This project provides an implementation of Modbus communication using an ESP32 microcontroller and an RS485 module. Modbus is a widely used communication protocol in the industrial automation field, ...

The ESP32 Modbus module is designed for integrating Modbus-enabled devices with Home Assistant. It supports various devices including: Nilan Ventilation (CTS602/602Light and CTS400 with Modbus) Wavin ...

How to Connect GSM Module to ESP32: Technical Specifications In the center of the breakout board is the SIM800L GSM/GPRS Module from SimCom. As pointed out in the pinout section above, the operating ...