8倍波特率采样时钟做的uart接收模块，对于传递过来的数据进行8次采样，提高了采样的可靠性-8 times the baud rate sampling clock to do uart receiver module for the transmission of data over 8 times sampling, improve the reliability of sampling

采用PLC控制使接线简化,安装方便,而且保证运行 的可靠性,减少维修量,提高了工效。 关- Using PLC control to simplify wiring, easy installation, and ensure the reliability, reduce maintenance, improve the work efficiency. Guan

通用CRC校验程序，通过CRC校验提高通信的可靠性，该代码反应了CRC校验的基本原理-General CRC check program, to improve communication reliability through CRC check, the response code is the basic principle of the CRC