Index for category s - sound/speech,
Table of Contents by Order
104F13BX0000 - INT 10 - VESA VBE/AI (Audio Interface) - INSTALLATION CHECK
104F13BX0001 - INT 10 - VESA VBE/AI (Audio Interface) - LOCATE DEVICE
104F13BX0002 - INT 10 - VESA VBE/AI (Audio Interface) - QUERY DEVICE
104F13BX0003 - INT 10 - VESA VBE/AI (Audio Interface) - OPEN DEVICE
104F13BX0004 - INT 10 - VESA VBE/AI (Audio Interface) - CLOSE DEVICE
104F13BX0005 - INT 10 - VESA VBE/AI (Audio Interface) - UNINSTALL DRIVER
104F13BX0006 - INT 10 - VESA VBE/AI (Audio Interface) - DRIVER CHAIN/UNCHAIN
16DFDF - INT 16 U - Corel PowerSCSI - FDAUDIO.COM - INSTALLATION CHECK
186900 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET STATUS
186901 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RESET
186902 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET VOLUME FOR SPECIFIC VOICE
186903 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET FREQUENCY FOR VOICE
186904 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET LEFT/RIGHT BALANCE
186905 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - PLAY MUSIC
186906 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - LOAD SOUND DATA
186907 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - STOP VOICE
186908 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET VOICE END
186909 - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RAMP VOLUME
18690A - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET VOLUME
18690B - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET POSITION
18690C - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SAVE SOUND DATA
18690D - INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RESTART VOICE
188000 - INT 18 - Gravis Ultra Sound EURO_MOD.EXE - INITIALIZE
188001 - INT 18 - Gravis Ultra Sound EURO_MOD.EXE - LOAD .MOD FILE
188002 - INT 18 - Gravis Ultra Sound EURO_MOD.EXE - PLAY .MOD FILE
188003 - INT 18 - Gravis Ultra Sound EURO_MOD.EXE - STOP PLAYING
188004 - INT 18 - Gravis Ultra Sound EURO_MOD.EXE - SHUTDOWN
1A7F - INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND???
1A80 - INT 1A - PCjr, Tandy 2500???, Tandy 1000SL/TL - SET UP SOUND MULTIPLEXOR
1A8100 - INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND - INSTALLATION CHECK
1A82 - INT 1A - Tandy 2500???, Tandy 1000SL/TL - DIGITAL SOUND - RECORD SOUND
1A83 - INT 1A - Tandy 2500, Tandy 1000L series - START PLAYING DIGITAL SOUND
1A84 - INT 1A - Tandy 2500, Tandy 1000L series - STOP PLAYING DIGITAL SOUND
1A85 - INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND???
1AFF00 - INT 1A - SND - INSTALLATION CHECK???
1AFF01 - INT 1A - SND - PAUSE
1AFF02 - INT 1A - SND - START SOUND
1AFF03 - INT 1A - SND - STOP SOUND
1AFF04 - INT 1A - SND - PLAY MUSIC STRING IN BACKGROUND
1AFF05 - INT 1A - SND - UNCONDITIONALLY STOP SOUND
214402 - INT 21 U - Creative Technology CTMMSYS.SYS v1.00.01 - API
214402 - INT 21 U - Creative Technology CTSB2.SYS v1.01.01 - API
21FD12BX3457 - INT 21 - Gravis UltraSound - MegaEm/MEGA_EM - INSTALLATION CHECK
2D--10 - INT 2D - CDTSR - GET INTERNAL VARIABLE TABLE
2D--11 - INT 2D - CDTSR - REPROGRAM CDTSR
2D--12 - INT 2D - CDTSR - DISABLE POPUP
2D--13 - INT 2D - CDTSR - ENABLE POPUP
2F60FFDL00 - INT 2F U - IPLAY v1.00b - INSTALLATION CHECK
2F60FFDL01 - INT 2F U - IPLAY v1.00b - GET DATA SEGMENT
2F8200 - INT 2F - RESPLAY - SAMPLE/PLAYBACK
2F8201 - INT 2F - RESPLAY - INSTALLATION CHECK
2F8202 - INT 2F - RESPLAY - UNINSTALL
2F8210 - INT 2F - RESPLAY - INITIALIZE
2F8220 - INT 2F - MODRES - PLAY MODULE
2F8221 - INT 2F - MODRES - INSTALLATION CHECK
2F8222 - INT 2F - MODRES - UNINSTALL
2F8223 - INT 2F - MODRES - PLAY SAMPLE
2F8224 - INT 2F - MODRES - ???
