Devices & Components
Arduino Uno Rev3
DHT11 Temperature & Humidity Sensor (3 pins)
Hardware & Tools
Premium Female/Male Extension Jumper Wires, 40 x 6" (150mm)
Software & Tools
Arduino IDE
Project description
Code
DHT.ino
arduino
1#include <dht.h> 2 3dht DHT; 4 5#define DHT11_PIN 2 6 7void setup(){ 8 Serial.begin(9600); 9} 10 11void loop() 12{ 13 int chk = DHT.read11(DHT11_PIN); 14 Serial.print("Temperature = "); 15 Serial.println(DHT.temperature); 16 Serial.print("Humidity = "); 17 Serial.println(DHT.humidity); 18 delay(1000); 19} 20
DHT.ino
arduino
1#include <dht.h> 2 3dht DHT; 4 5#define DHT11_PIN 2 6 7void 8 setup(){ 9 Serial.begin(9600); 10} 11 12void loop() 13{ 14 int chk = DHT.read11(DHT11_PIN); 15 16 Serial.print("Temperature = "); 17 Serial.println(DHT.temperature); 18 Serial.print("Humidity 19 = "); 20 Serial.println(DHT.humidity); 21 delay(1000); 22} 23
Downloadable files
Circuit Diagram
VCC-5V GND - GND DATA - PIN 2 Arduino
Circuit Diagram

Collecting Data
Temperature & Humidity Variation
Collecting Data
Circuit Diagram
VCC-5V GND - GND DATA - PIN 2 Arduino
Circuit Diagram

Collecting Data
Temperature & Humidity Variation
Collecting Data
Documentation
Hardware Assembling
Hardware Assembling

Hardware Assembling
Hardware Assembling

Components Required
Components Required

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