
I just upgraded by little Arduino to the ATMega168 – and basically doubled the memory. But, be warned: This is not a hassle-free procedure if you have not some experience with microcontrollers.

I just upgraded by little Arduino to the ATMega168 – and basically doubled the memory. But, be warned: This is not a hassle-free procedure if you have not some experience with microcontrollers.

The sketch for decoding the time radio signal DCF77 is greatly improved: I use interrupts for handling the signal and a backup timer has been added.