ATtiny45 Development Board

DSCN1395-ATTiny45-300
During development of a project with ATtiny45 i experienced some difficulties with programming with STK500, so i decide to build this tiny board.

Thermometer-Thermostat

thermostat
This is a simple thermostat that i designed to use with my central heating system. When is not in use acts like a thermometer.

RGB Pattern Generator (PAL B/G)

BARS PAL red CROSSHATCH
PAL BLUE dots cross
This is a pattern generator with 13 images and 1KHZ tone, good for testing LCD TV's, projectors and cathode ray tube TV's.

Pcb countdown timer

timer004 timer003 timer002
This is a countdown counter based on ATtiny2313, primary developed for my PCB exposure box, but it can be used for other purposes too.