Then your course of study is clear!
Like the ATMega328p described in Nick Gammon's excellent article, the ATtiny85 will run for years on a coin cell, using almost all of the same approaches. See the ATtiny85 data sheet.
Then your course of study is clear!
Like the ATMega328p described in Nick Gammon's excellent article, the ATtiny85 will run for years on a coin cell, using almost all of the same approaches. See the ATtiny85 data sheet.