CN215912116U - Detection system - Google Patents

Detection system Download PDF

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Publication number
CN215912116U
CN215912116U CN202121550866.1U CN202121550866U CN215912116U CN 215912116 U CN215912116 U CN 215912116U CN 202121550866 U CN202121550866 U CN 202121550866U CN 215912116 U CN215912116 U CN 215912116U
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controller
equipment
module
detected
detection system
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郎要
谭富元
唐亚军
赵佶
黄力伟
田粮
王恩明
艾夕东
张文成
赵昌飞
杨强
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China Mobile Communications Group Co Ltd
China Mobile IoT Co Ltd
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China Mobile Communications Group Co Ltd
China Mobile IoT Co Ltd
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Abstract

The utility model discloses a detection system, comprising: a power supply module; the controller is connected with the power supply module and comprises at least two universal asynchronous receiving and transmitting transmitter (UART) interfaces and at least two Universal Serial Bus (USB) interfaces, wherein the controller is connected with the equipment to be detected through a first USB interface; the system comprises a data acquisition module and a level control module, wherein the data acquisition module is respectively connected with equipment to be detected and the level control module, and the level control module is connected with a controller through a UART interface; the level control module receives a first control signal sent by the controller and outputs a power supply voltage provided for the data acquisition module; the controller receives data signals of the equipment to be detected, which are acquired by the USB interface and/or the UART interface. Through the regulation of the input voltage of the equipment to be detected by the level control module, the voltage requirements of different equipment to be detected can be met, and the convenience of the Internet of things equipment in the overhaul process is further improved.

Description

Detection system
Technical Field
The utility model relates to the field of communication, in particular to a detection system.
Background
With the continuous development of the technology of the internet of things, the equipment of the internet of things is widely applied. However, in the application process, the internet of things devices have no uniform standard, and the difference between different internet of things devices is large. Especially, when the Internet of things equipment is overhauled, a lot of inconvenience is brought. For example, the data transmission interfaces used between different pieces of internet-of-things equipment and the power supply voltages used by different pieces of internet-of-things equipment may be different. Therefore, how to improve convenience in the process of overhauling the equipment of the internet of things needs to be considered.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a detection system to improve convenience in the process of overhauling equipment of the Internet of things.
In order to achieve the above object, the present invention provides a detection system comprising: a power supply module; the controller is connected with the power supply module and comprises at least two universal asynchronous receiving and transmitting transmitter (UART) interfaces and at least two Universal Serial Bus (USB) interfaces, wherein the controller is connected with the equipment to be detected through a first USB interface; the system comprises a data acquisition module and a level control module, wherein the data acquisition module is respectively connected with equipment to be detected and the level control module, and the level control module is connected with the controller through a UART interface; the level control module receives a first control signal sent by a controller and outputs a power supply voltage provided for the data acquisition module; and the controller receives the data signal of the equipment to be detected acquired by the first USB interface and/or the UART interface.
Optionally, the method further comprises: the communication module is connected with the controller;
and the remote server is connected with the communication module, and the communication module sends the data signal acquired by the controller to the remote server and sends a second control signal of the remote server to the controller.
Optionally, the communication module is connected to the controller through a second USB interface.
Optionally, the level control module includes: the level conversion unit is respectively connected with the controller and the data acquisition module, and the switch unit is respectively connected with the level conversion unit and the controller; the level conversion unit is connected with the controller through the UART interface.
Optionally, the method further comprises: the display device is connected with the controller; the display device receives the state information of the equipment to be tested sent by the controller, receives an input control instruction signal and sends the control instruction signal to the controller, and the control instruction signal is used for indicating the test of the equipment to be tested.
Optionally, the controller is connected to a local debugging device through a third USB interface, and the controller sends the acquired data signal to the local debugging device and receives a third control signal sent by the local debugging device.
Optionally, the method further comprises: the voltage stabilizing equipment is connected with the equipment to be detected, and is also respectively connected with the power supply module and the controller; and the voltage stabilizing equipment receives the fourth control signal sent by the controller and outputs the power supply voltage to the equipment to be detected.
Optionally, the method further comprises: the remote equipment is connected with the remote server, receives the data signal sent by the remote server and sends a second control signal generated according to the data signal to the remote server.
The technical scheme of the utility model at least has the following beneficial effects:
according to the detection system provided by the embodiment of the utility model, the input voltage of the equipment to be detected is adjusted through the level control module, so that the requirements of different equipment to be detected on different voltages can be met, the universality of the system to be detected is improved, and the convenience in the maintenance process of the equipment of the Internet of things can be further improved.
