CN115314431A - Automatic DoIP test system - Google Patents
Automatic DoIP test system Download PDFInfo
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- CN115314431A CN115314431A CN202210889611.0A CN202210889611A CN115314431A CN 115314431 A CN115314431 A CN 115314431A CN 202210889611 A CN202210889611 A CN 202210889611A CN 115314431 A CN115314431 A CN 115314431A
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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 discloses an automatic DoIP test system, which comprises: the CANoe software module, the power control system, the VN5640 hardware module and the PC automatic test execution unit are used for developing and running a test script CAPL of an automatic test DoIP through the CANoe software module, the VN5640 hardware is in communication connection with the tested controller, and the dormancy and awakening of the controller can be controlled.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted Ethernet DoIP testing, in particular to an automatic DoIP testing system.
Background
DoIP refers to a diagnostic service introduced via UDS over TCP/IP, and its application scenarios mainly include: 1. an after-market mode; 2. software flashing; 3. and (5) detecting the finished automobile off line. The DoIP test is a necessary test to be performed by the vehicle-mounted Ethernet, and the functional controller can carry out diagnosis communication in an Ethernet mode. At present, the DoIP test work is realized by a third-party laboratory test qualification reporting mode, and a host factory does not have an autonomous DoIP test system.
In the process of Ethernet DoIP test verification, if the controller has the problem of controller defects, the problems can not be reproduced, extra cost needs to be paid for reproducing the problems, the period is long, great difficulty is brought to host factories and developers in correcting the defects of the controller, and the controller can not finish the Ethernet DoIP test verification or the cost is added in an urgent way for test verification before a project requires to finish approved nodes, so that project delay and fund waste are caused.
Disclosure of Invention
Aiming at the problems in the prior art, the invention designs an automatic DoIP test system, realizes high-low voltage control and voltage gradient change regulation through a power supply control system, realizes automatic change of output voltage values according to requirements, realizes respective control of multi-path output voltage, realizes execution of automatic DoIP test, can automatically judge test results, and solves the problems of difficulty in reproduction and fund waste.
The technical scheme adopted for realizing the invention is as follows: an automated DoIP test system, comprising: the system comprises a CANoe software module, a power supply control system, a VN5640 hardware module and a PC automatic test execution unit, wherein the CANoe software module is arranged in the PC automatic test execution unit, the PC automatic test execution unit is electrically connected with the power supply control system, the PC automatic test execution unit is electrically connected with the VN5640 hardware module through a USB data line, the power supply control system is electrically connected with the VN5640 hardware module, the power supply control system is electrically connected with a tested controller, and the VN5640 hardware module is electrically connected with the tested controller through a pair of twisted-pair wires.
Furthermore, a multi-channel anode and cathode reserved standard banana head socket is arranged in the power control system.
Furthermore, the PC automatic test execution unit is in communication connection with the power control system through an RJ45 data line.
Furthermore, the PC automatic test execution unit and the VN5640 hardware module are communicatively connected through an RJ45 data line.
The beneficial effects of the automatic DoIP test system are as follows:
1. an automatic DoIP test system integrates an automatic test execution control unit, can call the related equipment to realize automatic test execution, can record the action start time and the action end time of various operations, and can acquire a test result and record data;
2. an automatic DoIP test system is characterized in that a CANoe software module is used for developing and running a test script (CAPL) of an automatic DoIP test, a VN5640 hardware is used for establishing communication connection with a tested controller, dormancy and awakening of a controllable controller are achieved, a power control system is used for providing high-low voltage control and voltage gradient change adjusting functions, automatic change of an output voltage value is achieved according to requirements, a current limiting protection function is achieved, voltage is adjustable, and meanwhile current stability of the system and safety of equipment users are guaranteed.
Drawings
FIG. 1 is a simplified diagram of an automated DoIP test system architecture;
FIG. 2 is a schematic diagram of an automated DoIP test system connection;
fig. 3 is a schematic structural diagram of a power supply control system in the embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-3 and the specific embodiments described herein, which are provided for illustration only and are not intended to limit the invention.
As shown in fig. 1-2, an automated DoIP testing system for the DoIP testing of hundreds and thousands of mega ethernet comprises: the system comprises a CANoe software module, a power supply control system, a VN5640 hardware module and a PC automatic test execution unit, wherein the CANoe software module is arranged in the PC automatic test execution unit, the PC automatic test execution unit is electrically connected with the power supply control system, the PC automatic test execution unit is electrically connected with the VN5640 hardware module through a USB data line, the power supply control system is electrically connected with the VN5640 hardware module, the power supply control system is electrically connected with a tested controller, and the VN5640 hardware module is electrically connected with the tested controller through a pair of twisted-pair wires.
