elmicha@feddit.detoAsk Electronics@discuss.tchncs.de•Attiny85 the right choice for 24h led timer?English
2·
1 year agoIf it doesn’t matter if it’s a few seconds too late or too soon an ATtiny 85 is good. If you need more accuracy you probably need an additional RTC.
With 3 AAs and at 8 MHz 3.3V (Arduino Pro Mini) you don’t even need a buck converter.