CN113965484A - Test method and system for automobile bus dormancy awakening rack - Google Patents
Test method and system for automobile bus dormancy awakening rack Download PDFInfo
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- CN113965484A CN113965484A CN202111227314.1A CN202111227314A CN113965484A CN 113965484 A CN113965484 A CN 113965484A CN 202111227314 A CN202111227314 A CN 202111227314A CN 113965484 A CN113965484 A CN 113965484A
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- 238000010998 test method Methods 0.000 title claims description 6
- 238000012360 testing method Methods 0.000 claims abstract description 41
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000007958 sleep Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000010354 integration Effects 0.000 claims abstract description 5
- 230000001960 triggered effect Effects 0.000 claims abstract description 4
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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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Abstract
The invention relates to the technical field of automobile bus communication, and provides an automobile bus dormancy awakening rack test system, which comprises: the test unit of integration on CANOE software, the test unit passes through the CAN bus and is connected with vehicle control unit ECU communication, and wherein the test unit includes: the awakening module is used for periodically sending awakening frames with set number to the ID address of the selected object to be awakened after the ECU of the vehicle controller is determined to be in sleep; the recording module is used for recording the receiving time of the awakening frame of the object to be awakened and/or the sending time of the feedback frame in real time; and the display module is used for displaying and outputting the recorded data through the display module when the awakening times triggered by the awakening module reach the set awakening times. According to the invention, a set of dormancy wakeup frames of various voltage working condition application scenes of the test bus are simulated and tested by the CANoe, and the test data is recorded, so that the test process of the dormancy wakeup frames of the communication bus is simplified, and the efficiency of the dormancy wakeup frames of the communication bus is improved.
Description
Technical Field
The invention relates to the technical field of automobile bus communication, and provides a method and a system for testing an automobile bus dormancy awakening rack.
Background
Along with the trend of automobile intelligentization and networking, the requirement of public customers on automobile intelligent service is gradually increased, 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 are more and more complex, and the test complexity and the test scene requirements are more and more high. The bus dormancy awakening test of the traditional manual rack has the problems of low test efficiency and incomplete scene test.
Disclosure of Invention
The invention provides a test system for a sleep wake-up rack of an automobile bus, aiming at improving the problems.
The invention is realized in this way, a car bus dormancy awakens the test system of the rack, the said system includes:
the test unit of integration on CANOE software, the test unit passes through the CAN bus and is connected with vehicle control unit ECU communication, and wherein the test unit includes:
the awakening module is used for selecting the ID address of the object to be awakened to periodically send awakening frames with set number after determining that the ECU of the vehicle controller is dormant;
the recording module is used for recording the receiving time of the awakening frame of the object to be awakened and/or the sending time of the feedback frame in real time;
and the display module is used for displaying and outputting the recorded data through the display module when the awakening times executed by the awakening module reach the set awakening 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 awakening frame number determining module is used for determining the number of the awakening frames sent by awakening each time and sending the awakening frames to the awakening module;
a sending period determining module for determining the sending period of each awakening frame and sending the sending period to the awakening module;
and the awakening frequency determining module is used for determining the triggered awakening frequency and sending the awakening frequency to the awakening module.
Further, the system further comprises:
and the power supply selection unit is used for selecting the power supply voltage of the awakening module.
Furthermore, the value range of the power supply voltage is 9V-16V.
The invention is realized in this way, a test method for a car bus dormancy awakening rack, which specifically comprises the following steps:
s1, detecting whether the ECU of the vehicle controller is in a dormant state or not, if so, periodically sending a set number of awakening frames to the ID address of the selected object to be awakened;
s2, recording the receiving time of the wake-up frame and/or the sending time of the feedback frame of the selected object to be woken up in real time;
and S3, after each awakening, detecting whether the number of awakening times executed currently reaches the set number of awakening times, if so, outputting the recorded data, and if not, executing the step S1.
Further, timing is started after each awakening is finished, and the ECU of the whole vehicle controller is determined to be in a dormant state after the timing duration reaches the set yes duration.
Further, the set wake-up times is greater than 3 times, the number of wake-up frames in each wake-up is 10 frames, and the sending period of each wake-up frame is 200 ms.
According to the test method for the automobile bus dormancy awakening rack provided by the invention, a set of dormancy awakening frames of various voltage working condition application scenes of the test bus are simulated and tested through the CANoe, and test data is recorded, so that the test process of the communication bus dormancy awakening frames is simplified, and the efficiency of the communication bus dormancy awakening frames is improved.
Drawings
Fig. 1 is a schematic structural diagram of a test system for a bus sleep wake-up stand of an automobile according to an embodiment of the present invention;
fig. 2 is a flowchart of a method for testing a sleep/wake-up stand of an automobile bus according to an embodiment of the present invention.
Detailed Description
The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a test system for a bus sleep wake-up rack of an automobile according to an embodiment of the present invention, which, for convenience of description, only shows parts related to the embodiment of the present invention, and the system includes:
the test unit of integration on CANOE software, the test unit passes through the CAN bus and is connected with vehicle control unit ECU communication, and wherein the test unit includes:
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 vehicle controller is in a sleep state, the awakening module executes awakening operation, namely periodically sending awakening frames with set number to the ID address of the selected object to be awakened;
the recording module is used for recording the receiving time of the awakening frame of the object to be awakened and/or the sending time of the feedback frame in real time;
and the display module is used for displaying and outputting the recorded data through the display module when the awakening module executes the awakening operation times reach the set awakening times.