2F8225 - INT 2F - MODRES v2.00+ - GET LOCATION IN MOD
2F8226 - INT 2F - MODRES v2.00+ - STOP PLAYING
2F8227 - INT 2F - MODRES - CONFIGURE
2FBC00BX3F3F - INT 2F - MediaVision MVSOUND.SYS - INSTALLATION CHECK
2FBC01 - INT 2F - MediaVision MVSOUND.SYS - GET VERSION
2FBC02 - INT 2F - MediaVision MVSOUND.SYS - GET STATE TABLE POINTER
2FBC03 - INT 2F - MediaVision MVSOUND.SYS - GET FUNCTION TABLE POINTER
2FBC04 - INT 2F - MediaVision MVSOUND.SYS - GET DMA AND IRQ CHANNELS
2FBC06 - INT 2F - MediaVision MVSOUND.SYS - GET STATUS STRING
2FBC0B - INT 2F - MediaVision MVSOUND.SYS - GET EXECUTABLE PATH
2FBC0E - INT 2F - MediaVision MVSOUND.SYS - RE-INITIALIZE INT 09 HANDLER
2FCD00BX464F - INT 2F - Forte/Gravis ULTRAMID - INSTALLATION CHECK
2FCD00DX4957 - INT 2F R - InterWave Game API - INSTALLATION CHECK
2FCD01BX0000 - INT 2F R - InterWave Game API - GET NUMBER OF INTERWAVE PROGRAMS / PROGRAM ID
2FCD02 - INT 2F R - InterWave Game API - GET PROGRAM STATUS AND INFORMATION
2FCD03 - INT 2F R - InterWave Game API - SUSPEND PROGRAM
2FCD04 - INT 2F R - InterWave Game API - WAKE PROGRAM
2FCD05 - INT 2F R - InterWave Game API - UNINSTALL RESIDENT DEVICE DRIVER
2FCD21 - INT 2F R - InterWave Game API - OPEN GAME DEVICE
2FCD22 - INT 2F R - InterWave Game API - CLOSE GAME DEVICE
2FCD80 - INT 2F RC - InterWave Game API - MIXER SETTINGS CHANGED BROADCAST
2FFBFBES0000 - INT 2F U - SoundBlaster speech driver - INSTALLATION CHECK
4D - INT 4D - IBM - M-Audio Adapter SUPPORT
62C0 - INT 62 U - GWBTSR - API
65 - INT 65 - Ad Lib SOUND.COM - INTERFACE
65----SI0000 - INT 65 - Ad Lib SOUND.COM - INITIALIZE (RESET)
65----SI0003 - INT 65 - Ad Lib SOUND.COM - SET STATE
65----SI0004 - INT 65 - Ad Lib SOUND.COM - GET STATE
65----SI0006 - INT 65 - Ad Lib SOUND.COM - SET MODE
65----SI0007 - INT 65 - Ad Lib SOUND.COM - GET MODE
65----SI000C - INT 65 - Ad Lib SOUND.COM - SET ACTIVE VOICE
65----SI000D - INT 65 - Ad Lib SOUND.COM - GET ACTIVE VOICE
65----SI8000 - INT 65 u - Media Vision FM.COM v4.1a+ - GET INTERNAL DATA STRUCTURES
65----SI8001 - INT 65 u - Media Vision FM.COM v4.1a+ - GET VOICE COUNT
65----SI8002 - INT 65 - Media Vision FM.COM v4.1a+ - START BACKGROUND FM SOUNDS
65----SI8003 - INT 65 - Media Vision FM.COM v4.1a+ - STOP BACKGROUND FM SOUNDS
65----SI8004 - INT 65 U - Media Vision FM.COM v4.1a+ - GET ???
65----SI8005 - INT 65 U - Media Vision FM.COM v4.1a+ - ???
660688 - INT 66 - IBMSND driver, DIGPAK - PLAY 8-BIT DIGITIZED SOUND
660689 - INT 66 - IBMSND driver, DIGPAK - REPORT SOUND DRIVER STATUS
66068A - INT 66 - IBMSND driver, DIGPAK - PREFORMAT SOUND
66068B - INT 66 - IBMSND driver, DIGPAK - PLAY PREFORMATTED SOUND
66068C - INT 66 - IBMSND driver, DIGPAK - REPORT AUDIO DRIVER CAPABILITIES
66068D - INT 66 - IBMSND driver, DIGPAK - REPORT CURRENT SAMPLE ADDRESS
66068E - INT 66 - IBMSND driver, DIGPAK - SET CALLBACK ADDRESS
66068F - INT 66 - IBMSND driver, DIGPAK - STOP CURRENT SOUND
660690 - INT 66 - IBMSND driver, DIGPAK - "SetAudioHardware" - SET UP HARDWARE INFO
660691 - INT 66 - IBMSND driver, DIGPAK - REPORT CALLBACK ADDRESS
660693 - INT 66 - DIGPAK - SET TIMER DIVISOR RATE
660694 - INT 66 - DIGPAK - PLAY PREFORMATTED DATA
660695 - INT 66 - DIGPAK - POST AUDIO PENDING
660696 - INT 66 - DIGPAK - GET AUDIO PENDING STATUS
660697 - INT 66 - DIGPAK - SET STEREO PANNING
660698 - INT 66 - DIGPAK - SET PLAY MODE
660699 - INT 66 - DIGPAK - GET ADDRESSES
66069A - INT 66 - DIGPAK - SET RECORD MODE
66069B - INT 66 - DIGPAK - STOP NEXT LOOP
66069C - INT 66 - DIGPAK - SET DMA BACKFILL MODE
66069D - INT 66 - DIGPAK - REPORT DMA COUNTER
66069E - INT 66 - DIGPAK - VERIFY DMA BLOCK
66069F - INT 66 - DIGPAK - SET PCM VOLUME
6606A0 - INT 66 - DIGPAK - SET DPMI MODE
660700 - INT 66 - MIDPAK - UNINSTALL
660701 - INT 66 - IBM Digitized Sound Package MIDI driver - GET DIGITIZED SOUND CAPABIL
660702 - INT 66 - MIDPAK - PLAY SEQUENCE
660703 - INT 66 - MIDPAK - SEGUE SEQUENCE
660704 - INT 66 - MIDPAK - REGISTER XMIDI
660705 - INT 66 - MIDPAK - STOP MIDI
660706 - INT 66 O - MIDPAK - REMAP CHANNEL
660707 - INT 66 - MIDPAK - REPORT TRIGGER EVENT COUNTER
660708 - INT 66 - MIDPAK - RESET EVENT TRIGGER COUNTER
660709 - INT 66 O - MIDPAK - MIDI SLEEP
66070A - INT 66 O - MIDPAK - MIDI AWAKE
66070B - INT 66 - MIDPAK - RESUME PLAYING
66070C - INT 66 - MIDPAK - GET SEQUENCE STATUS
66070D - INT 66 - MIDPAK - REGISTER XMIDI FILE
66070E - INT 66 - MIDPAK - GET RELATIVE VOLUME
66070F - INT 66 - MIDPAK - SET RELATIVE VOLUME
660710 - INT 66 - MIDPAK - LOAD MIDPAK DRIVER
660711 - INT 66 - MIDPAK - POLL MIDPAK
660712 - INT 66 - MIDPAK - GET MIDI CLOCK
660713 - INT 66 - MIDPAK - GET TRIGGER COUNT ADDRESS
660714 - INT 66 - MIDPAK - GET EVENT ID ADDRESS
660716 - INT 66 - MIDPAK - REPORT SEQUENCE NUMBER
67DEE1BX0C55 - INT 67 - "SB Live!" Sound Blaster 16 Emulation Driver - INSTALLATION CHECK
78 - INT 78 - ULTRAMID - API
7E00 - INT 7E - MaxSBOS v0.21 - GET ???
