TERGA will be connected to ternary computer by 6-trit data bus as part of directly addressable memory and it will generate 70Hz video for VGA display and it will support text modes 81x25 and 81x50 (black-and-white and 8-color) with hardware scroll and pseudographics capabilities and also a number of graphics modes like 243x216 with 9 colors defined by 2 trits:
Trits (N=-1, O=0, P=+1) | Numeric color identifier | Color description |
NN | -4 | MAGENTA |
NO | -3 | YELLOW |
NP | -2 | WHITE |
ON | -1 | GRAY |
OO | 0 | BLACK |
OP | 1 | BLUE |
PN | 2 | GREEN |
PO | 3 | CYAN |
PP | 4 | RED |