DHT22 humidity sensor 1 Articles . Coin-Op Weather. July 8, 2015 by Dan Maloney 1 Comment ... temperature and humidity sensors, an RTC, and a Bluetooth module for uploading data to a phone.

If you want to measure humidity (and temperature, and maybe even barometric pressure) ... Posted in hardware, home hacks Tagged bme280, comparison, dht22, humidity sensor, shootout.

It comes with a built-in DHT22/AM2302 temperature and humidity sensor and has slots for a mini OLED display, waterproof DS18B20 temperature sensor, and empty slots for up to three additional I2C ...

DHT22 utilizes exclusive digital signal collecting technique and humidity sensing technology and can ouptut calibrated ... When power is supplied to sensor don’t send any instruction to it withing one ...