MODBUS协议电压表基于89C52和PCF8591和24C02和数码管显示按键设置菜单

上传者: 45211835 | 上传时间: 2021-06-26 11:03:40 | 文件大小: 264KB | 文件类型: RAR
电压表Modbus-RTU通信/后台菜单设置 多文件 模块化编程 模块程序易移植它用 量程DC:0-20V 后台菜单设置电压表参数: 报警值,报警回差, 报警方式(上限报警,下限报警,遥控报警), 通信地址(1-247), 波特率(4800-9600-19200) 校准低端,校准高端 EPPROM程序,掉电保存设置 485+MODBUS-RTU通信, 电脑通信读取菜单数据或设置菜单数据 程序采用了多文件,方便读懂和移植,公司开发都是这样写的 压缩包包含原理图,菜单设置方法 参数介绍 代码通俗易懂

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