CN201751898U - 1553B bus test device - Google Patents
1553B bus test device Download PDFInfo
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- CN201751898U CN201751898U CN2010202455865U CN201020245586U CN201751898U CN 201751898 U CN201751898 U CN 201751898U CN 2010202455865 U CN2010202455865 U CN 2010202455865U CN 201020245586 U CN201020245586 U CN 201020245586U CN 201751898 U CN201751898 U CN 201751898U
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Abstract
A 1553B bus test device comprises a USB (Universal Serial Bus) communication module, a main control module, a 1553B bus interface module and a power module, wherein the USB communication module comprises a USB interface connected with a PC (personnel computer), and the USB communication module is used for realizing the data exchange between test software arranged in the PC and the main control module; the main control module is used for encoding the data downloaded by the test software, or sending error to a 1553B standard device, and decoding and checking the data downloaded by the 1553B standard device for giving the data to the test software; the 1553B bus interface module is used for converting the level of a 1553B bus so as to realize the data exchange between the main control module and the 1553B standard device; and the power module is used for supplying power for the whole device.
Description
[technical field]
The utility model relates to a kind of 1553B bus test equipment.
[background technology]
We know that spaceborne/carrier-borne/airborne equipment is many based on the 1553B bus, and the usable range of 1553B bus will be more and more wider, and therefore, the test of this class of electronic devices (1553B standard device), maintenance just seem and become more and more important.At present, 1553B bus test equipment all is to be used for the 1553B standard device and to be located between the detection software of PC, so that being given to the 1553B standard device by the 1553B bus, correct detection service data moves detection, but 1553B bus test equipment is connected generally based on PCI, ISA interface with PC, because the structure of this class interface, make and use this type of testing apparatus plug to open the case, use inconvenient.Therefore, develop a kind of be user-friendly to, welcome that testing apparatus that volume is light and handy will more and more be subjected to the user.In usual, it all is to have USB interface that people often use electronic product, less in view of the volume of USB interface, and all is corresponding USB interface to be set in place easily be convenient to people electronic product is connected with computer on computers.Therefore, design a kind of USB interface-based 1553B bus test equipment, will bring many convenience to people.
[utility model content]
The purpose of this utility model provides a kind of 1553B bus test equipment, and it is based on USB interface, and volume is less relatively, and is easy to use, and has the function of the error-detecting of makeing mistakes for the data that pass under 1553B standard device injection mistake and the 1553B standard device.
For achieving the above object, the utility model provides following technical scheme:
A kind of 1553B bus test equipment is characterized in that, comprises
The USB communication module, it comprises the USB interface that is connected with PC, is used to realize that detection software and the main control module of being located at PC carry out exchanges data;
Main control module, be used for the data that described detection software passes are down encoded or and inject wrong being given to the 1553B standard device, and will through the data that the 1553B standard device passes down decode and verification to be given to described detection software;
The 1553B bus interface module is used to change the 1553B bus level to realize the exchanges data of described main control module and described 1553B standard device; And
Power module is used for powering to entire equipment.
Described main control module comprises programmable chip, is provided with processor unit in the described programmable chip, is used for the work of inner each module of control chip and each parts of chip exterior; 1553B bus protocol coding/decoding functional module, be used for digital coding or and inject mistake, and with data decode and verification; Sendaisle, be used to set logic with encoded or and inject wrong data and send to described 1553B bus interface module; And receiving cable, be used to set logic and receive the data of biography under the described 1553B bus interface module with to be decoded and verification.
Described main control module also comprises program storage, and it is connected with described programmable chip, is used to store the system program of this equipment; And internal memory, it is connected with described programmable chip, is used for the storage running program.
Described USB communication module comprises interconnective USB interface and USB bridging chip, and described USB bridging chip is connected with described programmable chip, is used to realize the conversion of the parallel data and the USB differential level of Transistor-Transistor Logic level.
Described USB bridging chip adopts the ISP1582 chip.
Described 1553B bus interface module is by interconnective 1553B bus transceiver module and the total line transformer of 1553B, described 1553B bus transceiver module is connected with described programmable chip, and the total line transformer of described 1553B is used for being connected with described 1553B standard device.
Described 1553B bus transceiver adopts HI-1573PSI data collector, described 1553B bus transformer adopting DB2725EX transformer.
By above technical scheme as can be known, the utility model has the USB communication module of USB interface by design, make full use of the convenience of usb bus, the characteristics of plug and play, and volume is less relatively, be easy to carry, designing main control module simultaneously has and artificial injects wrong to be given to the 1553B standard device and the data that the 1553B standard device passes under the 1553B bus are decoded and verification for the 1553B bus, with the occasion of make things convenient for the 1553B standard device to make mistakes time reply, can come out the cause investigation that causes data to be made mistakes in the 1553B bus communication process simultaneously.The utility model can be widely used in being with in the aviation electronics work such as maintenance, test and trouble hunting with the equipment (1553B standard device) of 1553B bus.
[description of drawings]
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is an inner structure block diagram of the present utility model.
