pipenv install --dev

1. Copy sonoff/user_config_override_sample.h -> sonoff/user_config_override.h
2. Add custom config

1. enter pipenv shell: pipenv shell
2. keep button pressed while plugging usb
3. get port path: pio device list
4. upload: pio run -t upload --upload-port <port>

platformio.ini: upload_speed

• Ping: esptool.py --port <port> chip_id
• Monitor: pio device monitor --port <port>
  • Ip: when in monitor type ipaddress + <enter>

Arduino.RESET <-> Arduino.Ground
Arduino.TX <-> ESP8266.TX # try TX->RX if not working
Arduino.RX <-> ESP8266.RX # try RX->TX if not working
Arduino.Ground <-> ESP8266.Ground
Arduino.3_3V <-> ESP8266.3_3V

Tasmota Wiki

Youtube:

• DrZzs
• SuperHouse