A functional test system and its control method applied to automotive electronic control units
A control unit and automotive electronics technology, applied in electrical testing/monitoring, etc., can solve the problems of low reliability of hardware circuits, insufficient integration, complex system circuits, etc., to improve the test accuracy and efficiency, the overall layout is reasonable, Highly integrated effect
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[0042] The present invention is a function test system applied to the electronic control unit of the automobile. The system provides various simulated operating environments for the electronic control unit of the automobile, makes it work in various design states, thereby obtains the parameters of each state, and verifies the electronic control unit of the automobile. Whether the function of the control unit meets the design requirements.
[0043] see figure 1 It can be seen that the functional test system includes industrial computer 1, DC power supply 2, desktop digital multimeter 3, signal generator 4, matrix module 5, power conversion module 6, communication conversion module 7, high-power switch group 8, current loop 9, and simulated load 10. Needle bed fixture 11, barcode scanning gun 12, signal indicator light 13, DC matrix switch 14, emergency stop button 15, leakage circuit breaker 16, cooling fan 17, display 18, UPS19 (uninterruptible power supply), AC expansion modu...
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