Modbus RTU Server with RS485 Featherwing and ESP32

Modbus RTU server test with RS485 Featherwing and Adafruit ESP32 Feather

https://www.hwhardsoft.de/english/pro...

I've used the CSE_ArduinoModbus lib for this test. The build-in LED of the ESP32 Feather can be controlled via cool register....

#ModbusRTU #Featherwing #ESP32 #arduino #RS485 #electronicprojects