The invention discloses an automobile key pairing method, an automobile key and a pairing system.The automobile key comprises an independent pairing module, the pairing module comprises a processing chip, a storage and an OBD interface, the storage and the OBD interface are connected with the processing chip, and the storage prestores an OBD communication protocol of a preset automobile type and further prestores an identification code of the automobile key; the pairing method comprises the steps that the pairing module is in butt joint with a corresponding interface in an automobile through an OBD interface and obtains a power source from the automobile, so that a processing chip is powered on and started; the processing chip sends an initialization instruction to the OBD interface by adopting an OBD communication protocol of a preset automobile type, so that the OBD interface establishes data interaction with the automobile; and the processing chip sends the identification code of the automobile key to the OBD interface by adopting an OBD communication protocol of a preset automobile type, so that the identification code interacts with automobile data, automobile key pairing is completed, and the automobile key pairing device is convenient to use, small in size and low in cost.
本发明公开了汽车钥匙配对方法、汽车钥匙和配对系统,所述汽车钥匙包括一个独立的配对模块,该配对模块包括处理芯片和与处理芯片连接的存储器、OBD接口,所述存储器预存有预设汽车车型的OBD通讯协议且还预存有所述汽车钥匙的识别码,所述配对方法包括:配对模块通过OBD接口与汽车上对应接口对接且从汽车上获取电源,使所述处理芯片得电启动;处理芯片采用预设汽车车型的OBD通讯协议发送初始化指令到OBD接口,使其与汽车建立数据交互;处理芯片采用预设汽车车型的OBD通讯协议发送所述汽车钥匙的识别码到OBD接口,使其与汽车数据交互,完成汽车钥匙配对,本发明方案使用方便,体积小,成本低。
Automobile key pairing method, automobile key and pairing system
汽车钥匙配对方法、汽车钥匙和配对系统
2023-06-13
Patent
Electronic Resource
Chinese
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