MODBUS通讯协议及编程

上传者: yonglwin | 上传时间: 2022-10-27 16:36:46 | 文件大小: 74KB | 文件类型: ZIP
基于RS485 或RS232 完整通信,完全实现功能码读线圈寄存器——01H、读离散输入状态—02H、读保持寄存器——03H、读输入寄存器——04H、写单个线圈——05H、写单个保持寄存器—06H、写多个线圈——0FH、写多个保持寄存器-10H;可修改为用于公共安全、智能家居、智慧交通、智慧城市的各个功能模块;对程序的封装完整可靠的读取主站的信息。可在其他项目中轻松调用,进行二次开发。

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