CN202602681U - A GNSS data converting board device used for ARINC429 communication - Google Patents
A GNSS data converting board device used for ARINC429 communication Download PDFInfo
- Publication number
- CN202602681U CN202602681U CN 201220133235 CN201220133235U CN202602681U CN 202602681 U CN202602681 U CN 202602681U CN 201220133235 CN201220133235 CN 201220133235 CN 201220133235 U CN201220133235 U CN 201220133235U CN 202602681 U CN202602681 U CN 202602681U
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- China
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- arinc429
- gnss
- circuit board
- integrated circuit
- input
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a GNSS data converting board device used for ARINC429 communication. The device comprises a MCU module, two ARINC429 protocol processing chips, two timers, a PPS processing module, and a corresponding power supply module. The MCU module is connected with the input ends of the ARINC429 protocol processing chips through the input ends of state signals, the output ends of control signals, and SPI interfaces, and is connected with the input end of a GNSS board through a serial port. The output end of the GNSS board is connected with the input end of the PPS processing module. The device has a circuit with simple structure and a circuit board with low processing cost and supports two stages adjustable rate, while achieving support to different GNSS receivers and satisfying requirement of user-established protocols through firmware update without unchanged hardware. The device supports an IAP function and prevents disassembly when updating firmware, increasing flexibility of the board device.
Description
Technical field
The utility model belongs to the communications field, relates to data transaction integrated circuit board device, especially a kind of GNSS data transaction integrated circuit board device that is used for the ARINC429 communication.
Background technology
ARINC429 digital information transmission standard is one of frequently-used data message transmission standard between the airborne equipment; Use very extensively in China's Aviation Industry department at present, bulk information high-speed transfer between system and system, system and parts all adopts airborne ARINC429 data/address bus.And the GNSS receiver also begins to be used for air line owing to its low cost, high-precision location, and for the locator data that solves GNSS is used for existing aerospace parts, the location that need solve GNSS goes to the problem of ARINC429.
The utility model content
The purpose of the utility model is to address the above problem; A kind of GNSS data transaction integrated circuit board device of the ARINC429 of being used for communication is provided; This integrated circuit board device circuit is simple in structure, the circuit board processing cost is low, supports the rate adjusted of ARINC429, is supported in hardware and does not do under the situation of change; Accomplish the support of different GNSS receivers and the demand that the visitor is made agreement through firmware updating, have very strong versatility.
The purpose of the utility model solves through following technical scheme:
The GNSS data transaction integrated circuit board device of this ARINC429 of being used for communication comprises MCU module, two ARINC429 protocol processes chips, two timers, PPS processing module and corresponding power modules; Said MCU module links to each other with the input of SPI interface with ARINC429 protocol processes chip through status signal input, control signal output ends; Said MCU module links to each other with the input of GNSS integrated circuit board through serial ports, and the output of GNSS integrated circuit board links to each other with the input of PPS processing module;
The output of above-mentioned PPS processing module is connected with external equipment.
The input of above-mentioned ARINC429 protocol processes chip with link to each other with timer.
Above-mentioned MCU module links to each other with PC or external equipment through serial ports.
Above-mentioned ARINC429 protocol processes chip links to each other with external equipment with the signal transmitting terminal through signal receiving end.
This device circuit is simple in structure, the circuit board processing cost is low; Support the two-stage rate adjusted of ARINC429; Be supported in hardware and do not do under the situation of change, accomplish the support of different GNSS receivers and the demand that the visitor is made agreement, have very strong versatility through firmware updating.This device is supported the IAP function, and the MCU firmware design is divided into BOOT district and APP district, and firmware updating need not torn machine open, can realize the firmware through BOOT upgrading APP district through the serial ports that connects host computer, increases the flexibility of integrated circuit board device.
Description of drawings
Fig. 1 is the integral module figure of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
Referring to Fig. 1, the GNSS data transaction integrated circuit board device of this ARINC429 of being used for communication comprises MCU module, two ARINC429 protocol processes chips, two timers, PPS processing module and corresponding power modules; Said MCU module links to each other with the input of SPI interface with ARINC429 protocol processes chip through status signal input, control signal output ends; Accomplish that Bus Speed configuration, check digit setting, ID to the ARINC429 chip is provided with, filtration is provided with etc. through the SPI interface, and the read-write of transceive data, buffer memory etc.; Said MCU module links to each other with the input of GNSS integrated circuit board through serial ports.The input of ARINC429 protocol processes chip links to each other with timer.MCU has firmware in this device, and the MCU chip is realized identification, initial configuration etc. to the GNSS integrated circuit board through serial ports; Firmware support simultaneously through host computer serial port setting ARINC429 Bus Speed, check GNSS dash receiver positioning states etc.; After receiving the GNSS data, it is pressed ARINC429 standard package, and send through the ARINC429 chip.The output of GNSS integrated circuit board links to each other with the input of PPS processing module;
The utility model in actual use, the output of PPS processing module is connected with external equipment; The MCU module links to each other with PC or external equipment through serial ports.ARINC429 protocol processes chip links to each other with external equipment with the signal transmitting terminal through signal receiving end.
Claims (5)
1. a GNSS data transaction integrated circuit board device that is used for the ARINC429 communication is characterized in that: comprise MCU module, two ARINC429 protocol processes chips, two timers, PPS processing module and corresponding power modules; Said MCU module links to each other with the input of SPI interface with ARINC429 protocol processes chip through status signal input, control signal output ends; Said MCU module links to each other with the input of GNSS integrated circuit board through serial ports, and the output of GNSS integrated circuit board links to each other with the input of PPS processing module.
2. the GNSS data transaction integrated circuit board device that is used for the ARINC429 communication according to claim 1, it is characterized in that: the output of described PPS processing module is connected with external equipment.
3. the GNSS data transaction integrated circuit board device that is used for the ARINC429 communication according to claim 1 is characterized in that: the input of described ARINC429 protocol processes chip with link to each other with timer.
4. the GNSS data transaction integrated circuit board device that is used for the ARINC429 communication according to claim 1 is characterized in that: described MCU module links to each other with PC or external equipment through serial ports.
5. the GNSS data transaction integrated circuit board device that is used for the ARINC429 communication according to claim 1 is characterized in that: described ARINC429 protocol processes chip links to each other with external equipment with the signal transmitting terminal through signal receiving end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220133235 CN202602681U (en) | 2012-04-01 | 2012-04-01 | A GNSS data converting board device used for ARINC429 communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220133235 CN202602681U (en) | 2012-04-01 | 2012-04-01 | A GNSS data converting board device used for ARINC429 communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202602681U true CN202602681U (en) | 2012-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220133235 Expired - Fee Related CN202602681U (en) | 2012-04-01 | 2012-04-01 | A GNSS data converting board device used for ARINC429 communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202602681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729216A (en) * | 2013-12-20 | 2014-04-16 | 江苏锐天信息科技有限公司 | ARINC429 board data input/output method |
-
2012
- 2012-04-01 CN CN 201220133235 patent/CN202602681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729216A (en) * | 2013-12-20 | 2014-04-16 | 江苏锐天信息科技有限公司 | ARINC429 board data input/output method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150401 |
|
| EXPY | Termination of patent right or utility model |