What is it good for? Allows you to connect your Modbus RTU slaves (such as sensors, energy meters, HVAC devices) to Modbus TCP/UDP masters (such as monitoring systems, home automation systems). You do ...
I got an error on the Arduino Opta RS-485 (AFX00001). This unit has a STM32H747XI CPU on 240 Mhz. On compiling the sample code " ModbusRTUMasterExample " dated 2023 ...
Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...