Int 4F

TI Professional PC - SYSTEM CONFIGURATION CALL

Return:
AX = system configuration word (see #03227)
BX = size of contiguous DOS memory in paragraphs

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 Hz
7      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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