CN212364442U - WiFi module test system - Google Patents
WiFi module test system Download PDFInfo
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- CN212364442U CN212364442U CN201922283199.4U CN201922283199U CN212364442U CN 212364442 U CN212364442 U CN 212364442U CN 201922283199 U CN201922283199 U CN 201922283199U CN 212364442 U CN212364442 U CN 212364442U
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Abstract
An embodiment of the utility model provides a wiFi module test system, include: the device comprises a power module, a main chip module, a protocol conversion circuit module and a level conversion module; the power supply module is electrically connected with the module to be tested, the main chip module and the protocol conversion circuit module respectively; the main chip module is electrically connected with the module to be tested, the protocol conversion circuit module and the upper computer respectively; the level conversion module is electrically connected with the main chip module and the protocol conversion circuit module respectively. WiFi module test system passes through connection and interact between power module, main chip module, protocol conversion circuit module and the level conversion module, makes WiFi module test system link is simpler, the function is abundanter, adjust more intelligent to can realize automatic test or manual test. Therefore, the problem of single function of the module test scheme in the prior art is solved.
Description
Technical Field
The utility model relates to the field of communication technology, especially indicate a wiFi module test system.
Background
With the vigorous development of the intelligent industry, the intelligent household appliances are also widely applied, and the WiFi module is also widely applied in recent years as an important port for accessing the household intelligent equipment. The WiFi module also has different driving interfaces and application modes in different application scenes. Generally, the network interface module is roughly divided into a HOST module and an internet of things (IOT) module, one is a network card type, and the other is networking equipment.
At present, the internet of things industry is developing vigorously, more and more embedded communication terminal products are used, the internet of things is vast, and low-cost WiFi modules and Bluetooth modules are applied to intelligent equipment in a large number. The development design of the module is simpler than that of the honeycomb module, but the test environment is difficult to set up. Many manufacturers only perform simple module testing because of the complex test environment and cost problems, and even directly cancel the module testing, so that the product quality of the module is difficult to ensure.
That is to say, most of the existing module testing schemes have the problems of single function, single interface, single power supply level, and the like, and have weak adaptability to WiFi modules, bluetooth modules, and some cellular modules, and the application range is relatively narrow.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wiFi module test system to solve the problem of module test scheme function singleness among the prior art.
In order to solve the above technical problem, an embodiment of the present invention provides the following solutions:
a WiFi module test system comprising: the device comprises a power module, a main chip module, a protocol conversion circuit module and a level conversion module;
the power supply module is electrically connected with the module to be tested, the main chip module and the protocol conversion circuit module respectively;
the main chip module is electrically connected with the module to be tested, the protocol conversion circuit module and the upper computer respectively;
the level conversion module is electrically connected with the main chip module and the protocol conversion circuit module respectively.
Optionally, the power module comprises: the power supply comprises a first power supply unit, a second power supply unit and a detection circuit;
the first power supply unit is electrically connected with the main chip module, the module to be tested and the protocol conversion circuit module respectively;
the second power supply unit is electrically connected with the main chip module and the module to be tested respectively;
the detection circuit is electrically connected with the module to be detected.
Optionally, the voltage output by the first power supply unit is 3.3V.
Optionally, the voltage output by the second power supply unit is 1.8V.
Optionally, the protocol conversion circuit module includes: a secure digital input output SDIO to high-speed serial computer expansion bus standard PCIE unit, a universal asynchronous receiver transmitter UART to universal serial bus USB unit, and a PCIE to USB unit;
the power supply module is respectively and electrically connected with the SDIO-to-high-speed serial computer expansion bus standard PCIE unit and the UART-to-USB unit;
the safe digital input and output SDIO-to-high speed serial computer expansion bus standard PCIE unit is respectively connected with the main chip module and the upper computer through an SDIO3.0 interface and an SDIO2.0 interface;
the UART-to-USB unit is electrically connected with the level conversion module and the upper computer respectively;
the PCIE-USB unit is electrically connected with the main chip module and the upper computer respectively.
Optionally, the main chip module is connected to the upper computer through a USB interface.
Optionally, the main chip module includes: the device comprises a crystal oscillator circuit, a program downloading circuit, a FLASH memory FLASH circuit, a function testing circuit and a switch control circuit.
The above technical scheme of the utility model at least include following beneficial effect:
the above technical scheme of the utility model, through connection and the interact between power module, main chip module, protocol conversion circuit module and the level conversion module, make wiFi module test system link is more simple, the function is more abundant, adjust more intelligent to can realize automatic test or manual test. Therefore, the problem of single function of the module test scheme in the prior art is solved.
Drawings
Fig. 1 is the embodiment of the utility model provides a wiFi module test system's connection structure sketch map.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides a WiFi module testing system, including: the device comprises a power module 1, a main chip module 2, a protocol conversion circuit module 3 and a level conversion module 4.
