Aviation ARINC629 communication board card
By designing an aviation ARINC629 communication board including input circuit module, interface circuit module, output circuit module and peripheral circuit module, the problem of lack of self-developed communication board in China is solved, and the conversion and processing of ARINC629 signals is realized, which simplifies the communication implementation of the aviation industry, improves work efficiency and reduces costs.
Patent Information
- Application Number
- CN202421414942.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-20
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-06-20
AI Technical Summary
There is a lack of repair stations in China that have the ability to maintain computers on-board display management, and the lack of self-developed aviation ARINC629 communication boards in the existing technology, resulting in the need to rely on a dedicated automatic testing platform for testing.
An aviation ARINC629 communication board is designed, including an input circuit module, an interface circuit module, an output circuit module and a peripheral circuit module. Through the connection and preferred design of these modules, the conversion and processing of ARINC629 signals are realized.
This board can realize the reception and transmission of ARINC629 signals, simplifying the communication implementation of the aviation industry in subsequent projects, shortening the R&D cycle, improving work efficiency, and reducing R&D costs.
Smart Images
Figure CN222691726U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of communication boards, in particular to an aviation ARINC629 communication board. Background Art
[0002] At present, except for the foreign original manufacturer THALES, there are almost no maintenance stations in China that have the ability to repair airborne display management computers, and there are very few inventions about airborne display management computers. The test in the manual of the display management computer is an automatic test based on a dedicated automatic test platform, and before the test, it is necessary to load specific test software to the parts through the ARINC 629 board. To implement the test, a dedicated ARINC 629 communication board is required. Due to the special nature of the test, it is necessary to develop an aviation ARINC629 communication board. Utility Model Content
[0003] The utility model aims to provide an aviation ARINC629 communication board card, so as to solve the above-mentioned problems existing in the prior art.
[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
[0005] An aviation ARINC629 communication board comprises an input circuit module, wherein the input circuit module is provided with an input circuit connection inlet and an input circuit connection outlet;
[0006] An interface circuit module, on which a first interface circuit input port, a second interface circuit input port and an interface circuit output port are provided;
[0007] An output circuit module, on which a first output circuit input port and a second output circuit input port are provided;
[0008] A peripheral circuit module, on which a first peripheral circuit input port, a second peripheral circuit input port and a third peripheral circuit input port are provided;
[0009] The input circuit connection inlet is connected to the first peripheral circuit input port;
[0010] The input circuit connection outlet is connected to the first interface circuit input port;
[0011] The second interface circuit input port of the interface circuit module is connected to the third peripheral circuit input port of the peripheral circuit module;
[0012] The interface circuit output port of the interface circuit module is connected to the first output circuit input port of the output circuit module;
[0013] The second output circuit input port of the output circuit module is connected to the second peripheral circuit input port of the peripheral circuit module.
[0014] Preferably, the input circuit module is used to convert the ARINC629 signal sent by the component to be tested into a TTL signal that can be processed by the FPGA chip.
[0015] Preferably, the input circuit module includes: a transformer T1 and a transformer T2.
[0016] Preferably, the output circuit module includes a MAX4147 comparator, a transformer T3 and a transformer T4.
[0017] Preferably, the output circuit module is used to convert the data signal to be loaded into the component to be tested into an ARINC629 signal.
[0018] Preferably, the interface circuit module is used to connect to the FPGA chip and convert into a TTL signal that can be processed by the FPGA.
[0019] Preferably, the interface circuit module includes: a register.
[0020] Preferably, the peripheral circuit module is used to provide working power conversion, WLAN interface and external connection terminal for the overall circuit.
[0021] The beneficial effects of the utility model are:
[0022] The utility model discloses an aviation ARINC629 communication board card, comprising an input circuit module, the input circuit module is provided with an input circuit connection inlet and an input circuit connection outlet; an interface circuit module is provided with a first interface circuit input port, a second interface circuit input port and an interface circuit output port; an output circuit module is provided with a first output circuit input port and a second output circuit input port; a peripheral circuit module is provided with a first peripheral circuit input port, a second peripheral circuit input port and a third peripheral circuit input port; through the utility model, the aviation industry can directly use the board card to realize communication in subsequent projects that need to use ARINC629 protocol communication, without spending a lot of time on similar research and development, shortening the research and development cycle and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 This is a structural schematic diagram of an aviation ARINC629 communication board of the utility model;
[0024] Figure 2 This is a working principle diagram of an aviation ARINC629 communication board card of the utility model;
[0025] Figure 3 This is a schematic diagram of the amplified structure of an input circuit module of an aviation ARINC629 communication board of the utility model;
[0026] Figure 4 This is a schematic diagram of the enlarged structure of an interface circuit module of an aviation ARINC629 communication board of the utility model;
[0027] Figure 5 This is an enlarged structural schematic diagram of a power filter module of an aviation ARINC629 communication board of the utility model;
[0028] Figure 6 This is an enlarged structural schematic diagram of an output circuit module of an aviation ARINC629 communication board of the utility model;
[0029] Figure 7 It is an enlarged structural schematic diagram of a peripheral circuit connector of an aviation ARINC629 communication board card of the utility model;
[0030] Figure 8 The utility model is a schematic diagram of an amplified structure of a peripheral circuit module of an aviation ARINC629 communication board.
[0031] In the accompanying drawings, 1. input circuit connection inlet; 2. input circuit connection outlet; 3. first interface circuit input port; 4. interface circuit output port; 5. first output circuit input port; 6. second output circuit input port; 7. first peripheral circuit input port; 8. second peripheral circuit input port; 9. third peripheral circuit input port; 10. second interface circuit input port. DETAILED DESCRIPTION
[0032] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation methods described here are only used to explain the utility model and are not used to limit the utility model.
