[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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A public-safe case study of an ongoing multi-board embedded robotics system for internal pipe coating inspection. The robot is designed to move inside industrial pipes and support Dry Film Thickness ...

在工业自动化领域，Modbus是应用最广泛的通用通信协议，相当于工厂设备的“通用语言”，解决了早期设备通信格式杂乱、无法互通的难题。 很多从业者常混淆Modbus RTU与Modbus TCP，甚至误以为TCP是RTU的升级替代版本。实则二者核心通信规则一致，只是传输载体 ...

The current price of Pi Network (PI) is $0.074678, as of Jul 16, 2026. Over the last 24 hours, the price has moved by -7.74%, with a change of -3.39% in the past hour. For longer-term performance, the ...