The power module 1 is electrically connected to a module 6 to be tested (for example, a WIFI module based on HI3798, but not limited thereto), the main chip module 2, and the protocol conversion circuit module 3, respectively. Here, the power module 1 is mainly used for providing power (e.g. 3.3V power) to the module 6 to be tested, the main chip module 2 and the protocol conversion circuit module 3. Meanwhile, the power module 1 has a function of providing 1.8V reference level reservation (which can adopt AMS1117-1.8V to output 1.8V) for VDDIO (working power) of the main chip module 2, VDDIO of the module 6 to be tested and the level conversion chip 4. In addition, the power module 1 may also be configured to detect whether the module 6 to be tested is correctly placed on the production test fixture (if not correctly placed, the power module 6 to be tested is not powered).
The main chip module 2 is electrically connected with the module to be tested 6, the protocol conversion circuit module 3 and the upper computer 5 respectively. Here, the main chip module 2 is mainly used for running an on-chip operating system, performing an ADC (Analog-to-Digital Converter) precision test, module IO port (Input Output, Input Output port) detection, throughput test, serial port detection, and controlling a power-on timing of a related module (module). Preferably, the main chip module 2 is electrically connected to the module to be tested 6, and specifically, may be: the main chip module 2 is connected with a testing instrument 7 through a USB interface, and the testing instrument 7 is connected with the module to be tested 6 through a radio frequency line.
The level conversion module 4 is electrically connected with the main chip module 2 and the protocol conversion circuit module 3 respectively. Here, the level conversion module 4 is mainly used for converting the level of the driving interface, and the conversion voltage may be 3.3V to 1.8V. Wherein, the SDIO3.0 interface (Secure Digital Input and Output 3.0, Secure Digital Input and Output 3.0 interface) requires the level to be 1.8V, and the SDIO2.0 requires to be 3.3V.
The utility model discloses wiFi module test system's theory of operation roughly as follows:
the power module 1 supplies power to the main chip module 2, the protocol conversion circuit module 3, the level conversion module 4 and the module 6 to be tested. The module 6 to be tested (such as a network card module, an internet of things IOT module and the like) can be connected to the main chip module 2 for automatic testing or can be connected to a PC for manual testing, and the main chip module 2 is communicated with the upper computer 5 through a serial port. During automatic testing, host computer 5 sends the test command back to main chip module 2, main chip module 2 drives module 6 that awaits measuring immediately and tests module 6 that awaits measuring according to the test item, tester 7 feeds back test LOG (record, report or LOG) to main chip module 2 through the USB interface, main chip module 2 feeds back test LOG for host computer 5 through the serial ports, host computer 5 keeps, the analysis is tested LOG, carry out statistics output with test FAIL (failure) item through the sector diagram, and the automatic calculation yields, data interface can be connected with factory MES System (Manufacturing Execution management System). During manual testing, the module 6 to be tested is connected with the test circuit board through the corresponding interface, and is connected with the PC (or directly connected with the PC) through the protocol conversion circuit module 3 and the level conversion circuit 4, the PC side drives the module 6 to be tested and sends a test command, the module 6 to be tested is connected with the test instrument 7 through a radio frequency line, and the test instrument 7 is connected with the computer through a network cable.
By the way, the utility model discloses implement the wiFi module test system who provides, through power module 1, main chip module 2, protocol conversion circuit module 3 and level conversion module 4 between connection and the interact, make wiFi module test system link is simpler, the function is abundanter, adjust more intelligent to can realize automatic test or manual test. Therefore, the problem of single function of the module test scheme in the prior art is solved.
In the above embodiment, the protocol conversion circuit module 3 and the level conversion circuit 4 are connected to the module 6 to be tested, so that automatic testing or manual testing can be realized. In the prior art, most of the existing technical schemes do not have the function of combining the two, so that the test environment needs to be replaced when the problem is actually tested and analyzed. And the embodiment of the utility model provides an in wiFi module test system not only need not to change test environment, builds test environment more easily on the contrary.
Compared with the prior art, the WiFi module testing system in the embodiment can be used for carrying out throughput testing on the network card type modules and full-function testing on the IOT type modules, so that the testing items are more perfect, and the automatic function testing has higher efficiency. However, the existing technical schemes do not support functional test.
In the above embodiment, the power module 1 may specifically include: a first power supply unit 11, a second power supply unit 12, and a detection circuit 13.
The first power supply unit 11 is electrically connected to the main chip module 2, the module to be tested 6, and the protocol conversion circuit module 3, respectively, so as to supply power to the main chip module 2, the module to be tested 6, and the protocol conversion circuit module 3 (for example, an output power is 3.3V).
The second power supply unit 12 is electrically connected to the main chip module 2 and the module 6 to be tested, respectively, so as to provide a reference level reservation (for example, an output voltage of 1.8V) to VDDIO (working power supply) of the main chip module 2, VDDIO of the module 6 to be tested, and the level conversion chip 4.