[embodiment]
As depicted in figs. 1 and 2, the utility model 1553B bus test equipment comprises USB communication module, main control module, 1553B bus interface module and power module, the USB communication module is connected with main control module respectively with the 1553B bus interface module, and power module is powered to entire equipment.
The USB communication module comprises USB interface and USB bridging chip, and the USB bridging chip is connected with programmable chip in the main control module, and the USB bridging chip is used to realize the conversion of the parallel data and the USB differential level of Transistor-Transistor Logic level.
Main control module comprises programmable chip, program storage and internal memory, and program storage is connected with programmable chip respectively with internal memory; Wherein, establish processor unit, 1553B bus protocol coding/decoding functional module, sendaisle and receiving cable in the programmable chip, processor unit is used for the work of inner each module of control chip and each parts of chip exterior; 1553B bus protocol coding/decoding functional module be used for the digital coding that will PC passes down or and inject mistake, and data decode and verification that the 1553B bus interface module is passed down; Sendaisle be used to set logic with encoded or and inject wrong data and send to described 1553B bus interface module, receiving cable is used to set logic and receives the data of biography described 1553B bus interface module under with to be decoded and verification; Program storage is mainly used in the system program of this equipment of storage; Internal memory is mainly used in the storage running program.
The 1553B bus interface module comprises interconnective 1553B bus transceiver and the total line transformer of 1553B, the 1553B bus transceiver is connected with programmable chip in the main control module, the total line transformer of 1553B is used to realize the output of 1553B standard electric signal, to realize the information transmission of this equipment and 1553B standard device (being detected equipment).
Power module, it is input as+the 12V direct current, and output has+2.5V ,+5V ,+1.2V ,+3.3V direct current is organized output more; Can satisfy the power supply requirement of most of application scenarios.
In the present embodiment, the concrete model of USB bridging chip is ISP1582; Programmable chip adopts fpga chip, and concrete model is CycloneIII EP3C55F484; Program storage adopts the FLASH storer, and concrete model is 39VF040; Internal memory adopts the SRAM storer, and concrete model is IS61LV51216-10TI; The 1553B bus transceiver adopts the HI-1573PSI data collector; 1553B bus transformer adopting DB2725EX pulse transformer.
During the utility model work, its USB interface is connected with PC, the 1553B bus interface module is connected with the 1553B standard device, realize exchanging between 1553B standard device and the detection software of being located at PC, its workflow specifically comprises two flow processs: send datamation flow process and reception datamation flow process.
Send the datamation flow process:
At first operation detects software on PC, by it the relevant parameter of sendaisle is set, the parameter that is provided with comprises mode of operation, the frame period time, information such as automatic retransmitting function, this information is sent to the processor unit of programmable chip by USB interface, processor unit is provided with sendaisle according to the parameter that PC passes down, finish the initialization operation of sendaisle, the user is located at the detection software of PC again by operation then, inject the packet that will send to programmable chip by the USB communication module, this packet is through the coding of 1553B bus protocol coding/decoding functional module, parallel data changes into the serial data that meets the 1553B bus transfer, in cataloged procedure, can inject mistake or not inject mistake packet according to detecting the instruction that passes under the software, import 1553B bus interface module by the transmission logic of setting with the form signal of Transistor-Transistor Logic level by sendaisle again, realize the output of 1553B standard electric signal and through 1553B bus input 1553B standard device through the 1553B bus interface module, whether wrong whether the reaction by observing the 1553B standard device corresponding to the data of input to reach the occasion of reply when detecting 1553B standard device purpose and convenient simulation 1553B standard device and makeing mistakes.
Receive the datamation flow process:
At first on PC, move testing software, by it the relevant parameter of receiving cable is set, the parameter that is provided with comprises the receiving cable mode of operation, the RT address, information such as subaddressing and mode code, this information is sent to programmable chip by the USB communication module, processor unit is provided with receiving cable according to the parameter that PC passes down, finish the initialization operation of receiving cable, then, after the received data of sending from the 1553B standard device (may be correct data/also may be wrong data) realize the conversion of level by the 1553B bus interface module, the 1553B bus protocol coding/decoding functional module that enters programmable chip through receiving cable is decoded, serial data changes into the parallel data that meets the USB interface transmission, simultaneously data are carried out verification, parallel data and check results realize uploading of data by the USB communication module again, and the detection software that PC is located in operation the data in real time of receiving show, if wrong data, can navigate to is the mistake of which class, the mistake that for example is 1553B standard device self causes makeing mistakes of data, or the problem of 1553B bus causes makeing mistakes of data or the like.
The utility model is not limited to the foregoing description, based on simple replacement the foregoing description, that do not make creative work, should belong to the scope that the utility model discloses.
Claims (7)
1. a 1553B bus test equipment is characterized in that, comprises
The USB communication module, it comprises the USB interface that is connected with PC, is used to realize that detection software and the main control module of being located at PC carry out exchanges data;
Main control module, be used for the data that described detection software passes are down encoded or and inject wrong being given to the 1553B standard device, and will through the data that the 1553B standard device passes down decode and verification to be given to described detection software;
The 1553B bus interface module is used to change the 1553B bus level to realize the exchanges data of described main control module and described 1553B standard device; And
Power module is used for powering to entire equipment.
