected.
Detailed process using Anti-misplug system of the present embodiment based on vehicle Variable flow control unit sub-circuit board is：By
One sub-circuit board 10 is plugged on the slot 21 on motherboard 20, and now, this slot 21 is probably correct slot 21, it is also possible to
Incorrect slot 21, can pass through the sub-circuit board 10 of memory 22 and first in the present embodiment and coordinate and carry out automatic decision.Specifically
Ground, memory 22 store the attribute information of the second sub-circuit board, the first sub-circuit board itself are stored with the first sub-circuit board 10
10 attribute information.When the first sub-circuit board 10 is plugged on slot 21, the first sub-circuit board 10 can be obtained in memory 22
The attribute information of second sub-circuit board, believed by the attribute of the attribute information and the first sub-circuit board 10 that compare the second sub-circuit board
Whether breath is consistent, if inconsistent, the grafting mistake of the first sub-circuit board 10, the first sub-circuit board 10 just sends alarm signal；If
Unanimously, then the grafting of the first sub-circuit board 10 is correct, can start working.
The Anti-misplug system based on vehicle Variable flow control unit sub-circuit board that the present embodiment provides, it is provided with by motherboard more
Arrange parallel slot and be provided with multiple interfaces with each self-corresponding memory of each slot, each slot, on each slot
Multiple interfaces put in order identical, and the interface that same model is located on different slots is located at same a line.Meanwhile memory
Storage and the attribute information of the second sub-circuit board of the correct grafting of slot, so as to be plugged on inserting on motherboard in the first sub-circuit board
During groove, the first sub-circuit board obtains the attribute information of the second sub-circuit board stored in memory, and judges the second sub-circuit board
Attribute information it is whether consistent with the attribute information of the first sub-circuit board, if it is not, then the first sub-circuit board sends alarm signal.This
The motherboard that embodiment is set possesses uniformity and autgmentability is strong so that each first sub-circuit board all can unified specification, be easy to batch
Production, it is cost-effective.Meanwhile sub-circuit board be plugged on motherboard teeth groove when by judging the sub-circuit board attribute in memory
Whether information is consistent with the attribute information of the sub-circuit board so that sub-circuit board can be inserted with being intended to pass in and out on the teeth groove of motherboard
Connect, it is therefore prevented that because sub-circuit board mistake causes the disabler of control unit, so as to solve existing tooth head and tooth plug
Coding is complicated, the problem of causing Anti-misplug disabler, cabinet not to assemble correctly.
On the basis of above-described embodiment, continuing with Fig. 1, vehicle Variable flow control unit sub-circuit is based on to the present embodiment
The memory 22 on the first sub-circuit board 10 and motherboard 20 in the Anti-misplug system of plate is described in detail.
Alternatively, the first sub-circuit board 10 includes：Controller and instruction device, controller are connected with instruction device.Control
Device is used to read the attribute information of the second sub-circuit board from memory 22, and judges the attribute information and the of the second sub-circuit board
Whether the attribute information of one sub-circuit board 10 is consistent, if it is not, then sending trigger signal to instruction device.Instruction device is used for basis
The trigger signal that controller is sent, issues the user with alarm signal.
Specifically, controller can use central processing unit (Central Processing Unit, CPU) in the present embodiment
Or micro-control unit (Microcontroller Unit, MCU) etc., the present embodiment is not limited the type of controller, is only needed
Meet that controller can read the attribute information of the second sub-circuit board from memory 22, and judge the attribute of the second sub-circuit board
The information function whether consistent with the attribute information of the first sub-circuit board 10.
Alternatively, sub-circuit board insertion detection interface is provided with memory 22, controller is inserted by sub-circuit board and examined
Interface is surveyed, the attribute information of the second sub-circuit board is read from memory 22.
Specifically, when the first sub-circuit patches the slot 21 of motherboard 20, the controller of the first sub-circuit board 10 is with depositing
The sub-circuit board insertion detection interface of reservoir 22 is connected, and reads the attribute information of the second sub-circuit board in memory 22.First
The controller of sub-circuit board 10 also can according to the sub-circuit board of memory 22 insert detection interface electrical level judging whether with storage
Device 22 is connected, and the is carried out after it is determined that the first sub-circuit board 10 connects with memory 22, then by other ports of memory 22
The reading of the attribute information of two sub-circuit boards.The concrete function for inserting detection interface in the present embodiment to sub-circuit board does not limit
Fixed, need to only expire controller can insert the attribute that detection interface reads the second sub-circuit board from memory 22 by sub-circuit board
Information.For convenience of description, memory 22 can use EEPROM in the present embodiment
(Electrically Erasable Programmable Read-Only Memory, EEPROM), EEPROM plug and play,
Can also erasable existing information, be loaded into fresh information, be the storage chip that data are not also lost after a kind of power down.
