Monitoring Esmart3 Mppt in Home Assistant

copy the file in configuration.yaml

Use the cable CC-USB-RS485-CC150U with the modified rj45 connection

RJ45

epever ------------ Esmart3

pin 4 -------------- pin 2 ----------- RS485 B

pin 6 -------------- pin 1 ----------- RS485 A

pin 8 -------------- pin 6 ----------- GND