CN221042890U - CAN field bus acquisition card of PMC specification - Google Patents
CAN field bus acquisition card of PMC specification Download PDFInfo
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- CN221042890U CN221042890U CN202323028480.6U CN202323028480U CN221042890U CN 221042890 U CN221042890 U CN 221042890U CN 202323028480 U CN202323028480 U CN 202323028480U CN 221042890 U CN221042890 U CN 221042890U
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- 238000002955 isolation Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
In order to solve the current requirements of the related field, the utility model provides a CAN field bus acquisition card with PMC specification. The acquisition card integrates a plurality of CAN channels. The design is PMC specification, CAN be applied to all PMC interfaces, and supports CAN signals of the front-out connector. The CAN field bus acquisition card of the PMC specification comprises: the device comprises a connector, a CAN transceiver, a power isolation module, a CAN controller, a complex programmable logic device, a PCIe-to-PCI bridge chip module, a PCI signal interface and a PMC interface.
Description
Technical Field
The utility model provides a solution of PMC specification for current and future field bus application, and can be applied to the fields of network simulation, measurement equipment, vehicle internal test and unmanned aerial vehicle test. The CAN bus used is a field bus, in particular to a CAN field bus acquisition card with PMC specification.
Background
Fieldbus, an industrial data bus that has been developed rapidly in recent years, mainly solves the problems of digital communication between intelligent instruments, controllers, field devices of actuators and information transfer between these Field control devices and advanced control systems in industrial fields. It is an industrial data bus, which is the bottom data communication network in the automation field.
The CAN bus technology is totally called as a Controller Area network bus technology, and the upper limit of the CAN bus communication wave-holding rate is 1Mbps. The CAN bus protocol is authenticated by the international standardization organization, the technology is mature, the controlled chip is commercialized, and the method is suitable for data communication between distributed measurement and control systems.
The fieldbus provides a solution for current and future network simulations, measurement equipment, vehicle internal testing, and drone testing. Therefore, the method has good application and research prospects.
Disclosure of Invention
In order to solve the current requirements of the related field, the utility model provides a CAN field bus acquisition card with PMC specification. The acquisition card integrates a plurality of CAN channels. The design is PMC specification, CAN be applied to all PMC interfaces, and supports CAN signals of the front-out connector.
The CAN field bus acquisition card of the PMC specification comprises: the device comprises a connector, a CAN transceiver, a power isolation module, a CAN controller, a complex programmable logic device, a PCIe-to-PCI bridge chip module, a PCI signal interface and a PMC interface;
The connector is connected with the CAN transceiver and used for providing forward CAN signal acquisition for the CAN field bus acquisition card with the PMC specification;
The CAN transceiver is connected with the connector, the power isolation module, the CAN controller and the PMC interface, and is mainly used for transmitting CAN signals to the CAN controller and receiving data transmitted from the CAN controller;
The power isolation module is connected with the CAN transceiver and used for isolating an input power supply;
The CAN controller is connected with the complex programmable logic device and the CAN transceiver, and is used for receiving data sent by the complex programmable logic device, processing the data and transmitting the processed data to the CAN transceiver, receiving the data of the CAN transceiver and transmitting the data to the complex programmable logic device;
the complex programmable logic device is connected with the PCIe-to-PCI bridge chip module and the CAN controller, processes data and sends the data to the CAN controller;
The PCIe-to-PCI bridge chip module is connected with the complex programmable logic device and the PCI signal interface to realize conversion of PCIe signals and PCI signals;
The PCI signal interface is connected with a PCIe-to-PCI bridge chip module to realize acquisition of PCI signals;
The PMC interface is connected with the CAN transceiver and used for supporting the collection and power input of the CAN signal.
The CAN field bus acquisition card of the PMC specification comprises: 2 CAN channels are integrated, and each channel is independently configured as a CAN bus signal acquisition function; each channel independently supports 11bit and 29bitCAN identifiers, CAN2.0b protocol, CAN baud rate support upper limit of 1Mbps, 64Byte extended receive buffer function.
The beneficial effects of the utility model are as follows: a CAN field bus acquisition card of a PMC specification makes up for the lack of a use scheme of the CAN field bus signal PMC specification acquisition card on the market. And meanwhile, the on-board front-out connector is supported to collect CAN bus signals.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a block diagram showing a CAN field bus acquisition card of PMC specification
Description of the embodiments
As shown in fig. 1, the present utility model provides a structural block diagram of a CAN field bus acquisition card with PMC specification.
