Serial (RS-232) interface module; providing 6 analog and 2 digital inputs, and 9 digital outputs. Uses an AVR ATmega8 microcontroller.
Serial port I/O module with 15 inputs — AVR
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.
Making kitchen cabinet LED lights
Two self made LED down-lights, each with four 10mm high-intensity LEDs.
LCD unit driven by a computer parallel port
Very simple LCD unit with almost no external components, driven directly by a computer printer port.
Intruder alarm system controller — AVR
A simple intruder alarm controller I build and used in my old apartment. Uses an AVR ATtiny2313 microcontroller.
Status panel for the Rack box project
A desk panel box full of LEDs, buttons and switches. Built for the rack box project.
Emergency LED strobe, AVR controlled
33 high intensity LEDs are controlled with a AVR ATtiny2313 microcontroller. Four flashing patterns that can be set manually or cycle through. Uses an AVR ATtiny2313 microcontroller.