[0033] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 ,and Figure 8An aviation ARINC629 communication board shown includes an input circuit module, which is provided with an input circuit connection inlet 1 and an input circuit connection outlet 2. An interface circuit module is provided with a first interface circuit input port 3, a second interface circuit input port 10 and an interface circuit output port 4. An output circuit module is provided with a first output circuit input port 5 and a second output circuit input port 6. A peripheral circuit module is provided with a first peripheral circuit input port 7, a second peripheral circuit input port 8 and a third peripheral circuit input port 9. The input circuit connection inlet 1 is connected to the first peripheral circuit input port 7. The input circuit connection outlet 2 is connected to the first interface circuit input port 3. The second interface circuit input port 10 of the interface circuit module is connected to the third peripheral circuit input port 9 of the peripheral circuit module. The interface circuit output port 4 of the interface circuit module is connected to the first output circuit input port 5 of the output circuit module. The second output circuit input port 6 of the output circuit module is connected to the second peripheral circuit input port 8 of the peripheral circuit module.
[0034] Preferably, the input circuit module is used to convert the ARINC629 signal sent by the component to be tested into a TTL signal that can be processed by the FPGA chip.
[0035] Preferably, the input circuit module includes: a transformer T1 and a transformer T2.
[0036] In this embodiment, the input ARINC 629 signal line is converted into voltage through transformers T1 and T2, filtered through capacitors, and the input signal is converted using a MAX999 high-speed comparator to finally output a TTL signal.
[0037] Preferably, the output circuit module includes a MAX4147 comparator, a transformer T3 and a transformer T4.
[0038] Preferably, the output circuit module is used to convert the data signal to be loaded into the component to be tested into an ARINC629 signal.
[0039] In this embodiment, the TTL signal input by the interface circuit is converted into an ARINC 629 signal through a MAX4147 comparator, and a voltage conversion is performed through transformers T3 and T4 to output a standard ARINC 629 signal, which is then filtered through a capacitor.
[0040] Preferably, the interface circuit module is used to connect to the FPGA chip and convert into a TTL signal that can be processed by the FPGA.
[0041] Preferably, the interface circuit module includes: a register. It should be noted that the conversion between the FPGA signal and the ARINC 629 signal is performed through the 74LVTH16652 low-voltage 16-bit transceiver / register.
[0042] Preferably, the peripheral circuit module is used to provide working power conversion, WLAN interface and external connection terminal for the overall circuit.
[0043] In this embodiment, the ARINC 629 communication board can realize the reception and transmission of ARINC 629 signals. When receiving the signal, the ARINC 629 signal sent by the part to be tested is converted into a TTL signal that can be processed by a single-chip microcomputer or an FPGA chip, so as to facilitate data processing. When sending the signal, the data signal to be loaded into the part to be tested is converted into an ARINC 629 signal, and communicates with the ARINC 629 port of the part. The ARINC 629 communication board is designed with a WLAN communication interface, which is connected to the WLAN interface circuit board designed and manufactured previously, and finally completes the ARINC 629 communication board that matches the automatic test instrument of the part.
[0044] By adopting the above technical solution disclosed in the utility model, the following beneficial effects are obtained:
[0045] ARINC629 protocol is a widely used communication protocol in the aviation industry. ARINC629 boards are used in many projects, so that subsequent projects that need to use ARINC629 protocol communication can directly use this board to achieve communication, without spending a lot of time on similar research and development, shortening the research and development cycle and improving work efficiency. Most of the ARINC629 boards on the market are manufactured by foreign manufacturers, with high prices and long delivery cycles. The development of this board has reduced the research and development costs of a large number of projects and shortened the research and development cycle.
[0046] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention.
Claims
1. An aviation ARINC629 communication board, characterized in that: include: An input circuit module, wherein the input circuit module is provided with an input circuit connection inlet and an input circuit connection outlet; An interface circuit module, on which a first interface circuit input port, a second interface circuit input port and an interface circuit output port are provided; An output circuit module, on which a first output circuit input port and a second output circuit input port are provided; A peripheral circuit module, on which a first peripheral circuit input port, a second peripheral circuit input port and a third peripheral circuit input port are provided; The input circuit connection inlet is connected to the first peripheral circuit input port; The input circuit connection outlet is connected to the first interface circuit input port; The second interface circuit input port of the interface circuit module is connected to the third peripheral circuit input port of the peripheral circuit module; The interface circuit output port of the interface circuit module is connected to the first output circuit input port of the output circuit module; The second output circuit input port of the output circuit module is connected to the second peripheral circuit input port of the peripheral circuit module.
2. The aviation ARINC629 communication board according to claim 1, characterized in that: The input circuit module is used to convert the ARINC629 signal sent by the component to be tested into a TTL signal that can be processed by the FPGA chip.
3. The aviation ARINC629 communication board according to claim 2, characterized in that: The input circuit module includes: a transformer T1 and a transformer T2.
4. The aviation ARINC629 communication board according to claim 1, characterized in that: The output circuit module includes: MAX4147 comparator, transformer T3 and transformer T4.
5. The aviation ARINC629 communication board according to claim 4, characterized in that: The output circuit module is used to convert the data signal to be loaded into the component to be tested into an ARINC629 signal.
6. The aviation ARINC629 communication board according to claim 2, characterized in that: The interface circuit module is used to connect to the FPGA chip and convert into a TTL signal that can be processed by the FPGA.
7. The aviation ARINC629 communication board according to claim 6, characterized in that: The interface circuit module includes: a register.
8. The aviation ARINC629 communication board according to claim 1, characterized in that: The peripheral circuit module is used to provide working power conversion, WLAN interface and external connection terminal for the overall circuit.