You can use the DHT22 (or AM2302) humidity/temperature sensor and the Arduino UNO board to read data and print it out to the serial monitor or to display it on an LCD ...

As a beginner in arduino, I am currently having a problem with my program. I am trying to read the data sent by a DHT11 type sensor. I have installed the correct library that you put online. I have ...

This sketch will allow you to control the brightness of a LED and read the temperature and humidity on your smartphone by using the Cayenne Web app. You will need to modify your USERNAME, PASSWORD, ...