CN104461799A - Detecting system for board card configuration correctness - Google Patents
Detecting system for board card configuration correctness Download PDFInfo
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- CN104461799A CN104461799A CN201410668074.2A CN201410668074A CN104461799A CN 104461799 A CN104461799 A CN 104461799A CN 201410668074 A CN201410668074 A CN 201410668074A CN 104461799 A CN104461799 A CN 104461799A
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Abstract
The invention discloses a detecting system for board card configuration correctness. Recognition pins of subsidiary board cards are each configured to be suspended or grounded, the recognition pins of the different subsidiary board cards are different in configuration state, each slot position, corresponding to the corresponding recognition pin, of each subsidiary board card slot on a mother board is connected with a pull-up power source through a pull-up resistor, and a master control board card controls a power source control module to supply or interrupt power to all the subsidiary board card slots; the level states of all the slot positions, corresponding to the recognition pins, of all the subsidiary board card slots are read by the master control board, and when the correct subsidiary board card is inserted into one subsidiary board card slot in the mother board, the level states of all the slot positions, corresponding to the recognition pins and obtained by the master control board card, of the subsidiary board card slot are consistent to the default level states. According to the detecting system for board card configuration correctness, it is unnecessary to arrange a processer on the subsidiary board cards, the detecting system is simple in circuit design, flexible and convenient to use and low in cost, the configuration of the subsidiary board cards can be detected before the subsidiary board cards are powered on, and it is ensured that the subsidiary board cards or the system will not be damaged.
Description
Technical field
The present invention relates to detection technique, particularly a kind of board configuration correctness detection system.
Background technology
In industry/safety control system and test macro, general employing standard machine frame carries multiple board.The connector stitch definition of each board is different, if the situation of mispluging, gently then malfunction or damage board is heavy then damage whole system.For avoiding this situation to occur, General Requirements ensures the correctness that board configures before powering on.
The schematic diagram of common a kind of board configuration correctness detection system shown in Fig. 1, comprise in this system master control board card 1, power supply 2, from board 3, core bus 4.After powering on, master control borad 1 conducts interviews to whole board register, does Correctness checking.The method can guarantee the correctness that board configures, but requires also to comprise controller from board 3, and only can detect upon power-up of the system, and now system may be damaged owing to mispluging board.
Another kind of common methods configures discriminating pin respectively at machine frame and board panel place, and when mispluging situation like this, board cannot be inserted on backboard.But this method is not suitable for can the system of mixed insertion, and adds extra operation and cost.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of board configuration correctness detection system, and circuit design is simple, and flexibly and easily, cost is low, and can realize configuration detection before powering on from board, guarantees can not cause from board or system failure.
For solving the problems of the technologies described above, board configuration correctness detection system provided by the invention, comprises from board, motherboard, pull-up resistor, master control board card, energy supply control module;
Described from board, be provided with multidigit identification stitch, everybody identifies that stitch is configured to unsettled or ground connection respectively;
Different from board, it identifies that the configuration status of stitch is different;
Described motherboard, is provided with multiple from board slot;
Described from board slot, each slot corresponding to identification stitch all connects through pull-up resistor draws power supply;
Described energy supply control module, each from board slot power for giving;
Described master control board card, is provided with data input/output interface, and stores corresponding respectively from the acquiescence level state corresponding to each slot identifying stitch of board slot;
Described data input/output interface, identify that each slot of stitch communicates with each from corresponding to of board slot, read respectively from the level state corresponding to each slot identifying stitch of board slot, thus obtain respectively from board slot insert the configuration status of the identification stitch from board;
Described master control board card, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, all consistent to the corresponding each acquiescence level state corresponding to each slot identifying stitch from board slot stored, then output enable signal, makes described energy supply control module to respectively providing working power from board slot; If inconsistent, then described energy supply control module is made to stop to respectively providing electricity from board slot.
Preferably, described master control board card, is provided with pull-up power output interface;
Described pull-up power output interface, for exporting pull-up power supply.
Preferably, described master control board card, adopts CPU module or industrial control system.
Preferably, described master control board card, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, inconsistent to the corresponding each default conditions corresponding to each slot identifying stitch from board slot stored, described energy supply control module is then made to stop to respectively providing electricity from board slot, and the information of output board card configuration error.