The CAN field bus acquisition card of the PMC specification comprises: the device comprises a connector 1, a CAN transceiver 2, a power isolation module 3, a CAN controller 4, a complex programmable logic device 5, a PCIe-to-PCI bridge chip module 6, a PCI signal interface 7 and a PMC interface 8;
The connector 1 is connected with the CAN transceiver 2 and used for providing forward CAN signal acquisition for the CAN field bus acquisition card with one PMC specification;
The CAN transceiver 2 is connected with the connector 1, the power isolation module 3, the CAN controller 4 and the PMC interface 8, and mainly realizes the transmission of CAN signals to the CAN controller 4 and the reception of data transmitted from the CAN controller 4;
The power isolation module 3 is connected with the CAN transceiver 2 and used for isolating an input power supply;
The CAN controller 4 is connected with the complex programmable logic device 5 and the CAN transceiver 2, and is used for receiving data sent by the complex programmable logic device 5, processing the data and transmitting the processed data to the CAN transceiver 2, and receiving the data of the CAN transceiver 2 and transmitting the data to the complex programmable logic device 5;
the complex programmable logic device 5 is connected with the PCIe-to-PCI bridge chip module 6 and the CAN controller 4, processes data and sends the data to the CAN controller 4;
The PCIe-to-PCI bridge chip module 6 is connected with the complex programmable logic device 5 and the PCI signal interface 7 to realize conversion of PCIe signals and PCI signals;
The PCI signal interface 7 is connected with the PCIe-to-PCI bridge chip module 6 to realize acquisition of PCI signals;
And the PMC interface 8 is connected with the CAN transceiver 2 and supports the collection and power input of the CAN signal.
The CAN field bus acquisition card of the PMC specification comprises: 2 CAN channels are integrated, and each channel is independently configured as a CAN bus signal acquisition function; each channel independently supports 11bit and 29bitCAN identifiers, CAN2.0b protocol, CAN baud rate support upper limit of 1Mbps, 64Byte extended receive buffer function.
The beneficial effects of the utility model are as follows: the CAN field bus acquisition card with the PMC specification makes up for the lack of a use scheme of the CAN field bus signal PMC specification acquisition card on the market. And meanwhile, the on-board front-out connector is supported to collect CAN bus signals.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.
Claims (2)
1. The CAN field bus acquisition card of PMC specification is characterized in that:
The CAN field bus acquisition card of the PMC specification comprises: the device comprises a connector, a CAN transceiver, a power isolation module, a CAN controller, a complex programmable logic device, a PCIe-to-PCI bridge chip module, a PCI signal interface and a PMC interface;
The connector is connected with the CAN transceiver and used for providing forward CAN signal acquisition for the CAN field bus acquisition card with the PMC specification;
The CAN transceiver is connected with the connector, the power isolation module, the CAN controller and the PMC interface, and is mainly used for transmitting CAN signals to the CAN controller and receiving data transmitted from the CAN controller;
The power isolation module is connected with the CAN transceiver and used for isolating an input power supply;
The CAN controller is connected with the complex programmable logic device and the CAN transceiver, and is used for receiving data sent by the complex programmable logic device, processing the data and transmitting the processed data to the CAN transceiver, receiving the data of the CAN transceiver and transmitting the data to the complex programmable logic device;
the complex programmable logic device is connected with the PCIe-to-PCI bridge chip module and the CAN controller, processes data and sends the data to the CAN controller;
The PCIe-to-PCI bridge chip module is connected with the complex programmable logic device and the PCI signal interface to realize conversion of PCIe signals and PCI signals;
The PCI signal interface is connected with a PCIe-to-PCI bridge chip module to realize acquisition of PCI signals;
The PMC interface is connected with the CAN transceiver and used for supporting the collection and power input of the CAN signal.
2. The CAN fieldbus acquisition card of PMC specification of claim 1 wherein:
The CAN field bus acquisition card of the PMC specification comprises: 2 CAN channels are integrated, and each channel is independently configured as a CAN bus signal acquisition function; each channel independently supports 11bit and 29bitCAN identifiers, CAN2.0b protocol, CAN baud rate support upper limit of 1Mbps, 64Byte extended receive buffer function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323028480.6U CN221042890U (en) | 2023-11-09 | 2023-11-09 | CAN field bus acquisition card of PMC specification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323028480.6U CN221042890U (en) | 2023-11-09 | 2023-11-09 | CAN field bus acquisition card of PMC specification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221042890U true CN221042890U (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323028480.6U Active CN221042890U (en) | 2023-11-09 | 2023-11-09 | CAN field bus acquisition card of PMC specification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221042890U (en) |
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2023
- 2023-11-09 CN CN202323028480.6U patent/CN221042890U/en active Active
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