CN220105678U - Communication interface's test instrument and electronic equipment - Google Patents
Communication interface's test instrument and electronic equipment Download PDFInfo
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- CN220105678U CN220105678U CN202321188252.2U CN202321188252U CN220105678U CN 220105678 U CN220105678 U CN 220105678U CN 202321188252 U CN202321188252 U CN 202321188252U CN 220105678 U CN220105678 U CN 220105678U
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Abstract
The utility model discloses a testing tool of a communication interface and an electronic device, wherein the testing tool is applied to the electronic device and comprises the following components: the signal processing module comprises a first interface connection part and a signal test part which are connected with each other, wherein the first interface connection part is connected with a communication interface on the electronic equipment and is used for receiving a test signal sent by the communication interface and transmitting the test signal to the signal test part, and the signal test part is used for testing the received test signal; and the feedback module comprises a second interface connection part and a transmitter which are connected with each other, wherein the second interface connection part is connected with a data interface on the electronic equipment, the transmitter is connected with the signal test part and is used for receiving the test result sent by the signal test part based on the asynchronous receiving and transmitting transmission mode and sending the test result to the electronic equipment through the second interface connection part. The testing tool can comprehensively test the communication interface on the electronic equipment while reducing the use cost.
Description
Technical Field
The present utility model relates to the field of testing electronic devices, and in particular, to a testing tool for a communication interface.
Background
The electronic device is provided with various types of communication interfaces, such as a DP (Display Port) interface on a PC, and in a production test environment, the communication interfaces need to be tested to determine whether the communication interfaces can normally output signals. The current test for the communication interface on the electronic device generally uses complex external devices, such as a high-bandwidth oscilloscope or other devices with higher configuration to test the communication interface. The test mode is tedious, high in cost and high in technical requirements on operators.
Disclosure of Invention
The embodiment of the utility model aims to provide a testing tool for a communication interface and electronic equipment, and the testing tool can be used for comprehensively testing the communication interface on the electronic equipment while reducing the use cost.
In order to achieve the above object, an embodiment of the present utility model provides a testing tool for a communication interface, which is applied to an electronic device, and includes:
the signal processing module comprises a first interface connection part and a signal test part which are connected with each other, wherein the first interface connection part is connected with a communication interface on the electronic equipment and is used for receiving a test signal sent by the communication interface and transmitting the test signal to the signal test part, and the signal test part is used for testing the received test signal;
the feedback module comprises a second interface connection part and a transmitter which are connected with each other, wherein the second interface connection part is connected with a data interface on the electronic equipment, the transmitter is connected with the signal test part and is used for receiving a test result sent by the signal test part based on a transmission mode of asynchronous receiving and transmitting, and sending the test result to the electronic equipment through the second interface connection part.
Optionally, the test tool further includes a display module, where the display module is connected to the signal testing portion and the display device of the electronic device, and the display module receives the test result sent by the signal testing portion, and sends the test result to the display device for display.
Optionally, the display module includes a signal conversion unit and a third interface connection portion that are connected to each other, where the signal conversion unit is connected to the signal testing portion and is used to perform signal conversion on the test result sent by the signal connection portion, and the third interface connection portion is connected to the display device and is used to send the converted test result to the display device for display.
Alternatively, the signal testing part is connected with the first interface connection part through a plurality of testing sub-lines, so that when the first interface connection part is connected with the communication interface, the signal testing part receives the corresponding sub-signals of the testing signals through the testing sub-lines respectively.
Optionally, the signal testing part is further configured to test each received sub-signal and generate a corresponding test result, where the test result includes a plurality of test sub-results.
Optionally, when the communication interface is a DP interface, the test sub-line includes at least 4 image test lines.
Optionally, when the second interface connection portion is a USB connection portion, the transmitter is further configured to perform data conversion of a USB protocol on the received test result, and send the test result after the data conversion to the electronic device.
Optionally, a register is disposed on the transmitter, and the register is configured to receive and store the test result sent by the test unit.
