Posts

Digital Clock - Part 7

Digital Clock - Part 7

Joshua R. T. Purba
Transferring the digital clock circuit to a perfboard and putting it into an enclosure.
Digital Clock - Part 6

Digital Clock - Part 6

Joshua R. T. Purba
Sleep mode and Schmitt trigger on multiplexed analog buttons. Also, now the clock is powered by 18650 Li-ion cell.