DHT11 Temp & Humidity Sensor icon DHT11 Temp & Humidity Sensor Read DHT11 temperature and humidity on Arduino (signal pin 4) using EZ-Genuino_DTH11_Uno firmware; exposes $Temp and $Humid variables. Try it →

ARC Pro

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There is this manual: manual Try looking it over.

Also check out Turtorials/Hardware Compatibility

It has ATD input ports for transfering analog to digital signals. Communication port: I2C and Serial U-Art. As for open and closed depends on how you design your system.