Tiny RTC DS1307 module . White LED strip, 5 m . Hardware Setup . The hardware setup is pretty straightforward. The Arduino Uno is powered by an external DC supply (12 V) through its DC input socket ...

The Arduino uses latitude and longitude to help decide when to click on the lights, so it's incredibly accurate. Otherwise, the build just includes an on/off switch, a Tiny RTC, a time adjustment ...

Dejan Nedelkovski has built a stylish DIY touchscreen Arduino music player and alarm clock which ... it uses the BY8001 MP3 Player module and for the alarm clock it uses the DS3231 Real Time Clock ...

don’t get me wrong, i have and use arduionos. but an arduino for an alarm clock isn’t much of a hack. go with bcd counters and some dip-switches. use 74266 to compare set time with current ...

All you need is an Arduino, a motion sensor, a few wires and headers, and the code provided at the site below. Hit the link to see step-by-step instructions on how to put it together.