GitHub - Leoneq/iNapGPU: Text-mode graphics card, using only TTL gates.
iNapGPU 🖥
Text-mode graphics card, using only TTL gates.
Specs
VGA resolution 800x600@60Hz (accessible 400x300), mono
50x18 characters
up to 255 chars in charset, up to 4 charsets using 1Mbit EPROM
created using 2 counters, some TTL gates and EPROM with SRAM
parallel interface; works with arduino or Z80
terrible idea anyway, use fpga instead
total IC count: 21
supports latin alphabet with polish letters, and Standard Galactic Alphabet
Inspired by Ben Eater's "World's worst video card", I built ...
Read more at github.com