3個GY-21P大気圧湿度センサー気圧センサーBMP280SI7021
Alles ok. Funktioniert ohne Probleme .
I am using the product in a weather station application for measuring relative humidity and atmospheric pressure, and so far it works well. The sensors are available via I2C bus using their default addresses. The RH sensor si7021 has its white protective film on, and it should not be removed, as the film protects the sensor. You will find the details in the si7021 datasheet. The pressure sensor BMP280 is a little more complicated to use, but the procedure is explained in the datasheet. Bosch has
Permet d'avoir le taux d’humidité dans l'aire
ok
Lieferung erfolgte 13 Tage später als angegeben.
I didn't use it yet but it looks fine