Serial (RS-232) interface module; providing 15 digital inputs. Uses an AVR ATmega8 microcontroller.
AVR car front lights controller
Lights controller for high beams and fog lights on my Subaru. Uses an AVR ATtiny2313 microcontroller.
Security keypad with programmable PIN — AVR
Keypad with programmable PIN code, two outputs (modes) and protection against repeated incorrect PINs. Uses an AVR ATtiny2313 microcontroller.
Dual channel warning LEDs controller, with AVR
Two channel strobe light controller, using the AVR ATtiny2313 microcontroller. Five flashing patterns that can be selected manually or cycled through. PWM outputs.
Intruder alarm system controller — AVR
A simple intruder alarm controller I build and used in my old apartment. Uses an AVR ATtiny2313 microcontroller.