信捷PLC485读电表程序，通过梯形图编写电表协议，成功读取智能电表数据-Application letter jie PLC485 read the meters, with its electric meter protocol, ladder diagram read smart meter data successfully

美信71M6543原厂电表demo源代码，很方便的做各种一直，包括CE代码、校准表格、RTC补偿、wrate计算；485通讯。-Letter beauty 71M6543 original electric meter factory demo source code, very convenient do all have been, including the calculation of CE Code, calibration tables, RTC compensation, wrat