Preferably, described energy supply control module, is integrated in power supply.
Preferably, described from board, according to the difference of kind, identify that pin configurations is different figure place.
Preferably, described master control board card, independently-powered or use Power supply before energy supply control module.
Preferably, described master control board card, adopts the master control board card of PXI system;
Described PXI system, exports pull-up power supply supply pull-up resistor;
The data input/output interface of described PXI system connects respectively from each slot corresponding to identification stitch of board slot.
Board configuration correctness detection system of the present invention, under the state when do not power on from board slot (namely not the powering on from board) on motherboard, master control board card namely can to get on motherboard each from board slot insert the configuration status of the identification stitch from board, if configuration is correct, master control board card will make energy supply control module to respectively providing working power from board slot, if configuration error, master control board card then makes energy supply control module stop to respectively providing electricity from board slot, guarantee to be inserted in and motherboard is in power-down state from board, even if like this from board configuration error, owing to not powering on from board, also can not cause from board or system failure.Board of the present invention configuration correctness detection system, does not need processor from board, as long as easy configuration identification stitch on the connectors, identify that pin configurations adopts resistance, simply, flexibly and easily, cost is low for circuit design; And, before powering on from board, realize configuration detection, guarantee can not cause from board or system failure.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, below the accompanying drawing that will use required for the present invention is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of common board configuration correctness detection system schematic diagram;
Fig. 2 is board configuration detecting system one embodiment schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, carry out clear, complete description to the technical scheme in the present invention, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of protection of the invention.
Embodiment one
Board configuration correctness detection system, as shown in Figure 2, comprises from board 3, motherboard 8, pull-up resistor 5, master control board card 1, energy supply control module 4;
Described from board 3, be provided with multidigit identification stitch 6, everybody identifies that stitch 6 is configured to unsettled or ground connection respectively;
Different from board 3, it identifies that the configuration status of stitch 6 is different;
Described motherboard 8, is provided with multiple from board slot;
Described from board slot, correspond to and identify that each slot of stitch 6 is all through pull-up resistor 5 pull-up power supply VCC1;
Described energy supply control module 4, each from board slot power for giving;
Described master control board card 1, is provided with data input/output interface, and stores corresponding respectively from the acquiescence level state corresponding to each slot identifying stitch of board slot;
Described data input/output interface, identify that each slot of stitch 6 communicates with each from corresponding to of board slot, read respectively from the level state corresponding to each slot identifying stitch of board slot, thus obtain respectively from board slot insert the configuration status of the identification stitch 6 from board 3;
Described master control board card 1, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, consistent to the corresponding each acquiescence level state corresponding to each slot identifying stitch from board slot stored, then output enable signal, makes described energy supply control module 4 to respectively providing working power VCC2 from board slot; If inconsistent, then described energy supply control module 4 is made to stop to respectively providing electricity from board slot.
Preferably, described master control board card, is provided with pull-up power output interface;
Described pull-up power output interface, for exporting pull-up power supply VCC1.
Preferably, described master control board card 1, according to the needs of different application, can adopt CPU module or industrial control system.
Preferably, described master control board card 1, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, inconsistent to the corresponding each acquiescence level state corresponding to each slot identifying stitch from board slot stored, described energy supply control module 4 is then made to stop to respectively providing electricity from board slot, and the information of output board card configuration error.
Preferably, described energy supply control module 4, can be integrated in power supply 2.
Preferably, described from board 3, according to the difference of board kind, identify that stitch 6 can be configured to different figure places, mutually to distinguish.
Preferably, described master control board card 1, can be independently-powered or use the power supply 2 before energy supply control module 4 to power.
