Pico W: serve a live sensor dashboard over Wi-Fi
Read a DHT22 or BME280 and serve a live dashboard from a Pico W. The smallest, cheapest way to put a sensor reading on your phone's browser.
Tag
#dht22
4 tutorials
Pico: read a DHT22 with MicroPython
Wire a DHT22 temperature and humidity sensor to a Pico and read it from MicroPython. The smallest useful Pico sensor project.
Raspberry Pi: read a DHT22 with Python and the GPIO pins
Wire a DHT22 to a Raspberry Pi's GPIO and read temperature and humidity from Python. The smallest useful Pi project.
ESP32: read a DHT22 temperature and humidity sensor
Wire a DHT22 to an ESP32, install the library, and stream readings over Serial every 2 seconds. The shortest useful ESP32 project.