Further, through being provided with two at least UART interfaces and two at least USB interfaces, can satisfy different waiting to detect equipment to the needs of UART interface and USB interface on the market to can be connected with the waiting to detect equipment of different interfaces, and then acquire the different data signal who waits to detect equipment, very big improvement detecting system's commonality, and then can improve the convenience of overhauing the in-process to thing networking equipment.
Drawings
FIG. 1 is a schematic diagram of a detection system according to the present invention;
FIG. 2 is a schematic diagram illustrating the principle of the detection system according to the present invention;
FIG. 3 is a hardware block diagram of a communication module log capture system according to the present invention;
fig. 4 is a schematic diagram of a remote consultation system according to the present invention.
Description of reference numerals:
1 power module, 2 controllers, 3 data acquisition modules, 4 level control module groups, 5 wait to examine equipment.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the present invention provides a detection system comprising: the system comprises a power supply module 1, a controller 2, a data acquisition module 3 and a level control module 4; the controller 2 is connected with the power supply module 1, the controller 2 comprises at least two paths of universal asynchronous receiving and transmitting transmitter UART interfaces and at least two paths of universal serial bus USB interfaces, and the controller 2 is connected with the equipment to be detected 5 through a first USB interface; the data acquisition module 3 is respectively connected with the equipment to be detected 5 and the level control module 4, and the level control module 4 is connected with the controller 2 through a UART interface; the level control module 4 receives a first control signal sent by the controller 2, and outputs a power supply voltage provided to the data acquisition module 3; the controller 2 receives the data signal of the device to be detected 5 through the first USB interface and/or the UART interface.
It should be noted that the power supply module may be a rechargeable lithium battery with a large capacity, for example, 10000mAh, which provides independence and convenience for the practical application of the detection system.
The device to be detected may be a Communication module commonly found in the market, such as a second Generation Mobile phone Communication Technology (2G) Communication module, a third Generation Mobile Communication Technology (3rd-Generation, 3G) Communication module, a fourth Generation Mobile Communication Technology (4G) Communication module, a fifth Generation Mobile Communication Technology (5th-Generation Mobile Communication Technology, 5G) Communication module, and a narrowband Internet of Things (NB-IoT) Communication module. The equipment to be detected can also be a chip module.
The data signal of the equipment to be detected is mainly UART interface log, USB interface log, chip log or AT instruction log of the equipment to be detected.
It should be noted that the controller may acquire information, such as voltage information or interface information, of the device to be detected through the data acquisition module. Through the information, the controller can determine the input voltage required by the equipment to be detected. The controller sends first control signal to the level control module, can make the power supply voltage that the level control module adjustment provided to the data acquisition module, and then the input voltage of adjustment equipment to be detected. Through the regulation of the input voltage of the equipment to be detected by the level control module, the requirements of different equipment to be detected on different voltages can be met, so that the universality of the system to be detected is improved, and the convenience of the Internet of things equipment in the maintenance process can be improved.
Further, the demands of different devices to be tested for the UART interface and the USB interface may be different, resulting in being affected by the constraint conditions when connected with the devices to be tested. The controller in the detection system provided by the utility model can meet the requirements of different devices to be detected on the market on the UART interfaces and the USB interfaces by arranging at least two UART interfaces and at least two USB interfaces, so that the controller can be connected with the devices to be detected with different interfaces to obtain data signals of different devices to be detected, the universality of the detection system is greatly improved, and the convenience of the equipment of the Internet of things in the overhauling process can be further improved.
The detection system provided by the utility model further comprises: the communication module is connected with the controller; and the remote server is connected with the communication module, and the communication module sends the data signal acquired by the controller to the remote server and sends a second control signal of the remote server to the controller.
It should be noted that, the communication module adopts a 5G communication module, has the characteristics of high speed and low time delay, and can send the data signal to the remote server in real time. The communication module sends the data signal to a remote server, and professional technicians can analyze the data signal. After professional technical personnel analyze, can send the controller through communication module with the analytic fault reason of waiting to examine equipment, and then the on-the-spot maintainer of being convenient for treats that the check out test set overhauls. Or, the professional can not accurately determine the fault reason of the equipment to be detected according to the analysis result of the data signal, and then the professional can send a second control signal to the controller through the communication module, wherein the second control signal comprises a control instruction for debugging the equipment to be detected, so as to further determine the fault reason of the equipment to be detected.
