Commit Graph
5 Commits
Author SHA1 Message Date
SDD 3fd1e13b2e docs: keyboard/mouse protocol spec — LK401 (LK201 protocol) + VSXXX-AA mouse, sources, MAME lk201 device
Distils public docs into reference/keyboard-mouse/PROTOCOL.md for the level-1
Keyboard (27) / Mouse (26) device tests:
- keyboard: 4800 8N1 RS-423, self-test via FD -> 01 00 00 00 (errors 3D/3E)
- mouse: 4800 8O1 RS-232, self-test via 'T' -> 4-byte report (errors 3D/3E, >=0x20 fatal)
- separate ports: DUART2 A=keyboard, B=mouse (NOT daisy-chained)
MAME already has an LK201 device (src/mame/dec/lk201.cpp/.h) but no DEC mouse.
2026-10-16 11:38:52 +03:00
SDD 23e508f075 docs: level-1 test sequence, port tests vs device tests (keyboard/mouse device models needed for tests 26/27) 2026-10-16 11:31:56 +03:00
SDD 170d07f0a2 docs: plan-1 outcome, rulings, and triaged findings (durable record before workspace cleanup) 2026-10-16 02:15:51 +03:00
SDD 66784de1aa docs: memory-space map from the spike; commit the plan amendment; ignore harness logs 2026-10-16 02:15:13 +03:00
SDD acb92d3e44 checkpoint: VT1200 reverse-engineering workspace before board-model work 2026-10-16 01:37:50 +03:00