Monitor SMA Inverter with ESP8266
Posted: Sun Aug 27, 2017 6:43 am
My SMA Inverter has an interface for bluetooth or RS485 modules. Assuming it is ttl, what is the chance of connecting an ESP8266 for wifi access to the inverter?
I found a Sunny Boy UART (RS232) PiggyBack project description on an old blog.
I found a Sunny Boy UART (RS232) PiggyBack project description on an old blog.