CN218243554U - Multi-bus data receiving conversion testing device - Google Patents
Multi-bus data receiving conversion testing device Download PDFInfo
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- CN218243554U CN218243554U CN202222695587.5U CN202222695587U CN218243554U CN 218243554 U CN218243554 U CN 218243554U CN 202222695587 U CN202222695587 U CN 202222695587U CN 218243554 U CN218243554 U CN 218243554U
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Abstract
The utility model relates to a multi-bus data receiving and converting test device, which comprises a power supply processing circuit, a control circuit, an industrial personal computer circuit and a communication interface circuit; the output end of the power supply processing circuit is connected with a control circuit, an industrial personal computer circuit and a communication interface circuit respectively; the output end of the control circuit is connected with the key control unit, and the output end of the key control unit is connected with the power interface; the key control unit is connected with the tested equipment through a power interface; the utility model discloses an industrial computer circuit carries out coordination work to demonstration, control and communication interface, utilizes the communication interface unit to carry out the normalization processing with different types of bus data to with data storage at self hard disk, carry out analysis processes, the dress of communication interface circuit's multiple data bus trades, has adopted multiple chip to handle, carries out the normalization processing with different data bus data, does benefit to the industrial computer and controls.
Description
Technical Field
The utility model relates to a radio measurement technical field specifically is a multi-bus data reception conversion testing arrangement.
Background
In the processes of designing and producing radio navigation products and the like, equipment output data needs to be analyzed and processed, and the working mode of the equipment also needs to be controlled.
At present, a plurality of CAN bus data testing tools are available and have strong functions, but secondary development cannot be carried out, and only the original data CAN be seen through special software, so that the testing of more complex data is inconvenient; the LVDS bus data testing method has the advantages of few testing tools and incomplete functions. The prior art has been unable to meet the testing needs for CAN bus data and LVDS bus data.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multibus data reception conversion testing arrangement tests multiple interface on an integrated equipment, can concentrate record, analysis and demonstration with received multiple type bus data.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the multi-bus data receiving and converting test device comprises a power supply processing circuit, a control circuit, an industrial personal computer circuit and a communication interface circuit; the output end of the power supply processing circuit is connected with a control circuit, an industrial personal computer circuit and a communication interface circuit respectively; the output end of the control circuit is connected with the key control unit, and the output end of the key control unit is connected with the power interface; the key control unit is connected with the tested equipment through a power interface;
the power supply processing circuit provides power supply for each internal functional module and provides standby power supply for external tested equipment, the control circuit provides functions of coordination of work of each functional module, recording, analysis, processing, display and the like for the man-machine interaction control input circuit and the industrial control circuit, and the communication interface circuit realizes bus data conversion such as LVDS, CAN, ARINC429 and the like; the key control unit is used for controlling power-on start and stop, the +28V power supply output and the real-time monitoring data output of the voltage and the current of the +28V power supply.
In the multi-bus data receiving and converting test device, the power supply processing circuit is used for converting 220V alternating current into 5V or 12V direct current for power supply by the power supply module, and providing standby power for the tested equipment by using 28V/3A of 220V alternating current.
In the multi-bus data receiving and converting test device, the industrial personal computer circuit comprises a display, a touch pad keyboard, an RS232 interface, an industrial personal computer mainboard and a USB interface; the output end of the touch pad keyboard is connected with an industrial personal computer mainboard, and the industrial personal computer mainboard outputs the recording, analysis and processing of data to a display for display; more than two RS232 interfaces and more than two USB interfaces are arranged.
In the multi-bus data receiving and converting testing device, the tested equipment comprises a tested module and a signal source for generating a specific signal, and the output end of the signal source is connected with the tested module.
In the multi-bus data receiving, converting and testing device, a power supply processing circuit converts 220V alternating current into 5V direct current and 12V direct current and outputs the direct current to an industrial personal computer mainboard; the power supply processing circuit converts 220V alternating current into 5V direct current and outputs the direct current to the communication interface circuit.
In the multi-bus data receiving, converting and testing device, the external tested device is a compass altimeter module, the power supply processing circuit is used for converting 220V alternating current into 5V or 12V direct current for power supply by the power supply module and providing a standby power supply for the compass altimeter module by 28V/3A of the 220V alternating current; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with the tested equipment through the data communication interface to carry out communication between the discrete signal and the compass altimeter voltage signal.
