Amiga Graphics: Fragments of Facts

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Thomas Harte edited this page Jul 23, 2021 · 8 revisions

Relative to the internal counters:

NTSC: 262 lines, or 262/263 in interlaced mode; lines are alternately 227 and 228 cycles long;
PAL: 312 lines, or 312/313 in interlaced mode; lines are 227 cycles long.

Each cycle being two processor clock ticks, or one NTSC-rate colour cycle.