7E0001 - INT 7E - IWSBSDRV v1.41 - SEND MIDI BYTE
7E0002 - INT 7E - IWSBSDRV v1.41 - SEND MIDI STRING
7E00F6 - INT 7E - SBOS v3.82 - SET ???
7E00F7 - INT 7E - SBOS v3.82 - GET ???
7E00F9 - INT 7E - SBOS v3.82 - SET ???
7E00FB - INT 7E - SBOS v3.82 - SET ???
7E00FD - INT 7E - SBOS v3.82 - SET ???
7E00FE - INT 7E - SBOS v3.82 - UNINSTALL
7E00FF - INT 7E - SBOS v3.82 - SET INTERRUPT FOR ???
7E01 - INT 7E - MaxSBOS v0.21 - ???
7E02 - INT 7E - MaxSBOS v0.21 - ???
7E03 - INT 7E - MaxSBOS v0.21 - NOP
7E--80 - INT 7E - IWSBSDRV v1.41 - GET ???
7E--81 - INT 7E - IWSBSDRV v1.41 - ???
7E--82 - INT 7E - IWSBSDRV v1.41 - GET ???
7E--83 - INT 7E - IWSBSDRV v1.41 - ??? (CALLS VIWD.VXD)
7E--84 - INT 7E - IWSBSDRV v1.41 - WAKE PROGRAM???
7E--85 - INT 7E - IWSBSDRV v1.41 - SET ??? FLAG
7E--86 - INT 7E - IWSBSDRV v1.41 - HOOK INT 21
7E--87 - INT 7E - IWSBSDRV v1.41 - RESTORE INT 21
7F4150BHC1 - INT 7F U - Voyetra - AAPISG - API
7F4331BHC1 - INT 7F U - Voyetra - VAPISG - API
7F564DBHC1 - INT 7F U - Voyetra Multimedia Player - VMP.EXE API
7F5658BHC1 - INT 7F U - Voyetra - VAPISG - API
80----BL00 - INT 80 - SBSIM - "STARTSND" - START SOUND ON SPECIFIED DRIVER
80----BL01 - INT 80 - SBSIM - "PLAYSND" - PLAY MUSIC/VOICE ON SELECTED DRIVER
80----BL02 - INT 80 - SBSIM - "STOPSND" - STOP MUSIC/VOICE ON SELECTED DRIVER
80----BL03 - INT 80 - SBSIM - "PAUSESND" - TEMPORARILY PAUSE PLAYBACK ON SELECTED DRIVER
80----BL04 - INT 80 - SBSIM - "RESUMESND" - RESTART PLAYBACK ON SELECTED DRIVER
80----BL05 - INT 80 - SBSIM - "GETSNDSTAT" - GET DRIVER'S STATUS
80----BX0000 - INT 80 - SoundBlaster SBFM driver - GET VERSION
80----BX0000 - INT 80 - SBSIM - "QUERYVERSION" - GET VERSION
80----BX0001 - INT 80 - SoundBlaster SBFM driver - SET MUSIC STATUS BYTE ADDRESS
80----BX0001 - INT 80 - SBSIM - "QUERYDRIVERS" - CHECK DRIVERS INSTALLED
80----BX0002 - INT 80 - SoundBlaster SBFM driver - SET INSTRUMENT TABLE
80----BX0002 - INT 80 - SBSIM - GETADDRESS" - GET SELECTED DRIVER'S ENTRY POINT
80----BX0003 - INT 80 - SoundBlaster SBFM driver - SET SYSTEM CLOCK RATE
80----BX0004 - INT 80 - SoundBlaster SBFM driver - SET DRIVER CLOCK RATE
80----BX0005 - INT 80 - SoundBlaster SBFM driver - TRANSPOSE MUSIC
80----BX0005 - INT 80 - SBSIM - "GETBUFFERINFO" - GET DRIVER'S BUFFER ADDRESS
80----BX0006 - INT 80 - SoundBlaster SBFM driver - PLAY MUSIC
80----BX0007 - INT 80 - SoundBlaster SBFM driver - STOP MUSIC
80----BX0008 - INT 80 - SoundBlaster SBFM driver - RESET DRIVER
80----BX0009 - INT 80 - SoundBlaster SBFM driver - PAUSE MUSIC
80----BX000A - INT 80 - SoundBlaster SBFM driver - RESUME MUSIC
80----BX000B - INT 80 - SoundBlaster SBFM driver - SET USER-DEF TRAP FOR SYSTEM-EXCLUSIVE CMDS
80----BX0400 - INT 80 - SBSIM - "GETVOLUME" - GET SOURCE'S VOLUME
80----BX0401 - INT 80 - SBSIM - "SETVOLUME" - SET SOURCE'S VOLUME
810200 - INT 81 - Gravis UltraSound - MegaEm - PROCESS COMMAND LINE
810202 - INT 81 - Gravis UltraSound - MegaEm - ???
810300 - INT 81 - Gravis UltraSound - MegaEm - LOAD SAMPLE ???
810400 - INT 81 - Gravis UltraSound - MegaEm - ???
812010 - INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - INT 78 REDIRECT
812011 - INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - NMI REDIRECT
812012 - INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - SOUNDCARD IRQ REDIRECT
812015 - INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - ???
8300 - INT 83 - JM Pro Tracker v5.0 - ???
8301 - INT 83 - JM Pro Tracker v5.0 - ???
8302 - INT 83 - JM Pro Tracker v5.0 - ???
8303 - INT 83 - JM Pro Tracker v5.0 - ???
