this is my own project, i use this for monitoring my greenhouse temp and humidity.
Hardware used:
- Server: Raspberry pi 4 8gb (8gb is not needed for this)
- Client: Wemos D1 mini
- DHT22 Temperature and Humidity sensor
- 2004A 20x4 LCD
- I2C for the LCD
Wemos pin conections:
- LCD Wemos:
- 5v
- GND
- SCL: D1 (I2C)
- SDA: D2 (I2C)
- DHT22 Wemos
- 3v3
- GND
- Data: D1
- more will be added soon!
---> im always open for Tips!
Frits