140 TinyTapeout2 multiplexed segment display timer.
140 : TinyTapeout2 multiplexed segment display timer.
- Author: Tholin
- Description: Measures time up to 99 minutes and 59 seconds by multiplexing 4 seven-segment displays.
- GitHub repository
- Most recent GDS build
- HDL project
- Extra docs
- Clock: 1024 Hz
- External hardware: 4 sevent segment displays, plus some 74-series chips to build the select logic.
How it works
TODO
How to test
TODO
IO
| # |
Input |
Output |
| 0 |
CLK |
A |
| 1 |
RST |
B |
| 2 |
NC |
C |
| 3 |
NC |
D |
| 4 |
NC |
E |
| 5 |
NC |
F |
| 6 |
NC |
G |
| 7 |
NC |
SEL |