8304 - INT 83 - JM Pro Tracker v5.0 - SET DMA BUFFER???
8305 - INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER
8306 - INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER
8307 - INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER
8308 - INT 83 - JM Pro Tracker v5.0 - START PLAYING???
8309 - INT 83 - JM Pro Tracker v5.0 - PAUSE???
830A - INT 83 - JM Pro Tracker v5.0 - RESUME???
830B - INT 83 - JM Pro Tracker v5.0 - ???
830C - INT 83 - JM Pro Tracker v5.0 - ???
830D - INT 83 - JM Pro Tracker v5.0 - ???
830E - INT 83 - JM Pro Tracker v5.0 - ???
830F - INT 83 - JM Pro Tracker v5.0 - ???
8310 - INT 83 - JM Pro Tracker v5.0 - ???
8311 - INT 83 - JM Pro Tracker v5.0 - ???
8312 - INT 83 - JM Pro Tracker v5.0 - CLEAR ???
8313 - INT 83 - JM Pro Tracker v5.0 - ???
8314 - INT 83 - JM Pro Tracker v5.0 - ???
8315 - INT 83 - JM Pro Tracker v5.0 - GET ???
8316 - INT 83 - JM Pro Tracker v5.0 - ???
8317 - INT 83 - JM Pro Tracker v5.0 - UNHOOK API INTERRUPT
8318 - INT 83 - JM Pro Tracker v5.0 - SET BUFFERS
94----SI0000 - INT 94 u - PCM driver - INITIALIZE SOUND
94----SI0001 - INT 94 u - PCM driver - INITIALIZE PCM
94----SI0002 - INT 94 u - PCM driver - INITIALIZE PCM INFO
94----SI0003 - INT 94 u - PCM driver - INITIALIZE DMA BUFFER
94----SI0004 - INT 94 u - PCM driver - INITIALIZE USER FUNCTION
94----SI0005 - INT 94 u - PCM driver - BEGIN AUDIO PLAY
94----SI0006 - INT 94 u - PCM driver - BEGIN AUDIO RECORD
94----SI0007 - INT 94 u - PCM driver - PAUSE AUDIO PLAY/RECORD
94----SI0008 - INT 94 u - PCM driver - RESUME AUDIO PLAY/RECORD
94----SI0009 - INT 94 u - PCM driver - STOP AUDIO PLAY/RECORD
94----SI000A - INT 94 u - PCM driver - UNHOOK INTERRUPTS AND TURN OFF DMA
94----SI000B - INT 94 u - PCM driver - FIND VALID DMA BUFFER IN HUGE MEMORY BLOCK
94----SI000D - INT 94 u - Media Vision PCM.COM - GET STATUS
94----SI8000 - INT 94 u - Media Vision PCM.COM - GET INTERNAL DMA BUFFER ADDRESS
94----SI8001 - INT 94 u - Media Vision PCM.COM - GET INTERNAL DMA BUFFER SIZE AND DIVISIONS
94----SI8002 - INT 94 u - Media Vision PCM.COM - CHECK BOARD ADDRESS
94----SI8004 - INT 94 u - Media Vision PCM.COM - GET INTERNAL NOTE BUFFER
94----SI8005 - INT 94 u - Media Vision PCM.COM - SINGLE-STEP QUEUE
94----SI8011 - INT 94 u - Media Vision PCM.COM - INITIALIZE
94----SI8012 - INT 94 u - Media Vision PCM.COM - LOAD SOUND FOR LATER PLAY THROUGH KEYBOARD
94----SI8013 - INT 94 u - Media Vision PCM.COM - GET INTERNAL SOUND USAGE
94----SI8014 - INT 94 u - Media Vision PCM.COM - GET DATA FOR SPECIFIED SOUND
94----SI8015 - INT 94 u - Media Vision PCM.COM - GET/SET INTERNAL DMA BUFFER
94----SI8016 - INT 94 u - Media Vision PCM.COM - SIMULATE DOUBLE-SHIFT HOTKEY
94--01SI8017 - INT 94 u - Media Vision PCM.COM - CTRL-G INTERCEPT
94--02SI8017 - INT 94 u - Media Vision PCM.COM - DOUBLE-SHIFT-HOTKEY SOUND FEATURE
94--04SI8017 - INT 94 u - Media Vision PCM.COM - RANDOM SOUND FEATURE
94--08SI8017 - INT 94 u - Media Vision PCM.COM - NO ACTIVITY FEATURE
94--10SI8017 - INT 94 u - Media Vision PCM.COM - TIMER CONTROL
94----SI8018 - INT 94 u - Media Vision PCM.COM - GET INFO
F1 - INT F1 - SPEECH.COM - CONVERT TEXT STRING TO SPEECH
F1 - INT F1 - Andy C. McGuire SPEECH.COM/SAY.COM
F2 - INT F2 - Andy C. McGuire SPEECH.COM/SAY.COM
F3 - INT F3 - SoundBlaster - POINTER TO ECHO VALUE
INT 10 - VESA VBE/AI (Audio Interface) - INSTALLATION CHECK AX = 4F13h BX = 0000h Return: AL = 4Fh if function supported AH = status 00h successful BX = version (0010h for 1.00 -- note nonstandard value!) 01h failed SeeAlso: AX=4F13h/BX=0001h,AX=4F13h/BX=0005hTop
INT 10 - VESA VBE/AI (Audio Interface) - LOCATE DEVICE AX = 4F13h BX = 0001h CX = 0000h ??? DX = type of device 0001h Wave device 0002h MIDI device 0003h Volume device Return: AL = 4Fh if function supported AH = status 00h successful CX = handle [returned 1 for DX=1 and 3, and 2 for DX=2] 01h failed SeeAlso: AX=4F13h/BX=0000h,AX=4F13h/BX=0002hTop
INT 10 - VESA VBE/AI (Audio Interface) - QUERY DEVICE
AX = 4F13h
BX = 0002h
CX = handle
DX = query
0001h return length of GeneralDeviceClass
0002h return copy of GeneralDeviceClass (see #00112)
0003h return length of Volume Info Structure
0004h return copy of Volume Info Structure (see #00122)
0005h return length of Volume Services Structure
0006h return copy of Volume Services Structure (see #00124)
0007h-000Fh reserved
0010h-FFFFh device-specific
SI:DI -> buffer (functions 0002h,0004h,0006h)
Return: AL = 4Fh if function supported
AH = status
00h successful
SI:DI = length (functions 1,3,5)
SI:DI buffer filled (functions 2,4,6)
01h failed
Note: functions 0003h to 0006h are only supported for the Volume device
Format of GeneralDeviceClass structure:
Offset Size Description (Table 00112)
00h 4 BYTEs name of the structure ("GENI")
04h DWORD structure length
08h WORD type of device (1=Wave, 2=MIDI)
0Ah WORD version of VESA driver support (0100h for 1.00)
10h var for CX=handle for Wave device:
Wave Info structure (see #00113)
some bytes ???