Optionally, the communication module is connected to the controller through a second USB interface.
In the detection system provided by the present invention, the level control module comprises: the level conversion unit is respectively connected with the controller and the data acquisition module, and the switch unit is respectively connected with the level conversion unit and the controller; the level conversion unit is connected with the controller through the UART interface.
It should be noted that the switch unit may be, for example, a BL1551 analog switch, and the switch unit sends a control instruction signal to the level conversion unit according to a first control signal sent by the controller, and then the level conversion unit adjusts the power supply voltage of the data acquisition module according to the control instruction signal, and further adjusts the input voltage of the device to be detected. The level conversion unit is connected with the controller through the UART interface, and can send the data signals acquired by the data acquisition module to the controller through the UART interface, so that the controller receives the data signals of the device to be detected.
The detection system provided by the utility model further comprises: the display device is connected with the controller; the display device receives the state information of the equipment to be tested sent by the controller, receives an input control instruction signal and sends the control instruction signal to the controller, and the control instruction signal is used for indicating the test of the equipment to be tested.
The display device is a touch panel that can be operated by touch. The state information of the device to be detected may be, for example, a network access condition of the device to be detected, a state of a data packet, or a failure cause of the device to be detected. By displaying the state information of the equipment to be detected, the field maintainer can know the state or fault reason of the equipment to be detected.
When the display device does not display the fault reason of the equipment to be detected, the field maintainer can input a control instruction signal through the display device, the display device sends the input control instruction signal to the controller, and the controller sends the control signal to the equipment to be detected, so that the detection of the equipment to be detected is realized, and the fault reason is determined.
According to the detection system provided by the utility model, the controller is connected with the local debugging equipment by adopting the third USB interface, and the controller sends the acquired data signal to the local debugging equipment and receives the third control signal sent by the local debugging equipment.
It should be noted that, after the local debugging device is connected with the controller through the third USB interface, the data signal acquired by the controller may be acquired. And then the on-site maintenance personnel can analyze the data signals through the local debugging equipment so as to determine the fault reason of the equipment to be detected. When the fault reason of the equipment to be detected cannot be accurately determined, the field maintainer can send a third control signal to the controller through the local debugging equipment, and the third control signal is used for indicating the debugging of the equipment to be detected so as to determine the fault reason of the equipment to be detected.
Still can't determine the fault reason who waits to examine equipment at the maintainer, then can with the data signal who waits to examine equipment that the controller gathered, send for remote server through the communication module to supply professional technical personnel to carry out the analysis. The professional technical talent can comprise an engineer of a chip manufacturer, an engineer of a communication module manufacturer and other engineers except the above personnel. Through the analysis of the professional technical personnel, multi-party consultation can be realized, so that the fault reason of the equipment to be detected can be determined as soon as possible.
The detection system provided by the embodiment of the utility model further comprises: the voltage stabilizing equipment is connected with the equipment to be detected, and is also respectively connected with the power supply module and the controller; and the voltage stabilizing equipment receives the fourth control signal sent by the controller and outputs the power supply voltage to the equipment to be detected.
It should be noted that the voltage regulation device may be, for example, a voltage regulator, and the voltage regulation device may provide an independent power supply for the device under test. And the voltage stabilizing equipment can also output the power supply voltage to the equipment to be detected according to the fourth control signal. Wherein the fourth control signal is used for indicating to adjust the output voltage of the voltage stabilizing device,
the detection system provided by the utility model further comprises: the remote equipment is connected with the remote server, receives the data signal sent by the remote server and sends a second control signal generated according to the data signal to the remote server.
It should be noted that, the remote device may be used for a professional to perform fault analysis by receiving the data signal sent by the server. When the professional technical personnel determine the fault reason of the equipment to be detected or further determine the fault reason, the second control signal can be sent to the controller through the remote server, and finally the purpose of determining the fault reason of the equipment to be detected is achieved.
Next, as shown in fig. 2, a schematic diagram of the composition of a detection system will be described.
In fig. 2, the Linux core board corresponds to the aforementioned controller, the LCD touch screen corresponds to the aforementioned display device, the 5G communication module corresponds to the aforementioned communication module, and the external interface includes, but is not limited to, the aforementioned UART interface and USB interface. The power management is equivalent to the aforementioned power supply module. The Linux core board, the LCD touch screen, the 5G communication module, the external interface, and the power management may be collectively referred to as a communication module log capture system.
