Serial (RS-232) interface module; providing 15 digital inputs. Uses an AVR ATmega8 microcontroller.
AVR car front lights controller
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Lights controller for high beams and fog lights on my Subaru. Uses an AVR ATtiny2313 microcontroller.
Security keypad with programmable PIN — AVR
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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
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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
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A simple intruder alarm controller I build and used in my old apartment. Uses an AVR ATtiny2313 microcontroller.