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AX = system configuration word (see #03227) BX = size of contiguous DOS memory in paragraphs
See Also: INT 11"BIOS" - INT 12"BIOS" - INT 40"TI Professional" - See Also: INT 49/AH=01h"TI" - INT 4B"TI Professional" - INT 4D/AH=00h
See Also: INT 4E"TI Professional"
Bitfields for TI Professional PC system configuration: Bit(s) Description (Table 03227) 0 floppy drive 0 (A:, internal) installed 1 floppy drive 1 (B:, internal) installed 2 floppy drive 2 (C:, external) installed 3 floppy drive 3 (D:, external) installed
4 drive A:
Is 96tpi (80 tracks)5 drive A:
Is double-sided 6 60 Hz power instead of 50 Hz7 hard disk (E:
Or E:/F:) installed 8 serial port 1 installed 9 serial port 2 installed 10 serial port 3 installed 11 serial port 4 installed 14-12 installed graphics RAM. 000 none (text-only system). 001 bank A only (graphics limited to 2 of 8 colors). 111 banks A/B/C (graphics supports 8 of 8 colors) 15 clock/analog board installed
Category: Vendor-specific BIOS Extensions - Int 4Fh - T
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