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本文首先介绍了 CAN 总线技术,然后给出了 CAN 总线技术在以摩托罗拉16位单片机 MC9S12为中央控制器的某汽车仪表系统中的应用,并对该系统总体结构及其中 CAN 通信模块的软硬件设计作了详细说明。
This paper first introduces the CAN bus technology, and then presents the CAN bus technology in a car 16-bit microcontroller MC9S12 as a central controller of a car instrumentation system, and the overall structure of the system and the CAN communication module hardware and software design Made a detailed explanation.