The board configuration correctness detection system of embodiment one, unsettled or ground connection (high resistant or low) is configured to respectively from everybody identification stitch of board 3, and design ensures different different from the identification pin configurations state of board, each each slot corresponding to identification stitch from board slot on motherboard 8 all connects through pull-up resistor 5 draws power supply VCC1, and master control board card 1 also controls energy supply control module 4 to each from board slot power or power-off; Master control board card 1 reads respectively from the level state corresponding to each slot identifying stitch of board slot by data input/output interface, thus obtain respectively from board slot insert the configuration status of the identification stitch from board, when certain on motherboard 8 is not inserted from board from board slot, being somebody's turn to do of data input/output interface 7 reading of master control board card 1 be ' 1 ' (high level VCC1) from the level state corresponding to each slot identifying stitch of board slot; When on motherboard 8 from board slot insert correct from board time, master control board card 1 get should from the level state corresponding to each slot identifying stitch of board slot and storage should consistent from the acquiescence level state corresponding to each slot identifying stitch of board slot (namely with insert from the configuration status of the identification stitch of board consistent); When on motherboard 8 is from board slot inserting error board, master control board card 1 get should from board slot correspond to level state and the storage of each slot identifying stitch should inconsistent from the acquiescence level state corresponding to each slot identifying stitch of board slot (namely with insert from the configuration status of the identification stitch of board inconsistent).Thus, under the state when do not power on from board slot (namely not the powering on from board 3) on motherboard 8, master control board card 1 namely can to get on motherboard 8 each from board slot insert the configuration status of the identification stitch from board, if configuration is correct, master control board card 1 will make energy supply control module 4 to respectively providing working power VCC2 from board slot, if configuration error, master control board card 1 makes energy supply control module 4 stop to respectively providing electricity from board slot, guarantee to be inserted in and motherboard 8 is in power-down state from board 3, even if like this from board 3 configuration error, owing to not powering on from board 3, also can not cause from board or system failure.
The board configuration correctness detection system of embodiment one, does not need processor from board, as long as easy configuration identification stitch on the connectors, identify that pin configurations adopts resistance, simply, flexibly and easily, cost is low for circuit design; And, before powering on from board, realize configuration detection, guarantee can not cause from board or system failure.
Embodiment two
Based on the board configuration correctness detection system of embodiment one, described master control board card 1, adopt PXI (PCI eXtensions for Instrumentation, PCI towards instrument system expands) master control board card of system, PXI system is a kind of measurement and robotization platform of a kind of Based PC issued by NI company;
Described PXI system, exports pull-up power supply VCC1 and supplies pull-up resistor 5;
The data input/output interface of described PXI system connects respectively from each slot corresponding to identification stitch of board slot, realizes the configuration status collection of the identification stitch from board.
When the board configuration correctness detection system of embodiment two works, first the master control board card of PXI system will turn off respectively from the working power VCC2 of board slot, and the configuration status obtained from the identification stitch of board, if configuration is correct, enable energy supply control module is respectively open working power VCC2 from board slot, otherwise keep each from board power off slot state, and by the information reporting of board configuration error out.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (8)
1. a board configuration correctness detection system, is characterized in that, comprise from board, motherboard, pull-up resistor, master control board card, energy supply control module;
Described from board, be provided with multidigit identification stitch, everybody identifies that stitch is configured to unsettled or ground connection respectively;
Different from board, it identifies that the configuration status of stitch is different;
Described motherboard, is provided with multiple from board slot;
Described from board slot, each slot corresponding to identification stitch all connects through pull-up resistor draws power supply;
Described energy supply control module, each from board slot power for giving;
Described master control board card, is provided with data input/output interface, and stores corresponding respectively from the acquiescence level state corresponding to each slot identifying stitch of board slot;
Described data input/output interface, identify that each slot of stitch communicates with each from corresponding to of board slot, read respectively from the level state corresponding to each slot identifying stitch of board slot, thus obtain respectively from board slot insert the configuration status of the identification stitch from board;
Described master control board card, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, all consistent to the corresponding each acquiescence level state corresponding to each slot identifying stitch from board slot stored, then output enable signal, makes described energy supply control module to respectively providing working power from board slot; If inconsistent, then described energy supply control module is made to stop to respectively providing electricity from board slot.
2. board configuration correctness detection system according to claim 1, is characterized in that,
Described master control board card, is provided with pull-up power output interface;
Described pull-up power output interface, for exporting pull-up power supply.
3. board configuration correctness detection system according to claim 1, is characterized in that,
Described master control board card, adopts CPU module or industrial control system.
4. board configuration correctness detection system according to claim 1, is characterized in that,
Described master control board card, if each level state corresponding to each slot identifying stitch from board slot that described data input/output interface reads, inconsistent to the corresponding each default conditions corresponding to each slot identifying stitch from board slot stored, described energy supply control module is then made to stop to respectively providing electricity from board slot, and the information of output board card configuration error.
