This project demonstrates a wireless security system in which four pyroelectric infrared (PIR) motion sensors are placed in four sides—front, back, left and right—of the area to be covered. It detects motion from any side and turns on the audio-visual alarm. It also displays the side where the motion (intruder) is detected. All sensors send […]
for more click on Wireless Security System Using PIR Sensors.
for more click on Wireless Security System Using PIR Sensors.
Post a Comment
IF YOU HAVE ANY DOUBT PLEASE LET ME KNOW