for CX=handle for MIDI device:
MIDI Info Structure (see #00118)
first 8 bytes of MIDI Service Structure ???
SeeAlso: #00122,#00124
Format of WAVE Info Structure:
Offset Size Description (Table 00113)
00h 4 BYTEs name of the structure ("WAVI")
04h DWORD structure length [0000007Eh]
08h DWORD driver software version [00000003h]
0Ch 32 BYTEs vendor name, etc. (ASCIZ string)
2Ch 32 BYTEs vendor product name
4Ch 32 BYTEs vendor chip/hardware description
6Ch BYTE installed board number
6Dh 3 BYTEs unused data
70h DWORD feature bits (see #00114)
74h WORD user determined preference field
76h WORD memory required for driver use [0200h]
78h WORD number of timer tick callbacks per second [0000h]
7Ah WORD channels: 1 = mono, 2 = stereo
stereo is assumed to be interleaved data
7Ch WORD bitfield of max sample sizes (see #00115)
SeeAlso: #00118
Bitfields for Wave feature bits:
Bit(s) Description (Table 00114)
0 8000hz Mono Playback
1 8000hz Mono Record
2 8000hz Stereo Record
3 8000hz Stereo Playback
4 8000hz Full Duplex Play/Record
5 11025hz Mono Playback
6 11025hz Mono Record
7 11025hz Stereo Record
8 11025hz Stereo Playback
9 11025hz Full Duplex Play/Record
10 22050hz Mono Playback
11 22050hz Mono Record
12 22050hz Stereo Record
13 22050hz Stereo Playback
14 22050hz Full Duplex Play/Record
15 44100hz Mono Playback
16 44100hz Mono Record
17 44100hz Stereo Record
18 44100hz Stereo Playback
19 44100hz Full Duplex Play/Record
20-26 reserved (0)
27 driver must pre-handle the data
28 Variable Sample mono playback
29 Variable Sample stereo playback
30 Variable Sample mono record
31 Variable Sample stereo record
(Table 00115)
Values for Sample data size:
01h 8bit play
02h 16bit play
10h 8bit record
20h 16bit record
Format of WAVE Audio Services structure:
Offset Size Description (Table 00116)
00h 4 BYTEs name of the structure
04h DWORD structure length
08h 16 BYTEs for future expansion
---entry points (details???)---
18h DWORD DeviceCheck
11h compression (see also #00117)
12h driver state
13h get current pos
14h sample rate
15h set preference
16h get DMA,IRQ
17h get IO address
18h get mem address
19h get mem free
1Ah full duplex
1Bh get block size
1Ch get PCM format
1Dh enable PCM format
80h-.. vendors can add DevChks above 0x80
1Ch DWORD PCMInfo
20h DWORD PlayBlock
24h DWORD PlayCont
28h DWORD RecordBlock
2Ch DWORD RecordCont
30h DWORD PauseIO
34h DWORD ResumeIO
38h DWORD StopIO
3Ch DWORD WavePrepare
40h DWORD WaveRegister
44h DWORD GetLastError
01h unsupported feature/function
02h bad sample rate
03h bad block length
04h bad block address
05h app. missed an IRQ
06h don't understand the PCM size/format
80h-.. vendors specific errors
48h DWORD TimerTick
4Ch DWORD ApplPSyncCB: CallBack: play filled in by the app
50h DWORD ApplRSyncCB: CallBack: rec filled in by the app
SeeAlso: #00120,#00124
(Table 00117)
Values for type of compression:
01h IMA play
02h ALAW play
03h ULAW play
11h IMA record
12h ALAW record
13h ULAW record
Format of MIDI Info Structure:
Offset Size Description (Table 00118)
00h 4 BYTEs name of the structure ("MIDI")
04h DWORD structure length
08h DWORD driver software version [00000003h]
0Ch 32 BYTEs vendor name, etc. (ASCIZ string)
2Ch 32 BYTEs vendor product name
4Ch 32 BYTEs vendor chip/hardware description
6Ch BYTE installed board number
6Dh 3 BYTEs unused data
70h 14 BYTEs the patch library file name [OPL2.BNK 00..]
