Nox-Rhea WiKi - back2root:ibm-pc-ms-dos:interrupts:int_10

int_10_00

anonymous@undisclosed.example.com (Anonymous) — Sun, 22 Jan 2023 08:53:39 +0000

INT 0x10 - 0x00 - Set video mode Request/Call: reg value descr AH 0x00

int_10_0a

anonymous@undisclosed.example.com (Anonymous) — Sat, 06 Apr 2024 18:59:09 +0000

INT 0x10 - 0x0a - Write Character Only at Current Cursor Position Request/Call: reg value descr AH 0x0a

int_10_0b

anonymous@undisclosed.example.com (Anonymous) — Sun, 11 Aug 2024 01:04:00 +0000

INT 0x10 - 0x0b - Set Color Palette Request/Call: reg value descr AH 0x0b BH see (1) Palette Color ID BL see (2) Color/Palette Value (1) Palette Color ID BH Descr 0 Set background and border color

int_10_0c

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 13:26:44 +0000

INT 0x10 - 0x0c - Write Graphics Pixel at Coordinate Request/Call: reg value descr AH 0x0c AL color value (XOR'ED with current pixel if bit 7=1) BH page number, see video Pages CX column number (zero based)

int_10_0d

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 13:27:13 +0000

INT 0x10 - 0x0d - Read Graphics Pixel at Coordinate Request/Call: reg value descr AH 0x0d BH page number, see Video Pages CX column number (zero based) DX row number (zero based) Return: reg descr AH

int_10_0e

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 13:32:24 +0000

INT 0x10 - 0x0e - Write Text in TeleType Mode Request/Call: reg value descr AH 0x0e AL ASCII character to write BH Page number (text mode) BL foreground pixel color (graphics modes) Return: Nothing

int_10_0f

anonymous@undisclosed.example.com (Anonymous) — Sun, 19 Feb 2023 14:32:10 +0000

INT 0x10 - 0x0f - Get Video state Request/Call: reg value descr AH 0x0f Return: reg descr AH number of screen columns AL mode currently set BH current display page Notes & Comments * video modes greater than 13h on EGA, MCGA and VGA indicate

int_10_01

anonymous@undisclosed.example.com (Anonymous) — Tue, 10 Jan 2023 14:46:43 +0000

INT 0x10 - 0x01 - Set Cursor Type Request/Call: reg value descr AH 0x01 CH xx cursor starting scan line (cursor top) (low order 5 bits) CL xx cursor ending scan line (cursor bottom) (low order 5 bits)

int_10_1a

anonymous@undisclosed.example.com (Anonymous) — Tue, 10 Jan 2023 14:37:19 +0000

INT 0x10 - 0x1A - Video Display Combination (VGA) Request/Call: reg value descr AH 0x1A AL 0x00 get video display combination 0x01 set video display combination BL = active display (see table below) BH = inactive display

int_10_1b

anonymous@undisclosed.example.com (Anonymous) — Mon, 07 Jul 2025 19:51:07 +0000

INT 0x10 - 0x1b - Video BIOS Functionality and State (PS,VGA/MCGA) Request/Call: reg value descr AH 0x1b BX 0x00 implementation type (must be zero) ES:DI

int_10_1c

anonymous@undisclosed.example.com (Anonymous) — Sun, 13 Jul 2025 21:15:33 +0000

INT 0x10 - 0x1c - Save/Restore Video State (VGA only) Request/Call: reg value descr AH 0x1c

int_10_02

anonymous@undisclosed.example.com (Anonymous) — Sun, 19 Feb 2023 14:46:21 +0000

INT 0x10 - 0x02 - Set Cursor Position Request/Call: reg value descr AH 0x02 BH 0xxx Page number (0 for graphics modes) DH 0xxx Row DL 0xxx Column Return: Nothing Notes & Comments * positions relative to 0,0 origin

int_10_03

anonymous@undisclosed.example.com (Anonymous) — Sun, 19 Feb 2023 14:47:24 +0000

INT 0x10 - 0x03 - Read Cursor Position and Size Request/Call: reg value descr AH 0x03 BH parm video page Return: reg descr CH cursor starting scan line (low order 5 bits) CL cursor ending scan line (low order 5 bits)

int_10_04

anonymous@undisclosed.example.com (Anonymous) — Thu, 19 Jan 2023 20:05:16 +0000

INT 0x10 - 0x04 - Read Light Pen Position Not available on VGA Request/Call: reg value descr AH 0x04 Return: reg descr AH 0 : light pen switch not triggered 1 : light pen triggered BX pixel column (0-319 or 0-639, mode dependent)