Optionally, the display device further comprises a plurality of power modules, wherein the power modules respectively supply power to the signal processing module and the display module.
The embodiment of the utility model also provides the electronic equipment, which comprises the testing tool of the communication interface, wherein the testing tool is used for testing the communication interface on the electronic equipment.
The testing tool provided by the embodiment of the utility model has the advantages that the design structure is simple, the communication interface of the electronic equipment can be comprehensively tested without other extra high-cost components, the convenience is brought to the testing operation of a user, and the testing efficiency is improved.
Drawings
FIG. 1 is a block diagram of a communication interface test tool according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram showing a specific structural relationship of a test tool connected to a motherboard according to an embodiment of the present utility model;
FIG. 3 is a flow chart of the operation of the test tool according to the embodiment of the present utility model.
Description of the reference numerals
10-a signal processing module, 11-a first interface connection part, 12-a signal testing part;
a 20-feedback module, 21-a second interface connection, 22-a transmitter;
30-a display module, 31-a third interface connection part, 32-a signal conversion unit;
41-a first power module; 42-a second power module;
5-a main board;
6-display device.
Detailed Description
Various aspects and features of the present utility model are described herein with reference to the accompanying drawings.
It should be understood that various modifications may be made to the embodiments of the application herein. Therefore, the above description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of the utility model will occur to persons of ordinary skill in the art.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with a general description of the utility model given above, and the detailed description of the embodiments given below, serve to explain the principles of the utility model.
These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.
It is also to be understood that, although the utility model has been described with reference to some specific examples, those skilled in the art can certainly realize many other equivalent forms of the utility model.
The above and other aspects, features and advantages of the present utility model will become more apparent in light of the following detailed description when taken in conjunction with the accompanying drawings.
Specific embodiments of the present utility model will be described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the utility model, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the utility model in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not intended to be limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present utility model in virtually any appropriately detailed structure.
The specification may use the word "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the utility model.
The testing tool of the communication interface is applied to electronic equipment such as computers and household appliances, and can test the communication interface on the main board 5 of the electronic equipment in the aspects of design, production, maintenance and the like of the electronic equipment, so that whether the communication interface meets the requirements is determined. The communication interface on the main board 5 of the electronic device includes various types of interfaces such as a DP interface (DisplayPort interface), an HDMI interface (High-DefinitiMultimedia Interface), and the like.
FIG. 1 is a block diagram of a communication interface test tool according to an embodiment of the present utility model, as shown in FIG. 1 and in combination with FIG. 2, the test tool includes the following components:
the signal processing module 10 comprises a first interface connection part 11 and a signal testing part 12 which are mutually connected, wherein the first interface connection part 11 is connected with a communication interface on the electronic equipment and is used for receiving a test signal sent by the communication interface and transmitting the test signal to the signal testing part 12, and the signal testing part 12 is used for testing the received test signal.
The signal processing module 10 is used for testing test signals transmitted by a communication interface on an electronic device. The test device comprises a first interface connection part 11, wherein the first interface connection part 11 is matched with a communication interface serving as a test target, is connected to the communication interface to perform data interaction with the communication interface, and comprises a test signal sent by the communication interface. Specifically, the electronic device generates a test signal according to a test requirement of the communication interface, and transmits the test signal to the signal testing section 12 via the first interface connection section 11 through the communication interface. The signal testing section 12 performs a test operation on the received test signal. The testing operation includes testing each communication sub-line of the communication interface, testing the transmission result of the test signal, and the like, so as to realize the testing of the communication interface from multiple aspects.
In one embodiment, the first interfacing part 11 and the signal testing part 12 are connected through a plurality of test sub-lines. After receiving the test signal, the first interface connection part 11 sends the test signal to the test part through a plurality of test sub-circuits, so that the test part can test each test sub-circuit.
The feedback module 20 includes a second interface connection portion 21 and a transmitter 22, where the second interface connection portion 21 is connected to a data interface on the electronic device, and the transmitter 22 is connected to the signal testing portion 12 and is configured to receive a test result sent by the signal testing portion 12 based on a transmission mode of asynchronous transceiving, and send the test result to the electronic device through the second interface connection portion 21.