Before slot 21 on first circuit board and motherboard 20 carries out grafting, stroke is entered to each EEPROM by development board
Sequence loads, so that the attribute information of correct second sub-circuit board of each correct grafting slot 21 is loaded into each EEPROM.
The information specifically write in EEPROM can have many kinds, and the information can show that the build-in attribute of the first sub-circuit board 10, so as to
Distinguish each first sub-circuit board 10.As shown in table 1, for example, 0-12 words write the id information of CPU board in EEPROM, 12-15 words are write
Enter hardware revision information Hw v0.1,16-19 word write-in software version information Sw v0.1,0-12 word and write the first sub-circuit board 10
Date of manufacture.The write sequence of each information also can be limited to above-mentioned write sequence in EEPROM, and the present embodiment is not limited this
It is fixed.
Table 1EEPROM writes the signal table of information
| Address | Word length | Description | Citing |
| 0 | 12 | ID | CPU board |
| 12 | 4 | Hardware version | Hw v0.1 |
| 16 | 4 | Software version | Sw v0.1 |
| 20 | 4 | Date of manufacture | 1.1.2017 |
Fig. 2 is on motherboard 20 in the Anti-misplug system provided by the invention based on vehicle Variable flow control unit sub-circuit board
EEPROM and the first sub-circuit board 10 connection diagram, as shown in Fig. 2 EEPROM have RPGND ports, PRVCC ports,
RPDET ports, RPCS ports, RPCLK ports, RPDAT ports.As shown in table 2, RPGND ports and the power port of motherboard 20
Connection, PRVCC ports are connected with the ground port of motherboard 20, and remaining port is in vacant state.RPDET ports are sub-circuit board
Insertion detection interface, RPDAT ports are that information reads interface, and the connected mode of each EEPROM and each first sub-circuit board 10 is all
It is identical.
Table 2EEPROM signal definitions
| Signal name | Signal type | Description |
| RPGND | Ground | EEPROM reference grounds |
| RPVCC | Power supply | EEPROM reference power sources |
| RPDET | Open collector | Sub-circuit board insertion detection |
| RPCS | CMOS | EEPROM pieces select |
| RPCLK | CMOS | EEPROM clocks |
| RPDAT | CMOS | EEPROM serial datas |
Specifically, before the slot 21 on first circuit board and motherboard 20 carries out grafting, the PRDET in corresponding EEPROM
Port is in vacant state, because pull-up resistor is in high level.It is corresponding when the first sub-circuit board 10 is plugged on slot 21
EEPROM in PRDET ports be attached with RPGND, in low level.First sub-circuit detects that PRDET ports are
Low level, then start to carry out the reading of the attribute information of the second sub-circuit board from the RPDAT ports in EEPROM.
Meanwhile in 10 grafting slot 21 of the first sub-circuit board, no matter the first sub-circuit board 10 is plugged on inserting for motherboard 20
Whether groove 21 is correct, and first sub-circuit board 10 sends the attribute information of first sub-circuit board 10 to corresponding slot 21
EEPROM, recorded by the EEPROM, be easy to contingency question to analyze.
Further, the attribute information of the second sub-circuit board and the attribute information of the first sub-circuit board 10 are judged in controller
When inconsistent, instruction device receives the trigger signal that controller is sent, and instruction device issues the user with report further according to trigger signal
Alert signal.The particular type of instruction device is not limited in the present embodiment.Alternatively, during instruction device is included as follows at least
It is a kind of：Sound indicating device, light indicating device, liquid crystal display device.
