975 Glyph Mode
975 : Glyph Mode
- Author: James Ross
- Description: Submission for VGA Demoscene
- GitHub repository
- Clock: 25175000 Hz
How it works
This is a standalone VGA demo that runs with or without input. It will accept
two pins ui_io[0] and ui_io[1] for palette color selection:
ui_io[1:0] |
Palette |
|---|---|
| 0 | Green (default) |
| 1 | Red |
| 2 | Blue |
| 3 | Pride |
How to test
Plug into a VGA monitor and select this circuit to test
External hardware
Requires the TinyVGA PMOD
IO
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | Palette 0 | R1 | |
| 1 | Palette 1 | G1 | |
| 2 | B1 | ||
| 3 | VSync | ||
| 4 | R0 | ||
| 5 | G0 | ||
| 6 | B0 | ||
| 7 | HSync |