5. board configuration correctness detection system according to claim 1, is characterized in that,
Described energy supply control module, is integrated in power supply.
6. board configuration correctness detection system according to claim 1, is characterized in that,
Described from board, according to the difference of kind, identify that pin configurations is different figure place.
7. board configuration correctness detection system according to claim 1, is characterized in that,
Described master control board card, independently-powered or use Power supply before energy supply control module.
8. board configuration correctness detection system according to claim 1, is characterized in that,
Described master control board card, adopts the master control board card of PXI system;
Described PXI system, exports pull-up power supply supply pull-up resistor;
The data input/output interface of described PXI system connects respectively from each slot corresponding to identification stitch of board slot.
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| CN201410668074.2A CN104461799B (en) | 2014-11-20 | 2014-11-20 | Board configures correctness detecting system |
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| CN201410668074.2A CN104461799B (en) | 2014-11-20 | 2014-11-20 | Board configures correctness detecting system |
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| CN106897182A (en) * | 2015-12-18 | 2017-06-27 | 技嘉科技股份有限公司 | Measurement tool |
| CN107632566A (en) * | 2017-09-19 | 2018-01-26 | 新华三技术有限公司 | A kind of board identification device, method and the network equipment |
| CN108509357A (en) * | 2018-03-29 | 2018-09-07 | 新华三技术有限公司 | Board identification device, method and communication equipment |
| CN109683013A (en) * | 2019-01-09 | 2019-04-26 | 珠海许继电气有限公司 | Electric simulation amount acquisition device and impedance self-adaptive numerical compensation system and method |
| CN109946520A (en) * | 2017-12-20 | 2019-06-28 | 展讯通信（上海）有限公司 | Products configuration identifying system and method |
| CN110033743A (en) * | 2017-12-20 | 2019-07-19 | 精工爱普生株式会社 | Image display device and its control method |
| CN110515866A (en) * | 2019-08-09 | 2019-11-29 | 苏州浪潮智能科技有限公司 | Board, mainboard, board identification system and method to be identified |
| CN113885672A (en) * | 2021-10-26 | 2022-01-04 | 广东安朴电力技术有限公司 | Case board card configuration method and system and MMC system control and protection case |
| CN116500506A (en) * | 2023-06-25 | 2023-07-28 | 新华三信息技术有限公司 | Cable wiring relation detection method and device |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106897182A (en) * | 2015-12-18 | 2017-06-27 | 技嘉科技股份有限公司 | Measurement tool |
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| CN107632566A (en) * | 2017-09-19 | 2018-01-26 | 新华三技术有限公司 | A kind of board identification device, method and the network equipment |
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| CN109946520A (en) * | 2017-12-20 | 2019-06-28 | 展讯通信（上海）有限公司 | Products configuration identifying system and method |
| CN110033743A (en) * | 2017-12-20 | 2019-07-19 | 精工爱普生株式会社 | Image display device and its control method |
| CN108509357A (en) * | 2018-03-29 | 2018-09-07 | 新华三技术有限公司 | Board identification device, method and communication equipment |
| CN109683013A (en) * | 2019-01-09 | 2019-04-26 | 珠海许继电气有限公司 | Electric simulation amount acquisition device and impedance self-adaptive numerical compensation system and method |
| CN110515866A (en) * | 2019-08-09 | 2019-11-29 | 苏州浪潮智能科技有限公司 | Board, mainboard, board identification system and method to be identified |
| CN113885672A (en) * | 2021-10-26 | 2022-01-04 | 广东安朴电力技术有限公司 | Case board card configuration method and system and MMC system control and protection case |
| CN113885672B (en) * | 2021-10-26 | 2024-04-16 | 广东安朴电力技术有限公司 | Case board card configuration method, system and MMC system control and protection case |
| CN116500506A (en) * | 2023-06-25 | 2023-07-28 | 新华三信息技术有限公司 | Cable wiring relation detection method and device |
| CN116500506B (en) * | 2023-06-25 | 2023-09-19 | 新华三信息技术有限公司 | Cable wiring relation detection method and device |
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