Smart Home Alarm System With Redundancy Plan using an Arduino Uno
PS YOU MUST INCLUDE THE FOLLOWING LIBRARIES! Sketch→Include Library→Manage Libraries…
Enter “dht” in the search field and look through the list for the “DHT sensor library by Adafruit.” Click the “Install” button
IMPORTANT: As of version 1.3.0 of the DHT library DOESNOT WORK DONT UPDATE TO 1.3.0. USE VERSION 1.2.3