Takes a clock as input and output data to shift registers connected to four 7 segments.
After reset, the 7 segments should show the clock.
| # | Input | Output |
|---|---|---|
| 0 | clock | srclk |
| 1 | reset | rclk |
| 2 | minutes | ser |
| 3 | hours | none |
| 4 | none | none |
| 5 | none | none |
| 6 | none | none |
| 7 | none | none |