Specifically, when sound indicating device receives the trigger signal that controller sends, sent out in a voice form to user
Go out alarm.When light indicating device receives the trigger signal that controller sends, sent out in the form of certain color light to user
Go out alarm.When liquid crystal display device receives the trigger signal that controller sends, " inconsistent " printed words are shown with LCDs
Form issue the user with alarm.No matter instruction device uses which kind of above-mentioned form, and user is all able to know that first sub-circuit
The wrong plug of plate 10.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above-mentioned each method embodiment can lead to
The related hardware of programmed instruction is crossed to complete.Foregoing program can be stored in a computer read/write memory medium.The journey
Sequence upon execution, execution the step of including above-mentioned each method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
- A kind of 1. Anti-misplug system based on vehicle Variable flow control unit sub-circuit board, it is characterised in that including：First sub-circuit Plate and the motherboard being arranged on cabinet；Include on the motherboard slot that be arranged in parallel of multiple row and and each each self-corresponding memory of slot, it is described to deposit Reservoir is used to store the attribute information with the second sub-circuit board of the correct grafting of the slot；Multiple interfaces are provided with each slot, putting in order for the multiple interfaces set on each slot is identical, And the interface that same model is located on different slots is located at same a line；When first sub-circuit board is plugged on the slot on the motherboard, first sub-circuit board is used to obtain described deposit The attribute information of the second sub-circuit board stored in reservoir, and judge the attribute information and described first of second sub-circuit board Whether the attribute information of sub-circuit board is consistent, if it is not, then first sub-circuit board sends alarm signal.
- 2. Anti-misplug system according to claim 1, it is characterised in that first sub-circuit board includes：Controller and Instruction device, the controller are connected with the instruction device；The controller is used for the attribute information that second sub-circuit board is read from the memory, and judges described second Whether the attribute information of sub-circuit board is consistent with the attribute information of first sub-circuit board, if it is not, then to the instruction device Send trigger signal；The instruction device is used for the trigger signal sent according to the controller, issues the user with the alarm signal.
- 3. Anti-misplug system according to claim 2, it is characterised in that sub-circuit board insertion is provided with the memory Interface is detected, the controller inserts detection interface by the sub-circuit board, and second son is read from the memory The attribute information of circuit board.
- 4. Anti-misplug system according to claim 2, it is characterised in that the instruction device include it is following at least one Kind：Sound indicating device, light indicating device, liquid crystal display device.
- 5. Anti-misplug system according to claim 1, it is characterised in that the interface set on each slot includes： Power interface, input/output interface, serial line interface, parallel interface.
- 6. Anti-misplug system according to claim 5, it is characterised in that there is the electricity of identical voltage on the different slots Source interface is located at same a line.
- 7. Anti-misplug system according to claim 1, it is characterised in that the attribute information of second sub-circuit board includes At least one of following information：The date of manufacture of hardware version, software version and the sub-circuit board.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344015.3A CN107341064B (en) | 2017-05-16 | 2017-05-16 | Anti-misplug system based on sub circuit board of vehicle variable flow control unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344015.3A CN107341064B (en) | 2017-05-16 | 2017-05-16 | Anti-misplug system based on sub circuit board of vehicle variable flow control unit |
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| CN107341064B CN107341064B (en) | 2021-02-23 |
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| CN201710344015.3A Active CN107341064B (en) | 2017-05-16 | 2017-05-16 | Anti-misplug system based on sub circuit board of vehicle variable flow control unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108304284A (en) * | 2018-01-05 | 2018-07-20 | 海信容声(广东)冰箱有限公司 | A kind of circuit board and its anti-misconnection method and electronic equipment |
| CN116541895A (en) * | 2023-06-20 | 2023-08-04 | 荣耀终端有限公司 | Circuit board detection method, electronic device and chip system |
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| CN2586260Y (en) * | 2002-10-31 | 2003-11-12 | 深圳市中兴通讯股份有限公司 | Device for preventing error plugging of printed circuit board |
| CN101673237A (en) * | 2009-09-02 | 2010-03-17 | 太仓市同维电子有限公司 | Network type method for debugging starting procedure |
| CN101986279A (en) * | 2010-11-17 | 2011-03-16 | 许继集团有限公司 | Board card test system |
| CN104317694A (en) * | 2014-10-31 | 2015-01-28 | 上海原动力通信科技有限公司 | Whole machine testing method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2586260Y (en) * | 2002-10-31 | 2003-11-12 | 深圳市中兴通讯股份有限公司 | Device for preventing error plugging of printed circuit board |
| CN101673237A (en) * | 2009-09-02 | 2010-03-17 | 太仓市同维电子有限公司 | Network type method for debugging starting procedure |
| CN101986279A (en) * | 2010-11-17 | 2011-03-16 | 许继集团有限公司 | Board card test system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108304284A (en) * | 2018-01-05 | 2018-07-20 | 海信容声(广东)冰箱有限公司 | A kind of circuit board and its anti-misconnection method and electronic equipment |
| CN116541895A (en) * | 2023-06-20 | 2023-08-04 | 荣耀终端有限公司 | Circuit board detection method, electronic device and chip system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107341064B (en) | 2021-02-23 |
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