# Mobile Temp and Humidity Sensor with ESPHome

Use with a ESP8266, e.g. a D1 mini

## Secrets

Create secrets.yaml and store the wifi password:
    
    wifi_password: "XXXX"


## Hardware

Sensor Pins, Front = grill
1=Vin (3.3-5V)
2=Data
3=Not used
4=GND

Connect Data to D2 and via 4,7 kOhm to Vin

## Flash

    sudo docker run --rm --privileged -v "${PWD}":/config --device=/dev/ttyUSB0 -it ghcr.io/esphome/esphome run mobile-sensor.yaml

## HomeAssistant

Add integration "ESPHome", use IP of flashed device.

## Links

https://esphome.io/guides/getting_started_command_line