7Eh DWORD feature bits (see #00119)
80h WORD user determined preference field
82h WORD memory required for driver use
84h WORD # of timer tick callbacks per second
86h WORD max # of tones (voices, partials)
SeeAlso: #00112,#00120,#00122
Bitfields for MIDI feature bits:
Bit(s) Description (Table 00119)
0-3 reserved for GM extensions
4 Transmitter/Receiver only
5 Patches preloaded
6 MIDI receive has time stamp
8 MIDI interrupt driven input supported
9 MIDI polled input supported
10 MIDI remote patches supported
Format of MIDI Service structure:
Offset Size Description (Table 00120)
00h 4 BYTEs name of the structure ("MIDS")
04h DWORD structure length
08h 16 WORDs patches loaded table bit field
28h 16 BYTEs for future expansion
---entry points (details???)---
38h DWORD device check
11h return available tones
12h return TRUE/FALSE if patch is understood
13h set preference
14h allow/disallow voice stealing
15h get FIFO sizes
16h get DMA,IRQ
17h get IO address
18h get mem address
19h get mem free
80h-.. vendors can add DevChks above 0x80
3Ch DWORD global reset
40h DWORD MIDI msg
44h DWORD poll MIDI
48h DWORD preload patch
4Ch DWORD unload patch
50h DWORD timer tick
54h DWORD get last error
01h unsupported feature/function
02h unknown patch type (see #00121)
03h all tones are used
04h messages are out of sync
05h an incoming patch was incomplete
06h an incoming patch couldn't be stored
07h had to drop an incoming byte
08h driver is failing a patch download
80h-.. vendors specific errors
58h DWORD Patch Block free callback
5Ch DWORD MIDI byte avail. callback
SeeAlso: #00116,#00124
(Table 00121)
Values for MIDI Registered Patch Types:
10h OPL2
11h OPL3
Format of Volume Info Structure:
Offset Size Description (Table 00122)
00h 4 BYTEs name of the structure ("VOLI")
04h DWORD structure length (00000092h)
08h DWORD driver software version [00000001h]
0Ch 32 BYTEs vendor name, etc. (ASCIZ string)
2Ch 32 BYTEs vendor product name
4Ch 32 BYTEs vendor chip/hardware description
6Ch BYTE installed board number (0 for 1st/only board)
6Dh 3 BYTEs unused data (0)
70h 24 BYTEs text name of the mixer channel
88h DWORD features bits (see #00123)
8Ch WORD minimum volume setting
8Eh WORD maximum volume setting
90h WORD attenuation/gain crossover
SeeAlso: #00112,#00124
Bitfields for Volume feature bits:
Bit(s) Description (Table 00123)
0 Stereo Volume control available
2 Low Pass Filter is available
3 High Pass Filter is available
4 Parametric Tone Control is available
5 selectable output paths
8 Azimuth Field positioning supported
9 Phi Field positioning supported
10-30 unused???
31 Master Volume device
Format of Volume Services Structure:
Offset Size Description (Table 00124)
00h 4 BYTEs name of the structure ("VOLS")
04h DWORD structure length (00000038h)
08h 16 BYTEs 16 bytes for future expansion (0)
---entry points (details???)---
18h DWORD device check
0011h filter range
0012h filter setting
0013h filter current
0014h tone range
0015h tone setting
0016h tone current
0017h path
0018h get IO address
0080h-.. vendors can add DevChks above 0x80
1Ch DWORD set vol to an absolute setting
01h User master volume setting
02h application master volume setting
20h DWORD set 3D volume
24h DWORD tone control
28h DWORD filter control
2Ch DWORD output path
30h DWORD reset channel
34h DWORD get last error
01h unsupported feature/function
02h out of range parameter value
80h+ vendor-specific errors
SeeAlso: #00116,#00120
Top
INT 10 - VESA VBE/AI (Audio Interface) - OPEN DEVICE AX = 4F13h BX = 0003h CX = handle DX = API set (16/32-bit) SI = segment ??? Return: AL = 4Fh if function supported AH = status 00h successful SI:CX -> memory ??? 01h failed SeeAlso: AX=4F13h/BX=0000h,AX=4F13h/BX=0002h,AX=4F13h/BX=0004hTop
INT 10 - VESA VBE/AI (Audio Interface) - CLOSE DEVICE AX = 4F13h BX = 0004h CX = handle Return: AL = 4Fh if function supported AH = status 00h successful 01h failed SeeAlso: AX=4F13h/BX=0000h,AX=4F13h/BX=0003h,AX=4F13h/BX=0005hTop
INT 10 - VESA VBE/AI (Audio Interface) - UNINSTALL DRIVER AX = 4F13h BX = 0005h Return: AL = 4Fh if function supported AH = status 00h successful 01h failed SeeAlso: AX=4F13h/BX=0000h,AX=4F13h/BX=0006hTop
INT 10 - VESA VBE/AI (Audio Interface) - DRIVER CHAIN/UNCHAIN AX = 4F13h BX = 0006h Return: AL = 4Fh if function supported AH = status 00h successful 01h failed SeeAlso: AX=4F13h/BX=0000h,AX=4F13h/BX=0005hTop
INT 16 U - Corel PowerSCSI - FDAUDIO.COM - INSTALLATION CHECK AX = DFDFh Return: ES:DI -> ASCII signature "FDAUDIO/CD" followed by ASCII date, i.e. "06/18/93" if installedTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET STATUS AX = 6900h Return: AX = amount of DRAM on card or 0000h if GUS not available Program: YEA_GUS is a driver for the Graphics Ultra Sound which hooks INT 18h and then shells out the the program requiring its services SeeAlso: AX=6901h,AX=690Ah,AX=690BhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RESET AX = 6901h BX = number of active voices (14-32) Return: nothing SeeAlso: AX=6900hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET VOLUME FOR SPECIFIC VOICE AX = 6902h BX = voice number (00h-1Fh) CX = linear volume (0000h-01FFh) Return: nothing SeeAlso: AX=6900h,AX=6903h,AX=6904h,AX=6909h,AX=690AhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET FREQUENCY FOR VOICE AX = 6903h BX = voice number (00h-1Fh) CX = frequency in Hz (0-44100) Return: