Method, device, medium and equipment for wireless diagnosis of electric vehicle motor controller based on uds protocol
A motor controller, electric vehicle technology, applied in general control systems, control/regulation systems, electrical testing/monitoring, etc., can solve problems such as inconvenience in realizing the function of the Internet of Vehicles, and achieve comprehensive diagnostic service functions, good stability, The effect of easy troubleshooting
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[0024] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0025] Such as figure 1 As shown, the wireless diagnosis method for electric vehicle motor controller based on UDS protocol in this embodiment adopts the wireless bluetooth communication transmission mode, and the UDS unified diagnosis service rule based on CAN bus establishes a diagnosis communication mechanism with the ECU of the motor controller to read and store Fault information and parameters in the ECU internal storage area, and parsed for troubleshooting. The UDS protocol-based wireless diagnostic method for electric vehicle motor controllers of the present invention establishes communication with the motor controller ECU based on the UDS unified diagnostic service rules of the CAN bus, so that the entire communication mechanism has the characteristics of high speed, safety, and comprehensive diagnostic service functions; In addition, ...
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