PORTIBM PC Portable (uses same BIOS as XT) 0068-006F - HP Vectra Human Interface Link SeeAlso: PORTIBM PC Portable (uses same BIOS as XT) 0060h"KEYBOARD" 0068 -W (HP-Vectra) control buffer (HP commands) (see #P0408) 0069 R- (HP-Vectra) SVC (keyboard request SerViCe port) 006A -W (HP-Vectra) Acknowledge (clear processing, done) 006C-006F HP-HIL (Human Interface Link = async. serial inputs 0-7) (Table P0408) Values for HP Vectra control buffer command code: 00h-54h insert standard key make code into 8041 scancode buf 55h-77h insert HP key make code into 8041 scancode buffer 7Ah pass through next data byte 7Bh set RAM(Random Access Memory) See also DRAM, SRAM. Switch to 0 7Ch set RAM(Random Access Memory) See also DRAM, SRAM. Switch to 1 (default) 7Dh set CRT Switch to 0 7Eh set CRT Switch to 1 (default) 7Fh reserved 80h-D4h insert standard key break code into scancode buffer D5h-F7h insert HP key break code into scancode buffer F8h enable AutoPoll F9h disable AutoPoll FAh-FEh reserved FFh keyboard overrun