The feedback module 20 is used for feeding back the test result after the test tool tests the test signal to the electronic device, so that the electronic device can implement the next test step. Such as generating other test signals to perform other aspects of the test on the communication interface; prompting a user to modify related hardware or software of the communication interface; or, testing other components on the electronic device, and so on. Thereby realizing the effect of flexible test at low cost.
The testing tool provided by the embodiment of the utility model has the advantages that the design structure is simple, the communication interface of the electronic equipment can be comprehensively tested without other extra high-cost components, the convenience is brought to the testing operation of a user, and the testing efficiency is improved.
In one embodiment of the present utility model, as shown in fig. 1 and 2, the test tool further includes a display module 30, where the display module 30 is connected to the signal testing portion 12 and the display device 6 of the electronic device, and the display module 30 receives the test result sent by the signal testing portion 12 and sends the test result to the display device 6 for displaying.
Illustratively, the display module 30 in the test tool is connected to the signal testing section 12 and the display device 6 of the electronic apparatus, respectively. Thereby, the test result sent by the test part can be received, and the test result is sent to the display device 6, so that the test result is displayed for the user. Further, the user can perform subsequent test work according to the test result.
For example, the test result displayed by the display device 6 indicates that the communication interface does not meet the test requirement, so that the user can clearly understand the error phenomenon of the communication interface and adjust the software and/or hardware of the communication interface.
In one embodiment, as shown in fig. 2, the display module 30 is connected to the signal testing section 12 through a plurality of sub-lines, so that test sub-results of each line in the communication interface can be obtained. And displayed by the display means 6.
In one embodiment of the present utility model, the display module 30 includes a signal conversion unit 32 and a third interface connection part 31 that are connected to each other, the signal conversion unit 32 is connected to the signal testing part 12 and is used for performing signal conversion on the test result sent by the signal connection part, and the third interface connection part 31 is connected to the display device 6 and is used for sending the converted test result to the display device 6 for display.
Illustratively, the signal conversion unit 32 of the display module 30 is connected to the signal testing part 12 so that the test result can be received from the signal testing part 12. The signal conversion unit 32 is connected to the signal testing section 12 through a plurality of sub-lines, for example, so that a test sub-result of each line in the communication interface can be obtained. In one embodiment, the signal conversion unit 32 can convert the test result sent by the signal testing part 12 according to the communication protocol, so that the converted test result can be adapted to the display device 6, and the display device 6 can effectively display the test result based on the communication protocol between the display device and the display module 30.
As illustrated in fig. 2, the communication interface of the electronic device is a DP interface, the communication between the DP interface and the signal processing module 10 is performed based on the DP protocol, and the third interface connection part 31 is performed based on the VGA protocol and the display device 6. In order to be able to effectively display the test signals on the display device 6, the signal conversion unit 32 may convert the communication protocol of the test result from the DP protocol to the VGA protocol. So that the converted test result can be effectively displayed on the display device 6 after being sent to the display device 6 through the third interface connection part 31.
In one embodiment of the present utility model, the signal testing part 12 is connected to the first interface connection part 11 through a plurality of test sub-lines, so that when the first interface connection part 11 is connected to the communication interface, the signal testing part 12 receives the sub-signals of the corresponding test signals through the test sub-lines, respectively.
Illustratively, the signal testing section 12 will construct a corresponding plurality of test sub-lines according to the type of communication interface, thereby adapting the signal testing section 12 to the communication interface. For example, when the communication interface is a DP interface, the first interface connection part 11 is connected to the communication interface, and test sub-lines between the first interface connection part 11 and the signal test part 12 are respectively: an HPD test sub-line, an AUX test sub-line, a Lane0 test sub-line, a Lane1 test sub-line, a Lane2 test sub-line, and a Lane3 test sub-line. The signal testing section 12 receives the sub-signals of the corresponding test signals based on the test sub-lines, respectively. Therefore, each test line of the DP interface is tested, and the comprehensive test of the communication interface is realized.