2. 1553B bus test equipment according to claim 1 is characterized in that described main control module comprises programmable chip, is provided with in the described programmable chip
Processor unit is used for the work of inner each module of control chip and each parts of chip exterior;
1553B bus protocol coding/decoding functional module, be used for digital coding or and inject mistake, and with data decode and verification;
Sendaisle, be used to set logic with encoded or and inject wrong data and send to described 1553B bus interface module; And
Receiving cable is used to set logic and receives the data of biography under the described 1553B bus interface module with to be decoded and verification.
3. 1553B bus test equipment according to claim 2 is characterized in that described main control module also comprises
Program storage, it is connected with described programmable chip, is used to store the system program of this equipment; And
Internal memory, it is connected with described programmable chip, is used for the storage running program.
4. 1553B bus test equipment according to claim 2, it is characterized in that, described USB communication module comprises interconnective USB interface and USB bridging chip, described USB bridging chip is connected with described programmable chip, is used to realize the conversion of the parallel data and the USB differential level of Transistor-Transistor Logic level.
5. 1553B bus test equipment according to claim 4 is characterized in that, described USB bridging chip adopts the ISP1582 chip.
6. 1553B bus test equipment according to claim 2, it is characterized in that, described 1553B bus interface module is by interconnective 1553B bus transceiver module and the total line transformer of 1553B, described 1553B bus transceiver module is connected with described programmable chip, and the total line transformer of described 1553B is used for being connected with described 1553B standard device.
7. 1553B bus test equipment according to claim 6 is characterized in that, described 1553B bus transceiver adopts HI-1573PSI data collector, described 1553B bus transformer adopting DB2725EX transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202455865U CN201751898U (en) | 2010-07-01 | 2010-07-01 | 1553B bus test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202455865U CN201751898U (en) | 2010-07-01 | 2010-07-01 | 1553B bus test device |
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| Publication Number | Publication Date |
|---|---|
| CN201751898U true CN201751898U (en) | 2011-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202455865U Expired - Lifetime CN201751898U (en) | 2010-07-01 | 2010-07-01 | 1553B bus test device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306013A (en) * | 2011-04-02 | 2012-01-04 | 中国人民解放军海军航空工程学院 | Portable airplane 1553B bus monitoring system based on universal serial bus (USB) interface and control method for portable airplane 1553B bus monitoring system |
| CN102497375A (en) * | 2011-12-13 | 2012-06-13 | 哈尔滨工业大学 | Nios II soft-core based high-speed 1553B communication equipment simulator on missile |
| CN104460375A (en) * | 2014-11-26 | 2015-03-25 | 北京无线电测量研究所 | Multi-signal generation device and method used for combined grade product debugging |
| CN107329427A (en) * | 2017-06-30 | 2017-11-07 | 中国航空工业集团公司雷华电子技术研究所 | A kind of M П И bus marcos and information recording method and system |
| CN110646723A (en) * | 2018-06-27 | 2020-01-03 | 龙芯中科技术有限公司 | Bus interface test circuit and method |
| CN112363970A (en) * | 2020-10-12 | 2021-02-12 | 合肥准时车间信息科技有限公司 | Design method of intermediate system for multi-equipment communication of semiconductor packaging test factory |
-
2010
- 2010-07-01 CN CN2010202455865U patent/CN201751898U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306013A (en) * | 2011-04-02 | 2012-01-04 | 中国人民解放军海军航空工程学院 | Portable airplane 1553B bus monitoring system based on universal serial bus (USB) interface and control method for portable airplane 1553B bus monitoring system |
| CN102497375A (en) * | 2011-12-13 | 2012-06-13 | 哈尔滨工业大学 | Nios II soft-core based high-speed 1553B communication equipment simulator on missile |
| CN104460375A (en) * | 2014-11-26 | 2015-03-25 | 北京无线电测量研究所 | Multi-signal generation device and method used for combined grade product debugging |
| CN104460375B (en) * | 2014-11-26 | 2017-02-22 | 北京无线电测量研究所 | Multi-signal generation device and method used for combined grade product debugging |
| CN107329427A (en) * | 2017-06-30 | 2017-11-07 | 中国航空工业集团公司雷华电子技术研究所 | A kind of M П И bus marcos and information recording method and system |
| CN110646723A (en) * | 2018-06-27 | 2020-01-03 | 龙芯中科技术有限公司 | Bus interface test circuit and method |
| CN110646723B (en) * | 2018-06-27 | 2021-11-30 | 龙芯中科技术股份有限公司 | Bus interface test circuit and method |
| CN112363970A (en) * | 2020-10-12 | 2021-02-12 | 合肥准时车间信息科技有限公司 | Design method of intermediate system for multi-equipment communication of semiconductor packaging test factory |
| CN112363970B (en) * | 2020-10-12 | 2022-11-29 | 合肥准时车间信息科技有限公司 | Design method of intermediate system for multi-equipment communication of semiconductor packaging test factory |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110223 |