nothing SeeAlso: AX=6902h,AX=6904hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET LEFT/RIGHT BALANCE AX = 6904h BX = voice number (00h-1Fh) CX = balance (0 = left, 7 = even, 15 = right) Return: nothing SeeAlso: AX=6902h,AX=6903hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - PLAY MUSIC AX = 6905h BL = voice number BH = sample type (0 = 8-bit, 1 = 16-bit) CL = looping type (0 = none, 1 = forward, 2 = back and forth) CH:DI = 20-bit starting address for voice data DL:SI = 20-bit address for loop start DH:BP = 20-bit address for loop end SeeAlso: AX=6903h,AX=6906h,AX=690BhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - LOAD SOUND DATA AX = 6906h BL = data format (1 = twos-complement, 0 = not) BH = sample type (0 = 8-bit, 1 = 16-bit) CX = number of bytes to send ES:SI -> buffer containing data DL:DI = 20-bit address of GUS DRAM at which to load sound data SeeAlso: AX=6900h,AX=6905h,AX=690ChTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - STOP VOICE AX = 6907h BX = voice number (00h-1Fh) Return: nothing SeeAlso: AX=6908h,AX=690DhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SET VOICE END AX = 6908h BX = voice number (00h-1Fh) CL:DX = 20-bit ending address Return: nothing SeeAlso: AX=690BhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RAMP VOLUME AX = 6909h BL = voice number (00h-1Fh) BH = looping type (0 = none, 1 = forward, 2 = back and forth) CX = starting volume DX = ending volume DI:SI = time Return: nothing SeeAlso: AX=6902h,AX=690AhTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET VOLUME AX = 690Ah BX = voice number (00h-1Fh) Return: AX = current non-linear volume for voice SeeAlso: AX=6902h,AX=6909hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - GET POSITION AX = 690Bh BX = voice number Return: BX:AX = 20-bit address at which voice is playing SeeAlso: AX=6900h,AX=6905h,AX=6908hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - SAVE SOUND DATA AX = 690Ch BL = data format (1 = twos-complement, 0 = not) BH = sample type (0 = 8-bit, 1 = 16-bit) CX = number of bytes to get ES:SI -> buffer for retrieved data DL:DI = 20-bit address in GUS DRAM from which to read voice data Return: nothing SeeAlso: AX=6906hTop
INT 18 - Gravis Ultra Sound YEA_GUS.EXE - RESTART VOICE AX = 690Dh BX = voice CX = sample type (0 = 8-bit, 1 = 16-bit) DX = looping type (0 = none, 1 = forward, 2 = back and forth) Return: CX = balance value SeeAlso: AX=6907h,AX=6908hTop
INT 18 - Gravis Ultra Sound EURO_MOD.EXE - INITIALIZE AX = 8000h Program: EURO_MOD is a .MOD file player for the Gravis Ultra Sound which hooks INT 18h and then shells out to the program requiring its services SeeAlso: AX=8001h,AX=8004hTop
INT 18 - Gravis Ultra Sound EURO_MOD.EXE - LOAD .MOD FILE AX = 8001h BX:CX -> ASCIZ filename SeeAlso: AX=8000h,AX=8002hTop
INT 18 - Gravis Ultra Sound EURO_MOD.EXE - PLAY .MOD FILE AX = 8002h SeeAlso: AX=8002h,AX=8003hTop
INT 18 - Gravis Ultra Sound EURO_MOD.EXE - STOP PLAYING AX = 8003hTop
INT 18 - Gravis Ultra Sound EURO_MOD.EXE - SHUTDOWN AX = 8004h SeeAlso: AX=8000h,AX=8003hTop
INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND??? AH = 7Fh ??? Return: ??? Note: this function is not supported by the Tandy 1000SL/TL BIOS SeeAlso: AH=80h,AH=83h,AH=85hTop
INT 1A - PCjr, Tandy 2500???, Tandy 1000SL/TL - SET UP SOUND MULTIPLEXOR AH = 80h AL = 00h source is 8253 channel 2 01h source is cassette input 02h source is I/O channel "Audio IN" 03h source is sound generator chip Note: although documented in the 1000TL Technical Reference, the 1000TL BIOS has just an IRET for this call SeeAlso: AH=7Fh,AH=83hTop
INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND - INSTALLATION CHECK AX = 8100h Return: AL > 80h if supported AX = 00C4h if supported (1000SL/TL) CF set if sound chip is busy CF clear if sound chip is free Note: the value of CF is not definitive; call this function until CF is clear on return, then call AH=84h"Tandy"Top
INT 1A - Tandy 2500???, Tandy 1000SL/TL - DIGITAL SOUND - RECORD SOUND AH = 82h ES:BX -> buffer for sound samples CX = length of buffer DX = transfer rate (1-4095, 1 is fastest) Return: AH = 00h CF set if sound busy CF clear if sound chip free Note: the value in DX should be 1/10 the corresponding value for INT 1A/AH=83h on the 1000TL, 1/11.5 on the 1000SL. Call INT 1A/AX=8100h and INT 1A/AH=84h before invoking this function. The BIOS issues an INT 15/AX=91FBh when the input is complete DMA across a 64K boundary is masked by the BIOSTop
INT 1A - Tandy 2500, Tandy 1000L series - START PLAYING DIGITAL SOUND AH = 83h AL = volume (0=silence, 7=highest) CX = number of bytes to play DX = time between sound samples (multiples of 273 nanoseconds) only bits 11-0 used ES:BX -> sound data (array of 8-bit unsigned PCM samples) Return: AH = 00h CF set if sound is busy CF clear if sound chip is free Notes: this call returns immediately while the sound plays in the background; the sound chip is clocked at 3.57 MHz, with the low 12 bits of DX specifying the clock divisor The BIOS appears to call INT 15/AX=91FBh when the sound device underflows to allow another INT 1A/AH=83h for seamless playing of long sounds. SeeAlso: AH=84h"Tandy",INT 15/AH=91hTop
INT 1A - Tandy 2500, Tandy 1000L series - STOP PLAYING DIGITAL SOUND AH = 84h Return: ??? Note: the BIOS will call INT 15/AX=91FBh when the sound has stopped playing SeeAlso: AH=83h"Tandy",AH=85h"Tandy"Top
