CN203054826U - Bus 1553B test board - Google Patents
Bus 1553B test board Download PDFInfo
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- CN203054826U CN203054826U CN2012206208211U CN201220620821U CN203054826U CN 203054826 U CN203054826 U CN 203054826U CN 2012206208211 U CN2012206208211 U CN 2012206208211U CN 201220620821 U CN201220620821 U CN 201220620821U CN 203054826 U CN203054826 U CN 203054826U
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Abstract
The utility model relates to a bus 1553B test board. The bus 1553B test board is characterized by comprising a USB (Universal Serial Bus) drive module, a 1553B level conversion module and a data processing module, wherein the USB drive module is provided with a USB interface connected with a USB bus of an upper computer and is used for realizing data exchange between detection software of the upper computer and the data processing module, the 1553B level conversion module is used for converting the level of a bus 1553B so as to realize data exchange between the data processing module and the bus 1553B, and the data processing module is connected with the USB drive module and the 1553B level conversion module, receives control instructions from the detection software, sends detection data to the bus 1553B, receives feedback data from the bus 1553B, carries out analytic operation so as to obtain a detection result, and sends the detection result to the detection software of the upper computer. The bus 1553B test board has the advantages of relatively small size, relatively light weight and convenience in use.
Description
[technical field]
The utility model relates to a kind of 1553B bus test plate, be specifically related to a kind of can be for detection of the 1553B bus test plate of 1553B bus protocol and 1553B bus termination functions of the equipments.
[background technology]
Nowadays, the 1553B bus has been widely applied to the aerospace field, has also released total line products of many 1553B, carries out data communication but great majority all are based on bus socket such as CPCI, PXI, ISA, PCI and host computer.Along with science and technology development, the integrated level of integrated circuit is more and more higher, and the volume and weight of same functional module is than all descending widely in the past.And CPCI, PXI, their bus slot such as ISA, PCI all are strips, and it is relative with weight big to take up room.
[utility model content]
The technical problems to be solved in the utility model provides a kind of 1553B bus test plate, and its volume and weight is less relatively and easy to use.
Above-mentioned technical matters solves by the following technical programs:
A kind of 1553B bus test plate is characterized in that, comprising:
The USB driver module, it is provided with the USB interface that is connected with the usb bus of host computer, is used for realizing that detection software and the data processing module of being located at host computer carry out exchanges data;
The 1553B level switch module, will convert data processing module from the data level of 1553B bus to can the recognition data level, or will convert the 1553B bus from the data level of data processing module to can the recognition data level;
Data processing module, it connects USB driver module, 1553B level switch module, reception is sent the detection data from the steering order that detects software and to the 1553B bus, receive feedback data and analyze computing to draw testing result from the 1553B bus then, again testing result is sent to the detection software of host computer.
Described USB driver module comprises that interconnective USB interface and USB interface drive chip, and USB interface drives chip and is connected with data processing module.
The model that USB interface drives chip is the ISP1582 chip.
Also comprise: program storage block, it is connected with data processing module, is used for the system program of storage 1553B bus test plate; Data memory module, it is connected with data processing module, is used for preserving operational data.
Program storage block employing capacity is that 1M, model are the FLASH chip of SST39LF800A, and data memory module employing capacity is that 1M, model are the sram chip of IS62WV51216BLL-55TI.
Data processing module adopts fpga chip, the built-in interconnective S698 processor cores of fpga chip and bus protocol kernel; The S698 processor cores is finished data operation processing capacity and control function; The bus protocol kernel is provided with the 1553B bus protocol, finishes the mutual conversion to usb protocol data and 1553B protocol data, realizes the communication between data processing module and the CAN bus.
The model of described fpga chip is EP3C55F484.
Described 1553B level switch module comprises 1553B bus level conversion chip, transformation coupling mechanism and the 1553B bus interface that connects successively, and 1553B bus level conversion chip connects data processing module.
The model of described 1553B bus level conversion chip is HI-1573.
As seen from the above technical solution, the utility model connects host computer by the USB driver module that is provided with USB interface, take full advantage of the convenience of usb bus, the characteristics of plug and play, volume and weight is less relatively, be easy to carry, feasible attended operation with host computer simultaneously becomes comparatively convenient, thereby is convenient to increase work efficiency; And, also reduced production cost relatively.
[description of drawings]
Fig. 1 is concrete structure block diagram of the present utility model.
[embodiment]
As shown in Figure 1, a kind of 1553B bus test plate comprises data processing module and the 1553B level switch module, USB driver module, program storage block, the data memory module that are connected with data processing module.
The USB driver module comprises that interconnective USB interface and USB interface drive chip, USB interface drives chip and is connected with data processing module, USB interface is used for being connected with the usb bus of the host computer that detects software, USB interface drives the middle bridge that chip is the data double-way transmission of usb bus and data processing module, drive the chip switching levels from the data of usb bus by USB interface and be transferred to data processing module, perhaps the data of sending from data processing module drive the chip switching levels by USB interface and send to usb bus and get on; USB interface drives chip and adopts the ISP1582 chip, supports USB2.0 two kinds of patterns at a high speed/at full speed, and compatible USB1.1 provides parallel interface, is easy to realize being connected with microprocessor.
