93 HD74480 Clock
93 : HD74480 Clock
- Author: Tom Keddie
- Description: Displays a clock on a attached HD74480
- GitHub repository
- Most recent GDS build
- HDL project
- Extra docs
- Clock: 1000 Hz
- External hardware: HD74480
How it works
See https://github.com/TomKeddie/tinytapeout-2022-2/blob/main/doc/README.md
How to test
See https://github.com/TomKeddie/tinytapeout-2022-2/blob/main/doc/README.md
IO
| # | Input | Output |
|---|---|---|
| 0 | clock | lcd D4 |
| 1 | reset | lcd D5 |
| 2 | none | lcd D6 |
| 3 | none | lcd D7 |
| 4 | none | lcd EN |
| 5 | none | lcd RS |
| 6 | hour set | none |
| 7 | minute set | none |