Arduino PIR Sensor
My PIR sensor :
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgZmee-iXSYJA2PJlRbOdtdwtxvBgNz4rkdtL7EXps_eP7wGVpO0X-AmAKcmjEiqY5TZmhAeg1MPyptthm3Qnd4F_ErJY6zjFxBzyWH_GlwZYf0Li2hXriJJrC8vodzXFS9lRJRApSDgdCg/s200/MyPir4.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhT3O8gvZYPRskNAGPEbHtd2v0A-sRaKy1u6zBIWhPy_gfyc5EFniaiV9d1fO-KYjNA8aDKPKSZ7Bqeg5JOHwRgb2IFsSK-IjEz2S7Gpg9nMi3eQZCkCfHEkXbmXvE6yS6_EnZzmT4vyPVG/s200/MyPir.jpg)
Found a datasheet for a PIR sensor with pictures exactly like my version
http://www.mpja.com/download/31227sc.pdf.
The two pictures below are copied from this datasheet and gave me info how to connect it to the Arduino.
For the program i used a simple push button program that switches the led 13 on the Arduino on or off
Hardware
- Pin big IC & jumper side Ground
- Pin middel High/Low output - buttonpin Arduino pin 10
- Pin +5V
Function
No movement - Led offMovement detected - Led on
No comments:
Post a Comment