The 5G communication module is connected with the cloud server (namely the remote server mentioned above), and can send the data signal of the equipment to be detected, which is obtained by the Linux core board, to the cloud server, and the cloud server can send the received data signal to the chip original factory, the module original factory and the external expert for analysis, so as to realize remote consultation of the data signal. The chip original factory, the module original factory and the external expert respectively receive data signals and are connected with the cloud server, and the chip original factory, the module original factory and the external expert jointly form a remote consultation system.
Next, as shown in fig. 3, a hardware block diagram of a communication module log capture system is introduced.
Specifically, the method comprises the following steps: (1) the communication module log grabbing system (hereinafter referred to as a system) adopts NXP I.MX6ULL as a core CPU, provides high-speed and low-delay communication for a Linux core board through a USB interface mounted 5G communication module, and can send grabbed serial port logs or USB logs to a cloud server in real time.
(2) The 5G communication module mentioned in the system adopts an F03X communication module, supports low-delay and ultrahigh-rate wireless transmission, and provides rich Peripheral Interface resources such as a USB Interface, a UART Interface, a Serial Peripheral Interface (SPI) and the like;
(3) the system is matched with a 4.3-inch RGB LCD touch screen, can display running state statistical information (such as networking condition, data packet state and other information) of the equipment to be detected and running state information of a Linux core board in real time, simultaneously supports a man-machine interaction function, supports reverse control of the equipment to be detected by inputting an AT instruction through the touch screen, and is convenient for visual analysis of the running state of the equipment to be detected;
(4) the system provides two paths of USB interfaces and two paths of serial ports externally, wherein the serial port part controls voltage conversion of different serial port levels through a BL1551 analog switch. The communication module chip logs, the AT logs or the USB logs (not limited to the 2G communication module, the 3G communication module, the 4G communication module, the 5G communication module and the NB-IoT communication module) can be collected AT the same time. And then the data is transmitted to a local end of a Personal Computer (PC) through a system USB interface, and finally the log analysis is completed by accessing a log analysis tool through a virtual serial port technology, so that the interface limitation of the log analysis tool of a chip scheme manufacturer is eliminated, and the data processing system is not limited to chip platforms such as a high pass, Haisi, Union department, Shaoyin and the like. Meanwhile, the system transmits the captured serial port log or USB log to a 5G communication module through a USB interface, and transmits the serial port log or USB log to a cloud server for storage and processing in real time through a 5G network;
(5) the 10000mAh high-capacity rechargeable lithium battery is arranged in the system, so that independence and portability can be provided for practical application of the system; meanwhile, the Linux core board can control the JW5060T switch to respectively provide 3.3V and 5V external output power supplies for independently supplying power to the equipment to be detected.
Next, the description will be given by capturing the device log of the device to be tested. Optionally, the equipment to be detected can be an internet of things water meter.
For example, 100 household internet of things water meters are arranged in a certain residential building, the internet of things water meters comprise internet of things modules, for example, M5310-a modules (an NB-IoT module, which is described below as an example of the internet of things module being the M5310-a module), and the 100 water meters have a phenomenon that data is not reported for multiple days. After receiving the repair request, the original factory engineer of the internet of things module (namely the above-mentioned on-site maintenance personnel) can rush to the on-site for troubleshooting. After the current water meter communication board arrives at the site, according to the conventional mode, on-site maintenance personnel need to weld wires on relevant pins (such as log output pins, power supply pins and the like) of the internet of things module on the original internet of things water meter communication board through electric soldering iron, access local debugging equipment (such as a notebook computer) through an adapter under the condition of external power supply, and finally access a Haesi log grabbing tool UEmonitor to grab the logs. In the mode, potential safety hazards exist in the electric soldering iron welding wire, the workload is large, external power supply conditions do not exist in certain scenes, and the efficiency is poor.
However, the detection system provided by the utility model controls voltage conversion of different UART interfaces (UART interfaces can also be called as serial ports) levels through the BL1551 analog switch, can select 2.8V levels for capturing M5310-A module logs, can select the serial port DRX and the serial port DTX on the connector to be directly connected with the output pin of the M5310-A log through a DuPont wire, and inputs 3.3V working current to the M5310-A module through the voltage stabilizing equipment to drive the module to start and output the log. The detection system can transmit the captured M5310-A module log to the 5G module through the USB interface, and transmit the captured M5310-A module log to the remote server for storage and processing in real time through the 5G network. And finally, accessing a Haesi log grabbing tool UE Monitor through a virtual serial port technology to complete log analysis. The whole daily grabbing process is efficient and convenient, and troubleshooting of the actual application environment of the terminal product is facilitated.
