Workshop DHT11 (temperature and humidity sensor)

The DHT11 sensor is a commonly used temperature and humidity sensor, in this workshop we will see how to use the DHT11 sensor and the Raspberry Pi to display temperature and humidity information.

Material for Raspberry Pi workshop

DHT11	Raspberry Pi
Ground	GND (black)
Vcc / +	3V (red)
Data	GPIO 4 (blue)

Code

1- Power your raspberry

You can achive it with connecting it to your pc trought the Micro USB Port of the raspberry pi

2- Connect to your raspberry pi

Using putty if you're on windows, Ssh if you're on a linux based os Follow the following instruction if you dont know how to connect to raspberry pi Connect to raspberry pi using Putty

3- Download Dht11 binary file

Assuming you're connected with... copy and past this command If you're using Raspberry zero

curl -O https://raw.githubusercontent.com/ionoid-io-projects/workshop_dht11/master/bin/arm6/dht11

If you're using Raspberry 3 b

curl -O https://raw.githubusercontent.com/ionoid-io-projects/workshop_dht11/master/bin/arm7/dht11

make it executable

chmod +x dht11

4- execute binary to make led blink

sudo ./dht11

How to stop the program

To quit or stop the program click on Ctrl+C

Ressources

Workshop Temperature and Humidty

https://tutorials-raspberrypi.com/raspberry-pi-measure-humidity-temperature-dht11-dht22/