Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

Connect to the ESP32 over serial, and hit enter to stop it from continually rebooting. Falling back to built-in command interpreter. Woot.

But thanks to the rtl_433_ESP Arduino library developed by [NorthernMan54], we’re now able to pack that functionality into a much smaller package.