11
Prototyping Project (Clock)
In this chapter, we will build what can only be seen as a grossly over-engineered LED digital clock. We will be using a Raspberry Pi, a breadboard, and a four-digit LED display (see Figure 11-1).
Figure 11-1 LED clock using the Raspberry Pi.
In the first phase of the design, the project will just display the time. However, a second phase extends the project by adding a push button that, when pressed, switches the display mode between displaying hours/minutes, seconds, and the date.
What You Need
To build this project, you will need the following parts. Suggested part suppliers are listed, but you can also find ...
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