In an embodiment of the present invention, the test unit further includes: an ID selection module, a wake-up frame number determination module, a sending period determination module and a wake-up frequency determination module, wherein the ID selection module, the wake-up frame number determination module, the sending period determination module and the wake-up frequency determination module are all in communication connection with the wake-up module, the ID selection module is in communication connection with the 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 awakening frame number determining module is used for determining the number of the awakening frames sent by awakening each time and sending the awakening frames to the awakening module;
a sending period determining module for determining the sending period of each awakening frame and sending the sending period to the awakening module;
and the awakening frequency determining module is used for determining the triggered awakening frequency and sending the awakening frequency to the awakening module.
In an embodiment of the present invention, the system further includes:
and the power supply selection unit is used for selecting the power supply voltage of the awakening module, and the power supply voltage is generally 9-16V.
Fig. 2 is a flowchart of a method for testing a sleep/wake-up stand 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 vehicle controller is in a dormant state, if so, periodically sending a set number of awakening frames to the ID address of the selected object to be awakened, and if not, continuously detecting whether the ECU of the vehicle controller is in the dormant state;
s2, recording the receiving time of the wake-up frame and/or the sending time of the feedback frame of the selected object to be woken up in real time;
and S3, after each awakening, detecting whether the number of awakening times executed currently reaches the set number of awakening times, if so, outputting the recorded data, and if not, executing the step S1.
In the embodiment of the invention, the timing is started after the awakening is finished every time, and the ECU of the whole vehicle controller is determined to be in the dormant state after the timing duration reaches the set yes duration.
In the embodiment of the invention, the set wake-up times are generally more than 3 times, the number of wake-up frames in each wake-up is 10 frames, the sending period of each wake-up frame is 200ms, namely after the set time length after the whole vehicle is powered off, the whole vehicle controller ECU is considered to be in a dormant state, the first wake-up operation is started, the wake-up frame is sent to the selected wake-up object after 200ms, the above operations are repeatedly executed until the wake-up frame of 10 frames is periodically sent to the selected wake-up object, the wake-up is finished, after the set time length, the second wake-up operation is started, the second wake-up operation is the same as the first wake-up operation, the multiple wake-up operations are repeatedly read, the wake-up frame receiving time and/or the sending time of the feedback frame of the selected object are recorded in real time in the whole wake-up operation process, when the number of wake-up operations reaches the set wake-up times, and outputting recorded data, namely receiving time of the awakening frame and/or sending time data of the feedback frame of the selected awakening object in the whole awakening operation process, and analyzing the recorded data by a tester to determine whether the definition requirement of the awakening frame of the vehicle factory is met.
According to the test method for the automobile bus dormancy awakening rack provided by the invention, a set of dormancy awakening frames of various voltage working condition application scenes of the test bus are simulated and tested through the CANoe, and test data is recorded, so that the test process of the communication bus dormancy awakening frames is simplified, and the efficiency of the communication bus dormancy awakening frames is improved.
It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.
Claims (7)
1. A vehicle bus sleep wake-up rack test system, the system comprising:
the test unit of integration on CANOE software, the test unit passes through the CAN bus and is connected with vehicle control unit ECU communication, and wherein the test unit includes:
the awakening module is used for selecting the ID address of the object to be awakened to periodically send awakening frames with set number after determining that the ECU of the vehicle controller is dormant;
the recording module is used for recording the receiving time of the awakening frame of the object to be awakened and/or the sending time of the feedback frame in real time;
and the display module is used for displaying and outputting the recorded data through the display module when the awakening times executed by the awakening module reach the set awakening times.
2. The vehicle bus sleep wake-up rig test system of claim 1, further comprising:
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 awakening frame number determining module is used for determining the number of the awakening frames sent by awakening each time and sending the awakening frames to the awakening module;
a sending period determining module for determining the sending period of each awakening frame and sending the sending period to the awakening module;
and the awakening frequency determining module is used for determining the triggered awakening frequency and sending the awakening frequency to the awakening module.
3. The vehicle bus sleep wake-up rig test system of claim 1, further comprising:
and the power supply selection unit is used for selecting the power supply voltage of the awakening module.
4. The vehicle bus sleep wake-up bench test system according to claim 1, wherein the supply voltage ranges from 9V to 16V.
5. A test method for a bus dormancy awakening rack of an automobile is characterized by comprising the following steps:
s1, detecting whether the ECU of the vehicle controller is in a dormant state or not, if so, periodically sending a set number of awakening frames to the ID address of the selected object to be awakened;
s2, recording the receiving time of the wake-up frame and/or the sending time of the feedback frame of the selected object to be woken up in real time;
and S3, after each awakening, detecting whether the number of awakening times executed currently reaches the set number of awakening times, if so, outputting the recorded data, and if not, executing the step S1.
6. The method for testing the vehicle bus sleep wake-up rack according to claim 5, wherein the timing is started after each wake-up is finished, and the ECU of the vehicle controller is determined to be in the sleep state after the timing duration reaches the set yes duration.
7. The method for testing the bus sleep wake-up stand of claim 5, wherein the set wake-up times is greater than 3, the number of wake-up frames in each wake-up is 10, and the transmission period of each wake-up frame is 200 ms.
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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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Cited By (1)
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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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Effective date of registration: 20240423 Address after: 241000 No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Applicant after: CHERY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Applicant before: Chery Commercial Vehicles (Anhui) Co., Ltd. Country or region before: China |
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