Diagnosis equipment compatible with car control communication protocols

• Main Author: SHI WENWEI
• Format: Patent
• Language: Chinese; English
• Published: 12.06.2018
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The invention discloses diagnosis equipment compatible with car control communication protocols, and relates to the car diagnosis equipment. The car diagnosis equipment comprises a car-mounted OBD-IIport, a computer, an ELM327 module and a computer built-in detection program; the car-mounted OBD-II port is used for sending a car-mounted system signal to the ELM327 module; the ELM327 module is used for converting data of an OBD-II protocol and sending the data of the OBD-II protocol to a data interface of the computer; the data interface is used for receiving data of the ELM327 module and sending the data of the ELM327 module to the computer; the detection program is used for obtaining data of a serial communication bus interface and converting the data of the serial communication bus interface into visual display content. The diagnosis equipment is compatible with most existing car control communication protocols, has good compatibility, solves the problems of high cost and poor compatibility of specific diag