Timing
Adding weekday alarms to the DS1307 RTC functionality
Supports setting and checking weekdaty alarms that are persisted in the DS1307 NVRAM (non volatile RAM) to overcome power outages
Maintainer: Milé Buurmeijer
This library is compatible with all architectures so you should be able to use it on all the Arduino boards.
To use this library, open the Library Manager in the Arduino IDE and install it from there.