the system consist of arduino mega for digital inputs,analog inputs,digital outputs and nodemcu for wifi communication before using system please set the ip address of websocket or nodemcu using ...
Abstract: A low-cost open source IoT-based SCADA system for a rural BTS site using ESP32 and Arduino IoT Cloud is presented in this work. Current, voltage, temperature, and humidity sensors are ...
Abstract: In this paper, we developed the library for the microcontroller platform Arduino to apply in Modbus SCADA systems. This library allows Arduino board to communicate with RS-485 and use Modbus ...
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