One of the main functionalities of the clock will be… suprise surprise, keep track of time!
For this task we’ll interface with a DS1307 RTC using the RTClib. You can just include that library and forget how it works. But that’s not the way this blog works. Let’s dive a little deeper.
Filed under code
Before any soldering or programming happens at all, I’ll need to have a general idea of what connects where.
This post presents the schematic for the Secret Santa Clock and a quick explanation of each “module” of the system. Everything from a bird’s-eye perspective that is enough for you to reproduce it.
Filed under DIY, electronic
Castells 