While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use are smart enough to perform simple tasks without any programming.

The LS6506R and LS6507R PIR-sensor interface ICs are available in 16-pin SOIC narrow-body and DIP packages. Pricing in lots of 1000 is $0.75 each. LSI COMPUTER SYSTEMS INC., Melville, NY. (631 ...

Surveillance is most important security systems in home, industrial, office and public places. In this security system is based on the embedded system along with GSM and sensor networks.