In the multi-bus data receiving conversion test device, the communication interface circuit comprises a communication interface conversion circuit, a data communication interface, an audio interface and a panel test point; the communication interface conversion circuit comprises a universal bus controller circuit, an ARINC429 bus signal conversion circuit, an audio signal DA conversion circuit, a voltage signal AD conversion circuit and an internal interface control circuit; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a data communication interface, and the audio signal DA conversion circuit is connected with an audio interface; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a tested device through a data communication interface to carry out communication between discrete signals and voltage signals; the internal interface control circuit is connected with the mainboard of the industrial personal computer through a USB interface and an RS232 interface; and the key control unit outputs a starting-up signal and power monitoring information to the industrial personal computer mainboard through the RS232 interface.
The beneficial effects of the utility model are that:
the industrial personal computer circuit is adopted to carry out coordination work on the display interface, the control interface and the communication interface, the communication interface unit is utilized to carry out normalization processing on different types of bus data, the data is stored in a hard disk of the communication interface circuit and is analyzed and processed, various data buses of the communication interface circuit are replaced, various chips are adopted to process the data, different data bus data are carried out normalization processing, and the industrial personal computer is favorable for control.
Drawings
FIG. 1 is a schematic view of the structure principle of the present invention;
fig. 2 is a schematic structural diagram of the power supply processing circuit 10 of the present invention;
fig. 3 is a schematic structural diagram of the control circuit 20 according to the present invention;
fig. 4 is a schematic structural diagram of the communication interface circuit 40 of the present invention.
In the figure:
1-a power supply unit; 10-a power supply processing circuit; 20-a control circuit; 30-industrial control machine circuit; 301-a display; 302-touchpad keyboard; 303-RS 232 interface; 304-an industrial personal computer mainboard; 305-a USB interface; 40-a communication interface circuit; 401 — a data communication interface; 402-an audio interface; 403-panel test point; 50-key control unit; 60-power interface; 70-a device under test; 701-a signal source; 702-module under test
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from the embodiments described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not limited to the embodiments disclosed below.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
When being tested the multibus data reception conversion test when test equipment 70 is compass altimeter, explain as follows, the utility model discloses be fit for wantonly satisfying the equipment of test condition and test:
referring to fig. 1 to 4, the multi-bus data receiving and converting test device includes a power processing circuit 10, a control circuit 20, an industrial personal computer circuit 30 and a communication interface circuit 40; the output end of the power supply processing circuit 10 is connected with a control circuit 20, an industrial personal computer circuit 30 and a communication interface circuit 40 respectively; the output end of the control circuit 20 is connected with the key control unit 50, and the output end of the key control unit 50 is connected with the power interface 60; the key control unit 50 is connected with the compass altimeter through a power interface 60;
the power supply processing circuit 10 is used for the power supply module to convert 220V alternating current into 5V or 12V direct current to supply power to each internal functional module, specifically, the power supply processing circuit 10 converts 220V alternating current into 5V and 12V direct current to be output to the industrial personal computer mainboard 304; the power supply processing circuit 10 converts the 220V ac power into the 5V dc power and outputs it to the communication interface circuit 40. And supplies the compass altimeter with standby power by using the 220V alternating current 28V/3A.
The control circuit 20 is a human-machine interaction control input circuit.
The industrial personal computer circuit 30 provides the functions of coordination of the work of each functional module, recording, analysis, processing, display and the like of data. The industrial personal computer circuit 30 comprises a display 301, a touch pad keyboard 302, an RS232 interface 303, an industrial personal computer mainboard 304 and a USB interface 305; the output end of the touch pad keyboard 302 is connected with an industrial personal computer mainboard 304, and the industrial personal computer mainboard 304 outputs the recording, analysis and processing of data to the display 301 for display; more than two RS232 interfaces 303 and USB interfaces 305 are provided.
The communication interface circuit 40 realizes the bus data conversion such as LVDS, CAN, ARINC429 and the like; the communication interface circuit 40 comprises a communication interface conversion circuit, a data communication interface 401, an audio interface 402 and a panel test point 403; the communication interface conversion circuit comprises a universal bus controller circuit, an ARINC429 bus signal conversion circuit, an audio signal DA conversion circuit, a voltage signal AD conversion circuit and an internal interface control circuit; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a data communication interface 401, and the audio signal DA conversion circuit is connected with an audio interface 402; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with the compass altimeter through the data communication interface 401 to carry out communication between discrete signals and voltage signals; the internal interface control circuit is connected with the industrial personal computer mainboard 304 through a USB interface and an RS232 interface; the key control unit 50 outputs the power-on signal and the power monitoring information to the industrial personal computer main board 304 through an RS232 interface.