The 1553B level switch module, will convert data processing module from the data level of 1553B bus to can the recognition data level, or will convert the 1553B bus from the data level of data processing module to can the recognition data level; It comprises that specifically the model that connects successively is 1553B bus level conversion chip, transformation coupling mechanism and the 1553B bus interface of HI-1573, and 1553B bus level conversion chip connects data processing module; Model is that the 1553B bus level conversion chip of HI-1573 is that a two-way reception sends chip, namely can carry out two-way level converting; The transformation coupling mechanism utilizes galvanomagnetic effect, has isolated bus and terminal, can prevent from causing because of a certain terminal fault the paralysis of whole bus network, makes things convenient for the isolation of fault.
Data processing module be used for to receive from usb bus or/and data on the 1553B bus and handling, and the data after will handling sends to usb bus or/and on the 1553B bus; Its model that adopts ALTERA company is the fpga chip of EP3C55F484, built-in interconnective S698 processor cores and bus protocol kernel; The S698 processor cores is finished data operation processing capacity and control function; The bus protocol kernel is provided with the 1553B bus protocol, finishes the mutual conversion to usb bus protocol data and 1553B bus protocol data, realizes the communication between data processing module and the 1553B bus.
Program storage block, for the system program of storage 1553B bus test plate, it adopts capacity is that 1M, model are the FLASH chip of SST39LF800A.
Data memory module is used for preserving operational data, and the employing capacity is that 1M, model are the sram chip of IS62WV51216BLL-55TI.
The application example of above-mentioned 1553B bus test plate:
USB interface by the USB driver module is connected with the usb bus of the host computer that detects software, connects the 1553B bus by the 1553B level switch module; Start host computer and 1553B bus test plate, the output of PC control 1553B bus test plate detects instruction and is given to the 1553B bus, 1553B bus test plate receives feedback data from the 1553B bus, and receive data by data processing module and carry out operational analysis to draw testing result, and feedback is given to host computer, detects 1553B bus protocol and 1553B bus apparatus function thereby finish.
The utility model is not limited to above-described embodiment, based on simple replacement above-described embodiment, that do not make creative work, should belong to the scope that the utility model discloses.
Claims (9)
1. a 1553B bus test plate is characterized in that, comprising:
The USB driver module, it is provided with the USB interface that is connected with the usb bus of host computer, is used for realizing that detection software and the data processing module of being located at host computer carry out exchanges data;
The 1553B level switch module, will convert data processing module from the data level of 1553B bus to can the recognition data level, or will convert the 1553B bus from the data level of data processing module to can the recognition data level;
Data processing module, it connects USB driver module, 1553B level switch module, reception is sent the detection data from the steering order that detects software and to the 1553B bus, receive feedback data and analyze computing to draw testing result from the 1553B bus then, again testing result is sent to the detection software of host computer.
2. a kind of 1553B bus test plate according to claim 1 is characterized in that, described USB driver module comprises that interconnective USB interface and USB interface drive chip, and USB interface drives chip and is connected with data processing module.
3. a kind of 1553B bus test plate according to claim 2 is characterized in that, the model that USB interface drives chip is the ISP1582 chip.
4. a kind of 1553B bus test plate according to claim 1 is characterized in that, also comprises:
Program storage block, it is connected with data processing module, is used for the system program of storage 1553B bus test plate;
Data memory module, it is connected with data processing module, is used for preserving operational data.
5. a kind of 1553B bus test plate according to claim 4, it is characterized in that, program storage block employing capacity is that 1M, model are the FLASH chip of SST39LF800A, and data memory module employing capacity is that 1M, model are the sram chip of IS62WV51216BLL-55TI.
6. a kind of 1553B bus test plate according to claim 1 is characterized in that, data processing module adopts fpga chip, the built-in interconnective S698 processor cores of fpga chip and bus protocol kernel; The S698 processor cores is finished data operation processing capacity and control function; The bus protocol kernel is provided with the 1553B bus protocol, finishes the mutual conversion to usb bus protocol data and 1553B bus protocol data, realizes the communication between data processing module and the 1553B bus.
7. a kind of 1553B bus test plate according to claim 6 is characterized in that the model of described fpga chip is EP3C55F484.
8. a kind of 1553B bus test plate according to claim 1, it is characterized in that, described 1553B level switch module comprises 1553B bus level conversion chip, transformation coupling mechanism and the 1553B bus interface that connects successively, and 1553B bus level conversion chip connects data processing module.
9. a kind of 1553B bus test plate according to claim 8 is characterized in that the model of described 1553B bus level conversion chip is HI-1573.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206208211U CN203054826U (en) | 2012-11-21 | 2012-11-21 | Bus 1553B test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206208211U CN203054826U (en) | 2012-11-21 | 2012-11-21 | Bus 1553B test board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203054826U true CN203054826U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206208211U Expired - Lifetime CN203054826U (en) | 2012-11-21 | 2012-11-21 | Bus 1553B test board |
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| CN (1) | CN203054826U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965133A (en) * | 2015-06-03 | 2015-10-07 | 北京浩正泰吉科技有限公司 | 1553B data bus network test system |
| CN106407150A (en) * | 2016-08-26 | 2017-02-15 | 天津市英贝特航天科技有限公司 | 1553B bus protocol module based on COM-Express |
-
2012
- 2012-11-21 CN CN2012206208211U patent/CN203054826U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965133A (en) * | 2015-06-03 | 2015-10-07 | 北京浩正泰吉科技有限公司 | 1553B data bus network test system |
| CN106407150A (en) * | 2016-08-26 | 2017-02-15 | 天津市英贝特航天科技有限公司 | 1553B bus protocol module based on COM-Express |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |