CN113965484B - Automobile bus dormancy awakening bench test method and system - Google Patents
Automobile bus dormancy awakening bench test method and system Download PDFInfo
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- CN113965484B CN113965484B CN202111227314.1A CN202111227314A CN113965484B CN 113965484 B CN113965484 B CN 113965484B CN 202111227314 A CN202111227314 A CN 202111227314A CN 113965484 B CN113965484 B CN 113965484B
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- 238000010998 test method Methods 0.000 title claims description 4
- 230000005059 dormancy Effects 0.000 title abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 46
- 230000007958 sleep Effects 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000001960 triggered effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- Computer Networks & Wireless Communication (AREA)
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- Environmental & Geological Engineering (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention relates to the technical field of automobile bus communication, and provides an automobile bus dormancy awakening bench test system, which comprises: the test unit is integrated on CANOE software, and the test unit is connected with the ECU of the whole vehicle controller through the CAN bus in a communication way, wherein the test unit comprises: the wake-up module periodically transmits a set number of wake-up frames to the ID address of the selected object to be waken after determining that the ECU of the whole vehicle is dormant; the recording module is used for recording the wake-up frame receiving time of the object to be wake-up and/or the feedback frame sending time in real time; and the display module is used for displaying and outputting the recorded data through the display module when the wake-up times triggered by the wake-up module reach the set wake-up times. According to the invention, the CANoe is used for compiling a set of automatic test script to simulate the sleep wakeup frames of various voltage working condition application scenes of the test bus and recording the test data, so that the test process of the sleep wakeup frames of the communication bus is simplified, and the efficiency of the sleep wakeup frames of the communication bus is improved.
Description
Technical Field
The invention relates to the technical field of automobile bus communication, and provides an automobile bus dormancy awakening bench test method and system.
Background
Along with the trend of the automobiles to the intellectualization and the networking, the requirements of mass clients on the intelligent service of the automobiles are gradually improved, and the network architecture of the whole automobile is more and more complex. The domain controller system, the automatic driving system and the intelligent cabin system integrate more intelligent service functions of the whole vehicle, the module integration level is high, the functions become more and more complex, and the test complexity and the test scene requirements become higher and higher. The bus dormancy awakening test of the traditional manual bench has the problems of low test efficiency and incomplete scene test.
Disclosure of Invention
The invention provides an automobile bus dormancy awakening bench test system, and aims to improve the problems.
The invention is realized in such a way that an automobile bus dormancy awakening rack test system comprises:
the test unit is integrated on CANOE software, and the test unit is connected with the ECU of the whole vehicle controller through the CAN bus in a communication way, wherein the test unit comprises:
The wake-up module periodically transmits a set number of wake-up frames to the ID address of the selected object to be waken after determining that the ECU of the whole vehicle is in dormancy;
The recording module is used for recording the wake-up frame receiving time of the object to be wake-up and/or the feedback frame sending time in real time;
And the display module is used for displaying and outputting the recorded data through the display module when the number of wake-up times executed by the wake-up module reaches the set number of wake-up times.
Further, the system further comprises:
the ID selection module is used for selecting the ID address of the object to be awakened and sending the ID address to the awakening module and the recording module;
the wake-up frame number determining module is used for determining the number of wake-up frames sent by each wake-up and sending the number of wake-up frames to the wake-up module;
The sending period determining module is used for determining the sending period of each wake-up frame and sending the sending period to the wake-up module;
the wake-up number determining module determines the triggered wake-up number and sends the trigger wake-up number to the wake-up module.
Further, the system further comprises:
and the power supply selection unit is used for selecting the power supply voltage of the wake-up module.
Further, the power supply voltage is 9V-16V.
The invention discloses a method for testing a sleep wake-up rack of an automobile bus, which comprises the following steps:
S1, detecting whether an ECU (electronic control unit) of the whole vehicle is in a dormant state or not, and if so, periodically transmitting a preset number of awakening frames to an ID (identification) address of a selected object to be awakened;
s2, recording the wake-up frame receiving time and/or the feedback frame sending time of the selected object to be wake-up in real time;
and S3, after each wake-up is finished, detecting whether the number of wake-up times currently executed reaches the set wake-up number, if so, outputting recorded data, and if not, executing the step S1.
Further, the timing is started after each wake-up is finished, and the whole vehicle controller ECU is determined to be in a dormant state after the timing time length reaches the set time length.
Further, the number of wake-up times is set to be more than 3, the number of wake-up frames in each wake-up is 10 frames, and the sending period of each wake-up frame is 200ms.
According to the automobile bus dormancy awakening rack testing method, the CANoe is used for compiling a set of automatic test script to simulate dormancy awakening frames of various voltage working condition application scenes of the test bus, test data are recorded, the communication bus dormancy awakening frame testing process is simplified, and the communication bus dormancy awakening frame efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of an automobile bus sleep wake-up bench test system according to an embodiment of the invention;
Fig. 2 is a flowchart of a method for testing a sleep wakeup rack of an automobile bus according to an embodiment of the invention.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings, which illustrate preferred embodiments of the invention in further detail.
Fig. 1 is a schematic structural diagram of an automobile bus sleep wake-up bench test system according to an embodiment of the present invention, and for convenience of explanation, only a portion related to the embodiment of the present invention is shown, where the system includes:
the test unit is integrated on CANOE software, and the test unit is connected with the ECU of the whole vehicle controller through the CAN bus in a communication way, wherein the test unit comprises:
The system comprises a wake-up module, a recording module and a display module, wherein the wake-up module is connected with the recording module, the wake-up recording module is connected with the display module,
After determining that the ECU of the whole vehicle controller is dormant, the wake-up module executes wake-up operation, namely periodically transmitting a set number of wake-up frames to the ID address of the selected object to be waken up;
The recording module is used for recording the wake-up frame receiving time of the object to be wake-up and/or the feedback frame sending time in real time;
And the display module is used for displaying and outputting the recorded data through the display module when the number of times of the wake-up operation executed by the wake-up module reaches the set wake-up number.
In an embodiment of the present invention, the test unit further includes: the device comprises an ID selecting module, a wake-up frame number determining module, a sending period determining module and a wake-up frequency determining module, wherein the modules are all in communication connection with the wake-up module, the ID selecting module is in communication connection with a recording module,
The ID selection module is used for selecting the ID address of the object to be awakened and sending the ID address to the awakening module and the recording module;
the wake-up frame number determining module is used for determining the number of wake-up frames sent by each wake-up and sending the number of wake-up frames to the wake-up module;
The sending period determining module is used for determining the sending period of each wake-up frame and sending the sending period to the wake-up module;
the wake-up number determining module determines the triggered wake-up number and sends the trigger wake-up number to the wake-up module.
In an embodiment of the present invention, the system further includes:
The power supply selection unit is used for selecting the power supply voltage of the wake-up module, and the power supply voltage is generally 9V-16V.
Fig. 2 is a flowchart of a method for testing a sleep wake-up rack of an automobile bus according to an embodiment of the present invention, where the method specifically includes the following steps:
S1, detecting whether the ECU of the whole vehicle is in a dormant state or not, if the detection result is yes, periodically transmitting a preset number of wake-up frames to an ID address of a selected object to be wake-up, and if the detection result is no, continuously detecting whether the ECU of the whole vehicle is in the dormant state or not;
s2, recording the wake-up frame receiving time and/or the feedback frame sending time of the selected object to be wake-up in real time;
and S3, after each wake-up is finished, detecting whether the number of wake-up times currently executed reaches the set wake-up number, if so, outputting recorded data, and if not, executing the step S1.
In the embodiment of the invention, the timing is started after each wake-up is finished, and the ECU of the whole vehicle controller is determined to be in a dormant state after the timing time length reaches the set time length.
