Authors
David Ornstein
Publication
Pub Details
SYNC v2 n2
Volume:
2
Issue:
2
Date
March/April 1982
Pages
8-9, 12
See all articles from SYNC v2 n2
In this issue I will discuss the ZX80/81’s display system. The ZX80/81 video display is created almost entirely by software. All sync (vertical and horizontal) is generated by 10 instructions in the display routine.