Vermes
Advanced Member level 4
It is a clock based on Atmega8L microcontroller and PCF8583. The clock beautifully looks in the evening and at night.
The display is 6 7-segment numbers, each segment consists of 5 red diodes (5mm). Numbers are about 10cm up, aluminum housing with mounting brackets and a while board PCB 4mm.
Schema of the base board:
There is no transistors that control the numbers on the schema, because they were soldered under the segments, what is shown in the pictures below:
Simple program was written in Bascom. The video below shows its operation:
Link to original thread (useful attachment) – Efektowny zegar z diod LED na pcf8583 i atmega8