CN204993408U - 1553B bus communication system based on godson platform - Google Patents
1553B bus communication system based on godson platform Download PDFInfo
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- CN204993408U CN204993408U CN201520542159.6U CN201520542159U CN204993408U CN 204993408 U CN204993408 U CN 204993408U CN 201520542159 U CN201520542159 U CN 201520542159U CN 204993408 U CN204993408 U CN 204993408U
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Abstract
The utility model discloses a 1553B bus communication system based on godson platform belongs to the computer communication field, computer equipment and 1553B communication module based on the godson treater have, computer equipment passes through the CPCI interface with 1553B communication module and links to each other, 1553B communication module includes 1553B bus controller, sets up A, two circuits of B carry out the redundancy, and 1553B communication module and remote terminal's 1553B bus connection, the utility model has the advantages of the real -time is good, reasonable error control measure, and the bus is efficient,.
Description
Technical field
The utility model discloses a kind of communication system, belong to computer communication field, specifically a kind of 1553B bus communication system based on Loongson platform.
Background technology
Communication system has been the general name of the technological system of message transmitting procedure.Modern Communication System mainly realizes in the propagation of free space or the transporting mechanism in guide media by electromagnetic wave, and the former is called wireless communication system, and the latter is called wired communication system.
Along with the develop rapidly of science and technology, people are also more and more higher to QoS requirement, and correctly receive and dispatch, and prevent error communications, be the of paramount importance object of communication, but current communication system are often unsatisfactory in reliability.For this reason, the utility model provides a kind of 1553B bus communication system based on Loongson platform, based on domestic Loongson platform, utilize 1553B bus as the communication system of communication bridge, realize error-disable function, fault tolerance, the detection and positioning of mistake, the isolation of mistake, the correction of mistake, system monitoring and System recover function, and communication efficiency is high, the fields such as aviation, surface car, naval vessels, satellite can be widely used in.
1553B bus is the abbreviation of MIL-STD-1553 bus, is a kind of serial multiplex data bus communication standard that the U.S. issues, the agreement of namely equipment room transmission.1553B bus is a kind of centralized time-division universal serial bus, and its main feature is distribution process, centralized control and real-time response.
Summary of the invention
The utility model is for the deficiency of current communication system in reliability, a kind of 1553B bus communication system based on Loongson platform is provided, there is real-time good, rational error control measure, bus efficiency is high, has the advantage such as command/response and " broadcast " communication modes.
The technical scheme that the utility model adopts is:
Based on a 1553B bus communication system for Loongson platform, have the computer equipment based on Loongson processor and 1553B communication module, described computer equipment is connected by CPCI interface with 1553B communication module; 1553B communication module comprises 1553B bus control unit, arranges A, B two circuits and carries out redundancy, and 1553B communication module is connected with remote terminal by 1553B bus.Computer equipment based on Loongson processor is generally made up of peripheral circuits such as Godson CPU and north and south bridges, can carry out the operations such as initialization by the 1553B module of amendment bios to CPCI interface.
Comprise PCI equipment, FPGA, 1553 transceivers in described 1553B communication module, keep communication connection successively, wherein PCI equipment is connected with cpci bus; 1553 transceivers are connected with 1553B bus by A, B two circuits through over-coupled transformer.
Described communication system is also provided with 1553B bus monitor.
Described remote terminal is mobile unit.
Communication system also can arrange display module, the information data received is used for display, realizes the numerical value display of data, curve display, image display.
The beneficial effects of the utility model are: the utility model provides a kind of 1553B bus communication system based on Loongson platform, communication system is based on domestic host computer Loongson platform, 1553B bus is utilized to carry out data communication, A, B two circuits are adopted to carry out Redundancy Design, when the status word not inquiring remote terminal returns, can automatically switch on another circuit and inquire about, make user's Real-time Obtaining data message, be convenient to promote the use of, the fields such as aviation, surface car, naval vessels, satellite can be applied to.
Accompanying drawing explanation
Fig. 1 the utility model block schematic illustration;
Figure 21 553B communication module block schematic illustration.
Embodiment
With reference to the accompanying drawings, by embodiment, the utility model is further illustrated:
Based on a 1553B bus communication system for Loongson platform, have the computer equipment based on Loongson processor and 1553B communication module, described computer equipment is connected by CPCI interface with 1553B communication module; 1553B communication module comprises 1553B bus control unit, A, B two circuits are set and carry out redundancy, wherein bus control unit performs foundation and log-on data transformation task in bus, PCI equipment, FPGA, 1553 transceivers are comprised in 1553B communication module, keep communication connection successively, wherein PCI equipment is connected with cpci bus; 1553 transceivers are connected with 1553B bus by A, B two circuits through over-coupled transformer;
1553B communication module is connected with remote terminal by 1553B bus, and remote terminal extracts or receives data under bus control unit.Remote terminal can be mobile unit or other user terminals.Computer equipment based on Loongson processor is generally made up of peripheral circuits such as Godson CPU and north and south bridges, can carry out the operations such as initialization by the 1553B module of amendment bios to CPCI interface.
Above-mentioned communication system also can be provided with 1553B bus monitor.Information transmission on controlling bus, record to complete the data source in bus and analyze, itself does not participate in the communication of bus.
Communication system also can arrange display module, the information data received is used for display, realizes the numerical value display of data, curve display, image display.
Claims (4)
1., based on a 1553B bus communication system for Loongson platform, it is characterized in that having the computer equipment based on Loongson processor and 1553B communication module, described computer equipment is connected by CPCI interface with 1553B communication module; 1553B communication module comprises 1553B bus control unit, arranges A, B two circuits and carries out redundancy, and 1553B communication module is connected with remote terminal by 1553B bus.
2. a kind of 1553B bus communication system based on Loongson platform according to claim 1, it is characterized in that comprising PCI equipment, FPGA, 1553 transceivers in described 1553B communication module, keep communication connection successively, wherein PCI equipment is connected with cpci bus; 1553 transceivers are connected with 1553B bus by A, B two circuits through over-coupled transformer.
3. a kind of 1553B bus communication system based on Loongson platform according to claim 1 and 2, is characterized in that described communication system is also provided with 1553B bus monitor.
4. a kind of 1553B bus communication system based on Loongson platform according to claim 3, is characterized in that described remote terminal is mobile unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542159.6U CN204993408U (en) | 2015-07-24 | 2015-07-24 | 1553B bus communication system based on godson platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542159.6U CN204993408U (en) | 2015-07-24 | 2015-07-24 | 1553B bus communication system based on godson platform |
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| CN204993408U true CN204993408U (en) | 2016-01-20 |
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| CN201520542159.6U Active CN204993408U (en) | 2015-07-24 | 2015-07-24 | 1553B bus communication system based on godson platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607551A (en) * | 2016-03-24 | 2016-05-25 | 贵州航天电子科技有限公司 | 1553B bus information redundant electrical control system |
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2015
- 2015-07-24 CN CN201520542159.6U patent/CN204993408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607551A (en) * | 2016-03-24 | 2016-05-25 | 贵州航天电子科技有限公司 | 1553B bus information redundant electrical control system |
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