Next, as shown in fig. 4, a schematic diagram of a remote consultation system is introduced.
The remote consultation system mainly comprises a cloud server and a Python application program, can display serial logs or USB logs captured by the communication module log capturing system in real time, and is convenient for diagnosis and analysis of engineers. Meanwhile, the remote consultation system supports communication of a plurality of computers, can push serial port log data or USB log data to a remote computer terminal, and is convenient for multi-party personnel diagnosis analysis and remote control of module manufacturer engineers and chip manufacturer engineers.
When the remote consultation system acquires data signals of the equipment to be diagnosed (namely the equipment to be diagnosed), the remote consultation system can be connected with a diagnostic apparatus (a Linux ARM board) through a UART interface or a USB interface, and the data signals are uploaded through MQTT Client and MQTT transparent transmission. Generally, the diagnostic device is connected to a cloud server, which may be referred to as MQTT: single server/single client. The local PC is connected with the cloud server, and generally, there may be a plurality of PCs, and a plurality of PCs are connected with the server, and may be referred to as MQTT: single server/multiple clients. The local PC is connected with a PC end log analysis tool through a UART interface, and a Python script runs on the local PC to analyze data signals. Optionally, the local PC may also transmit data signals or control signals through MQTT Client and MQTT transparent transmission.
Specifically, the method comprises the following steps: (1) the remote consultation system adopts a Message Queue Telemetry Transport (MQTT) cloud server, has high concurrency and low time delay, and has good cross-platform or cloud deployment compatibility. The communication module log capture system transmits log data to a theme subscribed in advance by a cloud server through a 5G network by means of a 5G communication module and an MQTT protocol for storage and processing;
(2) the PC terminal subscription application is realized by using Python language, and a Python interpreter and a virtual serial port library are embedded in the PC terminal subscription application. The method comprises the following specific implementation steps: firstly, a virtual serial port library realizes a virtual serial port technology, a serial port pair Com 25 and Com 26 is generated, a serial port log or a USB log captured by a communication module log capture system is connected with a local PC (personal computer) through a USB (universal serial bus) interface, and log data are sent to a log analysis tool for analysis through the Com 26 (the analysis tool is not limited to analysis tools corresponding to chip platforms such as high-pass, Haesian, joint distribution department, sharpening and the like); the Python application program realizes that the PC end is automatically connected with the MQTT cloud server, log data of equipment to be detected are obtained from the cloud server through Com 25, and finally the log data are sent to an analysis grabbing tool for analysis through Com 26; and thirdly, the PC terminal inputs a command through Com 25 and reversely reaches the equipment to be detected through the MQTT cloud server, so that the control information interaction between the remote terminal and the equipment to be detected is realized. Wherein: the command can be an AT command, is used for reversely debugging the application layer function of the equipment to be tested AT the PC end, and is compatible with all the existing serial port debugging tools, such as a friendly serial port assistant, a sscom serial port assistant, a sherry blue serial port assistant and the like; the command can also be a designated character or a designated character string, and the Linux core board is used for reversely controlling the equipment to be tested to run an automatic test script or develop a stress test.
It should be noted that the PC end may be a local PC end or a remote PC end. The PC terminal subscription application is realized by using Python language, a Python interpreter and a virtual serial port library are embedded, one-key installation of the PC terminal is supported, complex environment construction work is omitted, and multi-party personnel diagnosis analysis and remote control of a module manufacturer engineer and a chip manufacturer engineer are facilitated.
Next, the description will be made again with reference to capturing the device log of the device to be tested.
For example, there is the data packet loss phenomenon in the thing networking water gauge of a certain residential building installation of some place, and the thing networking module that includes in this thing networking water gauge is for example ML302 module (ML302 module is a 4G module), and after receiving the request of reporting to repair, if the maintainer can't be waited for the on-the-spot investigation the very first time, ammeter manufacturer technical staff can snatch and coordinate the long-range consultation of thing networking module original factory engineer with the help of the log of this detecting system independent completion thing networking module.