The detection circuit 13 is electrically connected to the module 6 to be tested, and is used for detecting whether the module 6 to be tested is correctly placed on the production test fixture (if not correctly placed, the power is not supplied to the module 6 to be tested).
In the above embodiment, the protocol conversion circuit module 3 may specifically include: SDIO to PCIE unit (i.e., sd to hsdpa standard) 31, UART to USB unit (UART to USB) 32, and PCIE to USB unit 33.
The power module 1 is respectively electrically connected with the SDIO-to-PCIE unit 31 and the UART-to-USB unit 32;
the SDIO-to-PCIE unit 31 is connected to the main chip module 2 and the upper computer 5 through an SDIO3.0 interface and an SDIO2.0 interface, respectively.
The UART-to-USB unit 32 is electrically connected with the level conversion module 4 and the upper computer 5 respectively.
The PCIE-to-USB unit 33 is electrically connected to the main chip module 2 and the upper computer 5, respectively.
Preferably, the main chip module 2 is connected with the upper computer 5 through a USB interface.
By last, the embodiment of the utility model provides a wiFi module test system still has the abundant advantage of interface, and single interface advantage among the prior art is obvious.
In the above embodiment, the main chip module 2 may specifically include: a crystal oscillator circuit, a program downloading circuit, a FLASH memory circuit, a function testing circuit, and a switch control circuit (the above components are not shown in the figure). The FLASH circuit is used for adding a test program reservation for the operation system and the system of the main chip module 2; the function test circuit comprises ADC (analog-to-digital conversion) precision test, module IO port detection, throughput test, serial port detection and the like; the switch control circuit controls the power supply of other modules for the main chip module 2 through the triode, and the power-on time sequence can be realized through the switch control circuit because part of the modules have requirements on the power-on time sequence of VBAT (power supply) and VDDIO (working voltage).
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A WiFi module test system, comprising: the device comprises a power module (1), a main chip module (2), a protocol conversion circuit module (3) and a level conversion module (4);
the power supply module (1) is electrically connected with the module to be tested (6), the main chip module (2) and the protocol conversion circuit module (3) respectively;
the main chip module (2) is electrically connected with the module to be tested (6), the protocol conversion circuit module (3) and the upper computer (5) respectively;
the level conversion module (4) is electrically connected with the main chip module (2) and the protocol conversion circuit module (3) respectively.
2. WiFi module test system according to claim 1, characterized in that the power supply module (1) comprises: a first power supply unit (11), a second power supply unit (12), and a detection circuit (13);
the first power supply unit (11) is electrically connected with the main chip module (2), the module to be tested (6) and the protocol conversion circuit module (3) respectively;
the second power supply unit (12) is electrically connected with the main chip module (2) and the module to be tested (6) respectively;
the detection circuit (13) is electrically connected with the module to be detected (6).
3. The WiFi module test system according to claim 2, characterized in that the voltage output by the first power supply unit (11) is 3.3V.
4. The WiFi module test system of claim 2, characterized in that the voltage output by the second power supply unit (12) is 1.8V.
5. The WiFi module test system according to claim 1, characterized in that the protocol conversion circuit module (3) comprises: a secure digital input output SDIO to high-speed serial computer expansion bus standard PCIE unit (31), a universal asynchronous receiver transmitter UART to universal serial bus USB unit (32), and a PCIE to USB unit (33);
the power module (1) is respectively and electrically connected with the SDIO-to-high-speed serial computer expansion bus standard PCIE unit (31) and the UART-to-USB unit (32) of the universal asynchronous receiver transmitter;
the secure digital input/output SDIO-to-high speed serial computer expansion bus standard PCIE unit (31) is respectively connected with the main chip module (2) and the upper computer (5) through an SDIO3.0 interface and an SDIO2.0 interface;
the UART-to-USB unit (32) of the universal asynchronous receiver-transmitter is electrically connected with the level conversion module (4) and the upper computer (5) respectively;
and the PCIE-to-USB unit (33) is electrically connected with the main chip module (2) and the upper computer (5) respectively.
6. The WiFi module test system of claim 1, wherein the main chip module (2) is connected with the upper computer (5) through a USB interface.
7. WiFi module test system according to claim 1, characterized in that the main chip module (2) comprises: the device comprises a crystal oscillator circuit, a program downloading circuit, a FLASH memory FLASH circuit, a function testing circuit and a switch control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283199.4U CN212364442U (en) | 2019-12-18 | 2019-12-18 | WiFi module test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283199.4U CN212364442U (en) | 2019-12-18 | 2019-12-18 | WiFi module test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212364442U true CN212364442U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922283199.4U Active CN212364442U (en) | 2019-12-18 | 2019-12-18 | WiFi module test system |
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|---|---|
| CN (1) | CN212364442U (en) |
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- 2019-12-18 CN CN201922283199.4U patent/CN212364442U/en active Active
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