DESIGN AND CONSTRUCTION OF A MICROCONTROLLER BASED SECURITY SYSTEM WITH INTRUDER POSITION DISPLAY
ABSTRACT During the invention of security system alarms, in the early 80s technology of system shadow which involves lighten and sensing of objects was at that age found during their experiments using a special material know as light dependent resistor which its family lies in the resistance serials. The development of technology in the world today has yielded many design purposes to inventors depending in the requirements of their design. ...
Read more