In the embodiment of the invention, the set number of wake-up frames is generally greater than 3, the number of wake-up frames in each wake-up is 10, the transmission period of each wake-up frame is 200ms, namely, after the whole vehicle is powered down for a set period of time, the ECU of the whole vehicle is considered to be in a sleep state, the first wake-up operation is started, the wake-up frames are transmitted to the selected wake-up object after 200ms, the wake-up frames are transmitted to the selected wake-up object again, the operations are repeatedly executed until the 10 frame wake-up frames are periodically transmitted to the selected wake-up object, the wake-up operation is ended this time, after the set period of time, the second wake-up operation is started, the second wake-up operation is identical with the first wake-up operation, the wake-up operation is repeated, the wake-up frame receiving time of the selected wake-up object and/or the transmission time of the feedback frame is recorded in real time, and record data is output until the number of wake-up operation reaches the set number of times, namely, the frame receiving time of the selected wake-up object in the whole wake-up operation and/or the transmission time data of the wake-up frame is repeatedly executed, and the test personnel analyze the record data, and confirm whether the requirements of the wake-up frame are met or not.
According to the automobile bus dormancy awakening rack testing method, the CANoe is used for compiling a set of automatic test script to simulate dormancy awakening frames of various voltage working condition application scenes of the test bus, test data are recorded, the communication bus dormancy awakening frame testing process is simplified, and the communication bus dormancy awakening frame efficiency is improved.
It is obvious that the specific implementation of the present invention is not limited by the above-mentioned modes, and that it is within the scope of protection of the present invention only to adopt various insubstantial modifications made by the method conception and technical scheme of the present invention.
Claims (6)
1. An automotive bus sleep wakeup rack test system, the system comprising:
the test unit is integrated on CANOE software, and the test unit is connected with the ECU of the whole vehicle controller through the CAN bus in a communication way, wherein the test unit comprises:
The wake-up module periodically transmits a set number of wake-up frames to the ID address of the selected object to be waken after determining that the ECU of the whole vehicle is dormant;
The recording module is used for recording the wake-up frame receiving time of the object to be wake-up and/or the feedback frame sending time in real time;
the display module is used for displaying and outputting the recorded data through the display module if the number of wake-up times executed by the wake-up module reaches the set number of wake-up times;
And starting timing after each wake-up is finished, and determining that the ECU of the whole vehicle controller is in a dormant state after the timing time length reaches the set time length.
2. The automobile bus sleep wakeup rack test system of claim 1, wherein the system further comprises:
the ID selection module is used for selecting the ID address of the object to be awakened and sending the ID address to the awakening module and the recording module;
the wake-up frame number determining module is used for determining the number of wake-up frames sent by each wake-up and sending the number of wake-up frames to the wake-up module;
The sending period determining module is used for determining the sending period of each wake-up frame and sending the sending period to the wake-up module;
the wake-up number determining module determines the triggered wake-up number and sends the trigger wake-up number to the wake-up module.
3. The automobile bus sleep wakeup rack test system of claim 1, wherein the system further comprises:
and the power supply selection unit is used for selecting the power supply voltage of the wake-up module.
4. The system for testing the sleep wakeup rack of the automobile bus of claim 3, wherein the power supply voltage is 9 v-16 v.
5. The test method for the sleep wakeup rack of the automobile bus is characterized by comprising the following steps of:
S1, detecting whether an ECU (electronic control unit) of the whole vehicle is in a dormant state or not, and if so, periodically transmitting a preset number of awakening frames to an ID (identification) address of a selected object to be awakened;
s2, recording the wake-up frame receiving time and/or the feedback frame sending time of the selected object to be wake-up in real time;
s3, after each wake-up is finished, detecting whether the number of wake-up times which are executed currently reaches the set wake-up number, if so, outputting recorded data, and if not, executing the step S1;
And starting timing after each wake-up is finished, and determining that the ECU of the whole vehicle controller is in a dormant state after the timing time length reaches the set time length.
6. The method for testing the sleep wakeup rack of the automobile bus according to claim 5, wherein the number of wakeup times is set to be greater than 3, the number of wakeup frames in each wakeup is 10 frames, and the transmission period of each wakeup frame is 200ms.
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| CN202111227314.1A CN113965484B (en) | 2021-10-21 | 2021-10-21 | Automobile bus dormancy awakening bench test method and system |
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| CN202111227314.1A CN113965484B (en) | 2021-10-21 | 2021-10-21 | Automobile bus dormancy awakening bench test method and system |
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| CN115981289A (en) * | 2023-02-10 | 2023-04-18 | 力高(山东)新能源技术股份有限公司 | Fault diagnosis processing method for CAN specific frame wakeup |
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