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Raspberry Pi实现Modbus TCP网关的完整方案
[导读]在老旧产线改造中,常有大量RS485 Modbus RTU设备(温湿度、电表、变频器)需要接入上位机或MES,但它们不支持TCP。此时用Raspberry Pi(树莓派)运行Modbus TCP↔RTU网关程序,既能做协议转换,又能充当边缘数据预处理节点。本文基于Raspberry Pi OS + pymodbus库,给 ...
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