CAN总线控制器sja1000及CAN收发器82C250的应用，本程序用A51编程，适合初次开发CAN总线的用户-CAN Bus Controller sja1000 CAN transceivers and transceiver applications, the procedures used A51 programming, for the initial development of the CAN bus users

实现485、232信号到can信号的转换。根据需要调整即可。-The realization that can signal 485,232 signal conversion. According to a need to adjust to.