In the test system, a power supply control system provides high-low voltage control and voltage gradient change regulation functions, automatic change of output voltage values can be realized according to requirements, respective control of multiple paths of output voltages can be realized simultaneously, input voltages of a tested controller and an analog simulation controller unit and awakening source input of a tested controller are provided, the test system is superior to most direct current power supplies which can only manually regulate output voltages and can only regulate a single channel, and has a protection current limiting function, and the voltage regulation is realized while the current stability of the system and the safety of equipment users are ensured; a testing script (CAPL) for automatically testing DoIP is developed and run through a CANoe software module, and communication connection is established between VN5640 hardware and a tested controller, so that the controller can be controlled to sleep and wake up; the integrated PC automatic test execution unit realizes the automatic test execution by calling the related equipment, records the action starting time and the action ending time of various operations, and can acquire a test result and record data.
Example (b):
an automatic DoIP test system realizes the configuration of the DoIP test system through a PC end upper computer, the PC upper computer performs the configuration to realize the power supply voltage and current-limiting control under various working conditions, as shown in figure 3, a standard banana head socket is reserved on a multi-channel positive electrode and a multi-channel negative electrode of a power supply, and the requirement of supplying voltage can be realized through the connection of a standard banana head and a power supply positive and negative stages; the VN5640 hardware module is in communication connection with a PC through a USB data line, and is connected with the measured controller through a pair of twisted-pair lines at the connecting end of the measured controller to perform data interaction communication; the PC automatic test execution unit is connected with the power supply control system through an RJ45 data line, connected with the VN5640 hardware module through the RJ45 data line, and used for calling and controlling the power supply control unit and the VN5640 hardware module through a PC upper computer, so that automatic test execution and test result judgment are realized, and corresponding test data can be recorded. Adequate problem analysis and controller fault correction support can be provided for problem data. The development time and the project fund are saved, and the project can be carried out smoothly.
A test procedure of an automatic DoIP test system comprises the following steps:
1. initial conditions:
1. the measured controller is connected to the stable power supply;
2. the measured controller operates in a normal mode;
3. the enable line is active;
2. the method comprises the following operation steps:
1. normally powering on the measured controller;
2. establishing a TCP connection;
3. the test equipment sends a communication activation request, and the tested controller is expected to reply a communication activation response at the moment;
4. the test equipment sends a diagnosis request, and the tested controller is expected to reply a diagnosis ACK response at the moment;
5. and waiting for the diagnosis response message and automatically judging the result.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (4)
1. An automated DoIP test system, comprising: the system comprises a CANoe software module, a power supply control system, a VN5640 hardware module and a PC automatic test execution unit, wherein the CANoe software module is arranged in the PC automatic test execution unit, the PC automatic test execution unit is electrically connected with the power supply control system, the PC automatic test execution unit is electrically connected with the VN5640 hardware module through a USB data line, the power supply control system is electrically connected with the VN5640 hardware module, the power supply control system is electrically connected with a tested controller, and the VN5640 hardware module is electrically connected with the tested controller through a pair of twisted-pair wires.
2. An automated DoIP testing system according to claim 1, wherein a multi-channel positive and negative pre-defined standard banana-head sockets are provided in the power control system.
3. An automated DoIP testing system as claimed in claim 1, wherein the PC automated test execution unit is communicatively coupled to the power control system via RJ45 data lines.
4. An automated DoIP testing system according to claim 1, wherein the PC Automation test execution Unit is communicatively coupled to the VN5640 hardware module via RJ45 data lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210889611.0A CN115314431A (en) | 2022-07-27 | 2022-07-27 | Automatic DoIP test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210889611.0A CN115314431A (en) | 2022-07-27 | 2022-07-27 | Automatic DoIP test system |
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| CN115314431A true CN115314431A (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210889611.0A Pending CN115314431A (en) | 2022-07-27 | 2022-07-27 | Automatic DoIP test system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110995547A (en) * | 2019-12-24 | 2020-04-10 | 国汽(北京)智能网联汽车研究院有限公司 | Vehicle-mounted high-speed network testing system and method |
| CN213457762U (en) * | 2020-11-24 | 2021-06-15 | 一汽-大众汽车有限公司 | Vehicle controller refreshing test bench |
| CN114545886A (en) * | 2020-11-24 | 2022-05-27 | 一汽-大众汽车有限公司 | Vehicle controller refreshing test bench and refreshing test method |
-
2022
- 2022-07-27 CN CN202210889611.0A patent/CN115314431A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110995547A (en) * | 2019-12-24 | 2020-04-10 | 国汽(北京)智能网联汽车研究院有限公司 | Vehicle-mounted high-speed network testing system and method |
| CN213457762U (en) * | 2020-11-24 | 2021-06-15 | 一汽-大众汽车有限公司 | Vehicle controller refreshing test bench |
| CN114545886A (en) * | 2020-11-24 | 2022-05-27 | 一汽-大众汽车有限公司 | Vehicle controller refreshing test bench and refreshing test method |
Non-Patent Citations (1)
| Title |
|---|
| 郭灿 等: "基于服务的车载以太网研究与开发", 现代电子技术, pages 2 * |
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