Specifically, a second USB interface of the detection system is connected with a USB end of the ML302 module, 3.3V working current is input into the ML302 module through voltage stabilizing equipment to drive the ML302 module to be started and output logs, the captured ML302 module logs are transmitted to the 5G communication module through the second USB interface and are transmitted to the remote server for storage through the 5G network in real time. The remote internet of things module original factory engineer runs a Python application program on the remote equipment end, the remote equipment end locally generates a serial port pair Com 25 and Com 26, and meanwhile, the remote equipment end is connected with an MQTT cloud server. And then, acquiring log data of the equipment to be tested from the MQTT cloud server through a Com 25, and finally, sending the log data to a Coolwatcher tool for analysis (ML302 module log analysis tool) through a Com 26, wherein an engineer can remotely guide technical personnel software modification and debugging of an electricity meter manufacturer according to the analyzed log condition. Meanwhile, an engineer can select a serial port Com 25 input command (for example, when data packet loss occurs, an AT instruction for inquiring the network injection state and the connection state of the server is input) AT the local debugging equipment end through the sscom serial port assistant, and the command reversely reaches the terminal equipment through the MQTT cloud server, so that the interaction between the remote end and the control information of the equipment to be detected is realized, and the abnormal analysis conclusion is better verified.
In summary, the detection system provided by the utility model has the following advantages:
1. the captured serial port log or USB log is supported to be transmitted to a remote server in real time through a 5G network, and finally the captured serial port log or USB log can be pushed to a plurality of remote computer terminals (the remote computer terminals are also the remote equipment), so that multi-party personnel diagnosis and analysis of physical network module manufacturer engineers and chip manufacturer engineers are facilitated, and multi-party real-time remote consultation is realized.
2. The remote equipment and the equipment to be detected are supported to control information interaction, and pressure testing and remote control are conveniently carried out.
3. The device for detecting the far-end detection through reverse debugging of the virtual serial port of the computer end is supported, and the device can be compatible with all existing serial port debugging tools.
4. Has wide application range. The method supports capturing serial logs or USB logs of common communication modules in the market (including a 2G communication module, a 3G communication module, a 4G communication module, a 5G communication module and an NB-IoT communication module).
5. The interface limitation of a log analysis tool of a chip scheme manufacturer is eliminated, and the method is not limited to chip platforms such as high-pass, Haesi, linkage department and Sharpness.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (8)

1. A detection system, comprising:
a power supply module;
the controller is connected with the power supply module and comprises at least two universal asynchronous receiving and transmitting transmitter (UART) interfaces and at least two Universal Serial Bus (USB) interfaces, wherein the controller is connected with the equipment to be detected through a first USB interface;
the system comprises a data acquisition module and a level control module, wherein the data acquisition module is respectively connected with equipment to be detected and the level control module, and the level control module is connected with the controller through a UART interface;
the level control module receives a first control signal sent by a controller and outputs a power supply voltage provided for the data acquisition module; and the controller receives the data signal of the equipment to be detected acquired by the first USB interface and/or the UART interface.
2. The detection system of claim 1, further comprising:
the communication module is connected with the controller;
and the remote server is connected with the communication module, and the communication module sends the data signal acquired by the controller to the remote server and sends a second control signal of the remote server to the controller.
3. The detection system of claim 2, wherein the communication module is coupled to the controller via a second USB interface.
4. The detection system of claim 1, wherein the level control module comprises: the level conversion unit is respectively connected with the controller and the data acquisition module, and the switch unit is respectively connected with the level conversion unit and the controller;
the level conversion unit is connected with the controller through the UART interface.
5. The detection system of claim 1, further comprising:
the display device is connected with the controller;
the display device receives the state information of the equipment to be tested sent by the controller, receives an input control instruction signal and sends the control instruction signal to the controller, and the control instruction signal is used for indicating the test of the equipment to be tested.
6. The detection system according to claim 1, wherein the controller is connected to a local debugging device by using a third USB interface, and the controller sends the acquired data signal to the local debugging device and receives a third control signal sent by the local debugging device.
7. The detection system of claim 1, further comprising:
the voltage stabilizing equipment is connected with the equipment to be detected, and is also respectively connected with the power supply module and the controller;
and the voltage stabilizing equipment receives the fourth control signal sent by the controller and outputs the power supply voltage to the equipment to be detected.
8. The detection system of claim 2, further comprising:
the remote equipment is connected with the remote server, receives the data signal sent by the remote server and sends a second control signal generated according to the data signal to the remote server.
CN202121550866.1U 2021-07-07 2021-07-07 Detection system Active CN215912116U (en)

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CN202121550866.1U CN215912116U (en) 2021-07-07 2021-07-07 Detection system

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CN202121550866.1U CN215912116U (en) 2021-07-07 2021-07-07 Detection system

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Publication Number Publication Date
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