The key control unit 50 is used for controlling power-on start and stop, power output of +28V and real-time monitoring data output of voltage and current of the power supply of + 28V.
The signal source 701 is used for generating a specific signal, the output end of the signal source 701 is connected with the compass altimeter, and the power supply processing circuit 10 is used for converting 220V alternating current into 5V or 12V direct current for power supply by the power supply module and providing a standby power supply for the compass altimeter module by 28V/3A of the 220V alternating current; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with the tested equipment 70 through the data communication interface 401 to carry out communication between the discrete signal and the compass altimeter voltage signal.
The structure of the power processing circuit 10 is shown in fig. 2, the built-in power supply converts 220V ac into dc through the power module to supply power to the tester, and reserves a 28V/3A power supply for supplying power to the device to be tested. The external power supply is directly connected with a direct current stabilized power supply to supply power to the equipment to be tested. The tester can control the tested module to use an external alternating current power supply or an external direct current power supply to supply power through the change-over switch.
The structure of the control circuit 20 is shown in fig. 3, and the key control unit completes system power-on start, a +28V power output enable switch and real-time monitoring data output of voltage and current of a +28V power.
The industrial personal computer circuit 30 mainly adopts a technical mature industrial control computer circuit.
The structure of the communication interface circuit 40 is shown in fig. 4, and the communication interface circuit 40 includes a communication interface conversion circuit; the communication interface conversion circuit comprises a universal bus controller circuit, an ARINC429 bus signal conversion circuit, an audio signal DA conversion circuit, a voltage signal AD conversion circuit and an internal interface control circuit,
module with data transmission bus conversion function, it CAN realize free conversion of CAN bus data and RS232 bus data, LVDS bus data and RS232 bus data, converts two kinds of differential bus data into the general RS232 bus data of computer, wherein:
the CAN driver generates the driving level of CAN data, and the chip SN65HVD230QD is adopted to realize the receiving and sending of the CAN data.
The CAN interface conversion circuit realizes the conversion between the CAN data format and the RS232 data format through software, and realizes the CAN interface conversion by adopting a chip SN65HVD230 QD.
The LVDS driver generates a driving level of LVDS data, a chip MAX9123EUE + is adopted for LVDS transmission level driving, and a chip MAX9122EUE + is adopted for LVDS reception level driving to realize LVDS data receiving and transmitting.
The LVDS interface conversion circuit converts the (multi-path) 8-path LVDS data format into (multi-path) 8-path parallel data through software, and realizes LVDS interface conversion by adopting a chip XC6SLX45-2CSG 324I.
The internal interface control circuit realizes (multi-path) conversion between 8 paths of parallel data and RS232 data formats through software, controls peripheral DA conversion, AD conversion and input and output of discrete signals, and realizes internal interface control by adopting a chip XC6SLX100T _2FGG 676I.
The circuit of the embodiment has simple design, basically does not need debugging after the circuit parameter design is finished, has high consistency of circuit performance and is suitable for batch production.
Power processing circuit (10), control circuit (20), industrial computer circuit (30), communication interface circuit (40) are prior art circuit, can also choose for use the prior art except the model that embodiment 1 lists and can realize in the other model circuits of function. The utility model relates to an each circuit is prior art circuit, and this application no longer describes each circuit.
Referring to fig. 1 to 4, the utility model discloses an industrial control computer circuit carries out coordination work to demonstration, control and communication interface, utilizes the communication interface unit to carry out normalization with different types of bus data and handles to save data at self hard disk, carry out analysis processes.
The utility model discloses a dress of communication interface circuit's multiple data bus is traded, has adopted multiple chip to handle, carries out normalization with different data bus data and handles, does benefit to the industrial computer and controls
The multi-bus data receiving and converting test device is mainly applied to production and service of radio navigation products, and according to actual use, the technology can be applied to auxiliary instruments in the processes of research and development, production, outfield service and the like of aviation radio navigation products.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to utility model's protection scope.