int_10_05

anonymous@undisclosed.example.com (Anonymous) — Thu, 19 Jan 2023 20:19:34 +0000

INT 0x10 - 0x05 - Select Active Display Page Request/Call: reg value descr AH 0x05 AL parm new page number (see Video Pages) :!: for PCjr only: reg value descr

int_10_06

anonymous@undisclosed.example.com (Anonymous) — Thu, 19 Jan 2023 20:25:50 +0000

INT 0x10 - 0x06 - Scroll Window Up Request/Call: reg value descr AH 0x06 AL var number of lines to scroll, previous lines are blanked if 0 or AL > screen size, window is blanked BH var attribute to be used on blank line

int_10_07

anonymous@undisclosed.example.com (Anonymous) — Fri, 19 Jan 2024 20:58:15 +0000

INT 0x10 - 0x07 - Scroll Window Down Request/Call: reg value descr AH 0x07 AL var number of lines to scroll, previous lines are blanked if 0 or AL > screen size, window is blanked BH var attribute to be used on blank line

int_10_08

anonymous@undisclosed.example.com (Anonymous) — Fri, 19 Jan 2024 20:58:03 +0000

INT 0x10 - 0x08 - Read Character and attribute at cursor position Request/Call: reg value descr AH 0x08 BH var page number (00h to number of pages -1) see INT 10h, 00h Return reg descr AH Attribute (see bellow) AL

int_10_09

anonymous@undisclosed.example.com (Anonymous) — Fri, 19 Jan 2024 21:04:16 +0000

INT 0x10 - 0x09 - Write Character and attribute at cursor position Request/Call: reg value descr AH 0x09

int_10_10

anonymous@undisclosed.example.com (Anonymous) — Fri, 19 Jan 2024 22:06:51 +0000

INT 0x10 - 0x10 - Write/Read Palette Register (EGA/VGA) Request/Call: reg value descr AH 0x10 AL var. sub function Sub Function AL Descr 00 set individual palette register

int_10_11

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 14:06:50 +0000

INT 0x10 - 0x11 - Character Generator Routine (EGA/VGA) Request/Call: reg value AH 0x11 AL see below user character load reg descr AL 00

int_10_12

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 14:52:40 +0000

INT 0x10 - 0x12 - Video Subsystem Configuration (EGA/VGA) Request/Call: reg value descr AH 0x12 BL see bellow sub system 0x10 - return video configuration information reg value AH 0x12

int_10_13

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 15:02:14 +0000

INT 0x10 - 0x13 - Write String (BIOS versions from 1/10/86) Request/Call: reg value descr AH 0x13 AL write mode (see bit settings below) BH Video Page number BL attribute if mode 0 or 1 (AL bit 1 = 0)

int_10_14

anonymous@undisclosed.example.com (Anonymous) — Mon, 07 Jul 2025 18:56:53 +0000

INT 0x10 - 0x14 - Load LCD Character Font (convertible only) Request/Call: reg value descr AH 0x14 AL var sub command (see below) Sub commands AL = 0 - load user specified font reg descr ES:DI pointer to character font

int_10_15

anonymous@undisclosed.example.com (Anonymous) — Mon, 07 Jul 2025 19:03:49 +0000

INT 0x10 - 0x15 - Return Physical Display Parms (convertible) Request/Call: reg value descr AH 0x15 Return: reg descr AX alternate display adapter type ES:DI pointer to parameter table (see below)

start

anonymous@undisclosed.example.com (Anonymous) — Sun, 13 Jul 2025 21:24:27 +0000

Int 10h - Videos BIOS Services * INT 0x10 - 0x00 - Set video mode * INT 0x10 - 0x01 - Set Cursor Type * INT 0x10 - 0x02 - Set Cursor Position * INT 0x10 - 0x03 - Read Cursor Position and Size * INT 0x10 - 0x04 - Read Light Pen Position * INT 0x10 - 0x05 - Select Active Display Page * INT 0x10 - 0x06 - Scroll Window Up * INT 0x10 - 0x07 - Scroll Window Down * INT 0x10 - 0x08 - Read Character and attribute at cursor position * INT 0x10 - 0x09 - Write Character and attribute at cursor p…

videos_page

anonymous@undisclosed.example.com (Anonymous) — Tue, 01 Jul 2025 13:27:44 +0000

Video modes and corresponding number of pages Mode text / grph text resolution char box pixel resolution colors display pages screen addr system 00h T