In one embodiment of the present utility model, the signal testing section 12 is further configured to test each of the received sub-signals and generate a corresponding test result, where the test result includes a plurality of test sub-results.
Referring to fig. 2 for example, the signal testing part 12 is connected to the first interface connection part 11 through a plurality of test sub-lines, receives a test signal, and tests the test signal. The method specifically comprises the step of testing the test signal through a plurality of test sub-lines so as to obtain a plurality of test sub-results. In combination with the above embodiment, the test sub-circuits are respectively: an HPD test sub-line, an AUX test sub-line, a Lane0 test sub-line, a Lane1 test sub-line, a Lane2 test sub-line, and a Lane3 test sub-line. The signal testing unit 12 receives the sub-signals of the corresponding test signals based on the test sub-lines, and tests the respective sub-signals to obtain a plurality of test sub-results. And obtaining a test result based on the plurality of test sub-results.
In one embodiment of the present utility model, wherein when the communication interface is a DP interface, the test sub-line includes at least 4 image test lines.
Continuing with the example of fig. 2, when the communication interface is a DP interface, the DP interface may be used to transmit video and audio. Accordingly, the test sub-line between the signal testing section 12 and the first interfacing section 11 includes: lane0 image test line, lane1 image test line, lane2 image test line, and Lane3 image test line. The above-described image test lines may be used to receive video and audio (test signals) for testing transmitted from the DP interface, so that the signal test section 12 can test the test signals based on the above-described 4 image test lines.
In one embodiment of the present utility model, when the second interface connection 21 is a USB connection, the transmitter 22 is further configured to perform data conversion of the received test result in a USB protocol, and send the test result after the data conversion to the electronic device.
Illustratively, the transmitter 22 of the feedback module 20 receives the test result sent by the signal testing part 12 based on the transmission mode of asynchronous receiving and transmitting, and sends the test result to the electronic device through the second interface connection part 21. Among them, asynchronous transceiver (Universal Asynchronous Receiver/Transmitter, UART) is a universal serial data bus for asynchronous communication. The bus communicates bi-directionally, enabling full duplex transmission and reception.
The second interface connection 21 interfaces with data on the electronic device. When the data interface is a USB interface, the second interface connection portion 21 is a USB connection portion, and is capable of performing data interaction with the USB interface. The USB connection unit is connected to a transmitter 22, and the transmitter 22 can convert the received test result into a communication protocol from an asynchronous receiver/transmitter (UART) transmission scheme to a USB transmission scheme. Thus, the electronic equipment receives the test result through the USB interface.
In one embodiment of the present utility model, the transmitter 22 is provided with a register, and the register is configured to receive and store the test result sent by the test unit.
The registers provided on the transmitter 22 are capable of storing test results, which may be recalled from the registers for transmission when the test results are transmitted to the electronic device, for example.
Fig. 3 is a flowchart of a working process of the test tool according to the embodiment of the present utility model, and in conjunction with fig. 3, when an employee test tool tests a communication interface on a motherboard, the motherboard 5 of the electronic device reads a test result stored in a register through the transmitter 22. The test result comprises LANEx4_NO_ERROR, wherein the LANEx4_NO_ERROR comprises test sub-results corresponding to 4 image test lines, and if the data corresponding to the test sub-results are all 0x80h, the 4 image test lines pass the test. The test result also includes Lane_COUNT_SET, where Lane_COUNT_SET represents the number of DP Lane (test sub-line) to be SET, and the number of the current motherboard 5 is 4Lane, and the corresponding value is 0x04h. The test results also include the lanex_y_status, which indicates the STATUS of each test sub-line (lane) (01 as a group, 23 as a group), and a value of 0x77h indicates that the test sub-line (lane) is in a normal state. If the test sub-results meet the requirements, the DP interface on the motherboard 5 is tested, and the test result is displayed on the automated test interface on the display device 6 (e.g. display).
In one embodiment of the present utility model, a plurality of power modules are further included, and the power modules supply power to the signal processing module 10 and the display module 30, respectively.
