Im troubling to have my DHT22 read output. I am using a Arduino Uno, and a Macbook -I have connected: Pin1 to 5v Pin2 to digital 2 Pin 4 to GND Between pin1 and pin2 there is a 4.7K resistant The Serial Monitor error says "Failed to read from DHT sensor!" My code: // Example testing sketch …

Problem controlling humidity and temperature sensor, DHT22

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