在分析CANopen 協(xié)議結(jié)構(gòu)和特點(diǎn)的基礎(chǔ)上，著重給出了用CANopen 協(xié)議開(kāi)發(fā)車(chē)載平臺(tái)數(shù)據(jù)通訊系統(tǒng)的方法，其中包括CAN 控制器的硬件接口設(shè)計(jì)和DLL 模塊、對(duì)象字典、應(yīng)用程序等軟件部分實(shí)現(xiàn)，通過(guò)在車(chē)載平臺(tái)數(shù)據(jù)通訊系統(tǒng)的運(yùn)行，驗(yàn)證了數(shù)據(jù)通訊系統(tǒng)的可靠性。
關(guān)鍵詞：CANopen，對(duì)象字典，穩(wěn)定平臺(tái)，數(shù)據(jù)通訊
Abstract: Analyzes the structure and characteristic of CANopen protocol, and describes the realization way of the vehicle-borne platform in detail, which includes the hardware interface design of CAN controller, and the software realization of DLL module, object dictionary and application program, finally, the reliability of the data communication system is testified by experiment.
Key words: CANopen; Object Dictionary; stabilized platform; data communication