Claims (7)
1. A multi-bus data receiving conversion test device is characterized in that: comprises a power supply processing circuit (10), a control circuit (20), an industrial personal computer circuit (30) and a communication interface circuit (40); the output end of the power supply processing circuit (10) is connected with a control circuit (20), an industrial personal computer circuit (30) and a communication interface circuit (40) respectively; the output end of the control circuit (20) is connected with the key control unit (50), and the output end of the key control unit (50) is connected with the power interface (60); the key control unit (50) is connected with a tested device (70) through a power interface (60);
the power supply processing circuit (10) provides power supply for each internal functional module and provides standby power supply for external tested equipment (70), the control circuit (20) provides functions of work coordination of each functional module, data recording, analysis, processing, display and the like for a human-computer interaction control input circuit and the industrial control circuit (30), and the communication interface circuit (40) realizes bus data conversion of LVDS, CAN, ARINC429 and the like; the key control unit (50) is used for controlling power-on start and stop, power output of +28V and real-time monitoring data output of voltage and current of the power supply of + 28V.
2. The multi-bus data reception conversion test device according to claim 1, wherein the power supply processing circuit (10) is configured to convert 220V ac power into 5V or 12V dc power by the power supply module, and provide the 220V ac power of 28V/3A to the device under test (70) with backup power.
3. The multi-bus data receiving and converting test device according to claim 1, wherein the industrial personal computer circuit (30) comprises a display (301), a touch pad keyboard (302), an RS232 interface (303), an industrial personal computer mainboard (304) and a USB interface (305); the output end of the touch pad keyboard (302) is connected with an industrial personal computer mainboard (304), and the industrial personal computer mainboard (304) outputs the recording, analysis and processing of data to a display (301) for display; more than two RS232 interfaces (303) and more than two USB interfaces (305) are arranged.
4. The multi-bus data reception conversion test apparatus according to claim 1, wherein the device under test (70) includes a module under test (702) and a signal source (701) for generating a specific signal, an output terminal of the signal source (701) being connected to the module under test (702).
5. The multi-bus data receiving and converting test device according to claim 2, wherein the power supply processing circuit (10) converts 220V alternating current into 5V direct current and 12V direct current and outputs the direct current to the industrial personal computer mainboard (304); the power supply processing circuit (10) converts 220V AC power into 5V DC power and outputs the DC power to the communication interface circuit (40).
6. The multi-bus data receiving and converting test device according to claim 2, wherein the external device under test (70) is a compass altimeter module, the power processing circuit (10) is used for converting 220V alternating current into 5V or 12V direct current power supply by the power module, and providing backup power for the compass altimeter module by using the 220V alternating current of 28V/3A; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a tested device (70) through a data communication interface (401) to carry out communication between discrete signals and compass altimeter voltage signals.
7. The multi-bus data reception conversion test device according to claim 3, wherein the communication interface circuit (40) includes a communication interface conversion circuit, a data communication interface (401), an audio interface (402), and a panel test point (403); the communication interface conversion circuit comprises a universal bus controller circuit, an ARINC429 bus signal conversion circuit, an audio signal DA conversion circuit, a voltage signal AD conversion circuit and an internal interface control circuit; the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a data communication interface (401), and the audio signal DA conversion circuit is connected with an audio interface (402); the universal bus controller circuit, the ARINC429 bus signal conversion circuit and the voltage signal AD conversion circuit are connected with a tested device (70) through a data communication interface (401) to carry out communication between discrete signals and voltage signals; the internal interface control circuit is connected with an industrial personal computer mainboard (304) through a USB interface and an RS232 interface; and the key control unit (50) outputs the starting-up signal and the power monitoring information to the industrial personal computer mainboard (304) through an RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202222695587.5U CN218243554U (en) | 2022-10-13 | 2022-10-13 | Multi-bus data receiving conversion testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222695587.5U CN218243554U (en) | 2022-10-13 | 2022-10-13 | Multi-bus data receiving conversion testing device |
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| CN218243554U true CN218243554U (en) | 2023-01-06 |
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| CN202222695587.5U Active CN218243554U (en) | 2022-10-13 | 2022-10-13 | Multi-bus data receiving conversion testing device |
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- 2022-10-13 CN CN202222695587.5U patent/CN218243554U/en active Active
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