Arduino-based Modbus TCP slave device for remote relay control from a SCADA system. The device receives relay commands over Modbus TCP, runs the relay for a configurable time interval, reports the ...

The Modbus library provides a way to transform our PLCs in Modbus masters or slaves over various hardware interfaces, such as RS-485/RS-232 or Ethernet. It provides ...

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus RTU (RS-485) or Modbus TCP/IP (Ethernet/Wi-Fi). Designed for use in farms, ...