REFORGE
Atari 2600 / F84
BEING VERIFIED

TIA VSYNC decodes only D1; the `val <= 0x03` guard rejected hardware-legal assertions (Breakout $FF, River Raid $82)

STATUS
BEING VERIFIED
AREA
Timing / bus
RECORDED
undated
PUBLIC SOURCE
Research dossier / finding 84
RECORD ID
atari2600-f84
SNAPSHOT
a58ea4ac37c644e9

Real TIA VSYNC latches D1 only. Breakout strobes VSYNC via STX with X=$FF (triple-duty: NUSIZ=$FF quad-width paddle / 8-clock missiles + VSYNC D1), River Raid asserts with $82 (bit-7 dump rider).

Raw traces, ROM material, local paths, and personal data are not part of this public record.