Illustratively, the test tool has one or more power modules therein, and the signal processing module 10 and the display module 30 each have a corresponding power module for powering them. For example, the test tool includes a first power module 41 and a second power module 42, wherein the first power module 41 is connected to the signal processing module 10 to supply power to the signal processing module 10. And the second power module 42 is connected to the display module 30 to supply power to the display module 30.
In one embodiment, the power module is connected to the feedback module 20, and the second interface connection 21 (e.g. USB connection) in the feedback module 20 obtains power through the data interface (e.g. USB interface) of the electronic device, so as to transmit the power to the power module. So that the power module supplies power to the signal processing module 10 and the display module 30 for the user to use.
The embodiment of the utility model also provides the electronic equipment, which comprises the testing tool of the communication interface, wherein the testing tool is used for testing the communication interface on the electronic equipment. The electronic device may be a computer, a household appliance, or the like. The test tool may test a communication interface on the motherboard 5 of the electronic device, such as a DP interface on the motherboard 5.
The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.
Claims (10)
1. A test tool for a communication interface, for use with an electronic device, comprising:
the signal processing module comprises a first interface connection part and a signal test part which are connected with each other, wherein the first interface connection part is connected with a communication interface on the electronic equipment and is used for receiving a test signal sent by the communication interface and transmitting the test signal to the signal test part, and the signal test part is used for testing the received test signal;
the feedback module comprises a second interface connection part and a transmitter which are connected with each other, wherein the second interface connection part is connected with a data interface on the electronic equipment, the transmitter is connected with the signal test part and is used for receiving a test result sent by the signal test part based on a transmission mode of asynchronous receiving and transmitting, and sending the test result to the electronic equipment through the second interface connection part.
2. The test tool of a communication interface according to claim 1, further comprising a display module, wherein the display module is connected to the signal test part and a display device of the electronic device, respectively, and the display module receives the test result sent by the signal test part and sends the test result to the display device for display.
3. The communication interface testing tool according to claim 2, wherein the display module includes a signal conversion unit and a third interface connection part, which are connected to each other, the signal conversion unit is connected to the signal testing part, and is used for performing signal conversion on the test result sent by the signal connection part, and the third interface connection part is connected to the display device, and is used for sending the converted test result to the display device, and displaying the test result.
4. The communication interface testing tool according to claim 1, wherein the signal testing section is connected to the first interface connection section through a plurality of test sub-lines, so that when the first interface connection section is connected to the communication interface, the signal testing section receives the sub-signals of the corresponding test signals through the test sub-lines, respectively.
5. The communication interface testing tool of claim 4, wherein the signal testing section is further configured to test each of the received sub-signals and generate a corresponding test result, wherein the test result includes a plurality of test sub-results.
6. The communication interface testing tool of claim 5, wherein when the communication interface is a DP interface, the testing sub-line comprises at least 4 image testing lines.
7. The tool for testing a communication interface according to claim 1, wherein when the second interface connection is a USB connection, the transmitter is further configured to perform data conversion of a USB protocol on the received test result, and send the test result after the data conversion to the electronic device.
8. The test tool of a communication interface according to claim 1, wherein a register is provided on the transmitter, the register being configured to receive and store the test result sent by the test section.
9. The communication interface testing tool of claim 2, further comprising a plurality of power modules that respectively power the signal processing module and the display module.
10. An electronic device comprising a testing tool for a communication interface according to any of claims 1 to 9, the testing tool being adapted to test the communication interface on the electronic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321188252.2U CN220105678U (en) | 2023-05-16 | 2023-05-16 | Communication interface's test instrument and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321188252.2U CN220105678U (en) | 2023-05-16 | 2023-05-16 | Communication interface's test instrument and electronic equipment |
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| CN220105678U true CN220105678U (en) | 2023-11-28 |
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| CN202321188252.2U Active CN220105678U (en) | 2023-05-16 | 2023-05-16 | Communication interface's test instrument and electronic equipment |
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