Howdy all, this was my first electronics project and was for a our pre senior design I class. Built a PCB with through DorkbotPCB. I would highly recommend them as a PCB Fab. Anyhow here the features:
-LCD 16×2
-120 db alarm (freaking loud)
-1 5mw legal red laser
-1 red led recieving diode
-2 push buttons to enter in a code on the lcd screen
-MSP430G2231 MCU
Youtube Video Demonstration:
Schematic: (Click Image to view full size)
Thanks as always for viewing! =)