Int 10H [EGA] [MCGA] [VGA] Function 11H (17) Subfunction 23H (35) Set Int 43H for ROM 8-by-8 font

Sets the vector for Int 43H to point to the ROM BIOS default 8-by-8 font and updates the video ROM BIOS data area. The video controller is not reprogrammed.

Call with:

AH = 11H

AL = 23H

BL = character rows specifier

00H if user specified (see register DL)

01H = 14 (0EH) rows

02H = 25 (19H) rows

03H = 43 (2BH) rows

DL = character rows per screen (if BL = 00H)

Returns:

Nothing

Notes:

This function provides font selection in graphics (all-points-addressable) display modes. For font selection in text (alphanumeric) modes, see Int 10H Function 11H Subfunctions 00H—14H.

If this subfunction is called at any time other than immediately after a mode set, the results are unpredictable.