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Video Overview

Insert the DHT11 Into the Breadboard
  • Insert the DHT11 Into the Breadboard

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Bridge DHT11 Pin 1 and Pin 2 with a 10K Resistor
  • Bridge DHT11 Pin 1 and Pin 2 with a 10K Resistor

  • This resistor will pull up the signal line.

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Connect Ground to the DHT11
  • Connect Ground to the DHT11

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Connect 5V to the DHT11.
  • Connect 5V to the DHT11.

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Connect the DHT11 to Digital Pin 2.
  • Connect the DHT11 to Digital Pin 2.

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  • Install the SimpleDHT Library.

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  • Upload this code to your Arduino.

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Open your Serial Port and look at the Temperature and Humidity!
  • Open your Serial Port and look at the Temperature and Humidity!

  • Be sure to be using a Baud rate of 9600.

  • Breath on your Sensor and look at what happens!

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Finish Line

13 other people completed this guide.

Marcus Schappi

Member since: 07/20/2016

5,134 Reputation

11 Guides authored

3 Comments

The codes for all of the Guides don’t seem to be appearing for some reason

Lorenzo Beattie - Reply

We are getting text in the Serial Monitor saying:

Sample DHT11...

Read DHT11 failed, err=101

We have checked our circuit and we can’t find our mistake, can you help?

Isobel and Immi - Reply

Yeah my temperature and humidity are under control Just wondering …What is Baud rate of 9600?

ZoeM - Reply

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