INT 1A - Tandy 2500, Tandy 1000L series - DIGITAL SOUND??? AH = 85h ??? Return: ??? Note: this function is not supported by the Tandy 1000SL/TL BIOS SeeAlso: AH=7Fh,AH=83h"Tandy"Top
INT 1A - SND - INSTALLATION CHECK??? AX = FF00h Return: AL = version??? (02h) AH = busy flag (00h if not in a SND call, 01h if SND currently active) Note: the SND API is also supported by IC (Internal Commands) v2.0, a shareware TSR by Geoff Friesen which extends COMMAND.COM's internal command set SeeAlso: AX=FF01h,AX=FF02h,AX=FF04h,AX=FF05hTop
INT 1A - SND - PAUSE AX = FF01h DX = number of clock ticks to delay Return: AH = status 00h successful 01h SND busy Notes: if successful, execution returns to the caller after the delay expires; if SND is busy, execution returns immediately the IC v2.0 implementation of this API makes no special allowance for time rollover at midnight, which can cause the delay to be over one hour if this function is called just before the BIOS time count rolls over and the delay extends into the next day SeeAlso: AX=FF00h,INT 15/AH=86h,INT 62/AX=0096h,INT 7F/AH=E8h,INT 80/BX=0009h SeeAlso: INT E0/CL=BDhTop
INT 1A - SND - START SOUND AX = FF02h DX = frequency in Hertz (14h-FFFFh) Return: AH = status 00h successful 01h SND busy SeeAlso: AX=FF00h,AX=FF01h,AX=FF03hTop
INT 1A - SND - STOP SOUND AX = FF03h Return: AH = status 00h successful 01h busy Note: turns off any sound currently being emitted by the PC's speaker unless SND is currently busy processing an API call (this includes background music). Use AX=FF05h to stop the sound even if an API call is in progress. SeeAlso: AX=FF00h,AX=FF02h,AX=FF05hTop
INT 1A - SND - PLAY MUSIC STRING IN BACKGROUND AX = FF04h DS:DX -> ASCIZ music string Return: AH = status 00h successful (music begins playing in background) 01h busy Note: the music string accepted by SND is not the same as that accepted by BASIC and other programs which process music strings SeeAlso: AX=FF00h,AX=FF05h,INT 80/BX=0006hTop
INT 1A - SND - UNCONDITIONALLY STOP SOUND AX = FF05h Return: AH = 00h (successful) Note: this function is the same as AX=FF03h, but will stop the sound even if SND is currently busy, such as playing background music SeeAlso: AX=FF00h,AX=FF03h,INT 80/BX=0007hTop
INT 21 U - Creative Technology CTMMSYS.SYS v1.00.01 - API AX = 4402h BX = file handle for device "CTMMSYS$" CX = 0004h (size of data) DS:DX -> buffer for entry point (see #01507) Return: CF clear if successful buffer updated CF set on error AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h) Program: CTMMSYS.SYS is the Creative DOS Multimedia Architecture Integration driver SeeAlso: AX=4402h"CTSB2",INT 80/BX=0000h"SBFM" Format of CTMMSYS.SYS entry point record: Offset Size Description (Table 01507) 00h DWORD (call) signature 4D6D7443h (ASCII "CtmM") (ret) pointer to CTMMSYS entry point (see #01508) SeeAlso: #01509 (Table 01508) Call CTMMSYS.SYS entry point with: AX = ??? STACK: WORD ??? WORD ??? WORD ??? (0001h,0002h,0005h,0006h) WORD ??? DWORD -> ??? WORD ??? WORD ??? Return: DX:AX = ??? or error code 0000h:000Bh invalid value for ??? 0000h:000Fh API call already in progress SeeAlso: #01507Top
INT 21 U - Creative Technology CTSB2.SYS v1.01.01 - API AX = 4402h BX = file handle for device "CTSOUND0" CX = 0004h (size of data) DS:DX -> buffer for entry point (see #01509) Return: CF clear if successful buffer updated CF set on error AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h) Program: CTMMSYS.SYS is the Creative DOS Multimedia Architecture Integration driver SeeAlso: AX=4402h"CTMMSYS",INT 80/BX=0000h"SBFM" Format of CTSB2.SYS entry point record: Offset Size Description (Table 01509) 00h DWORD (call) signature 4D6D7443h (ASCII "CtmM") (ret) pointer to CTSB2 entry point (see #01510) SeeAlso: #01507 (Table 01510) Call CTSB2.SYS entry point with: AX = ??? STACK: DWORD -> ??? WORD function number (0100h,0200h,0300h,0400h,0500h,0600h,0701h) DWORD -> ??? WORD ??? WORD ??? Return: DX:AX = ??? or error code 0000h:0004h invalid subfunction??? 0000h:000Bh invalid value for ??? 0000h:000Fh API call already in progress SeeAlso: #01509Top
INT 21 - Gravis UltraSound - MegaEm/MEGA_EM - INSTALLATION CHECK AX = FD12h BX = 3457h Return: AX = 5678h if installed BX = 1235h if v1.x or v2.x installed CL = interrupt vector used by MegaEm (default 81h) BX = 1237h if v3.x installed CL = interrupt vector used by MegaEm (default 81h) DX = version number Program: MegaEm is a protected-mode SoundBlaster, SoundCanvas, and MT-32 emulator for the Gravis UltraSound SeeAlso: INT 2F/AX=CD00h/BX=464Fh,INT 7E/AX=00FEh"SBOS",INT 81/AX=0200hTop
INT 2D - CDTSR - GET INTERNAL VARIABLE TABLE AL = 10h AH = AMIS multiplex number for CDTSR Return: CX:DX -> CDTSR internal variable structure (see #02583) Program: CDTSR is a resident audio CD player by Colin Hill SeeAlso: INT 2D/AL=11h"CDTSR",INT 2D/AL=12h"CDTSR",INT 2D/AL=13h"CDTSR" Format of CDTSR internal variable structure: Offset Size Description (Table 02583) 00h BYTE hotkey scan code (see #00006) 01h BYTE hotkey shift states 02h BYTE flag: repeat 03h BYTE flag: custom repeat 04h BYTE flag: background polling 05h DWORD (read-only) internal timing variable 09h DWORD current track play position, in frames 0Dh DWORD current disk play position, in frames 11h BYTE number of entries in track program 12h BYTE index into track program currently playing (FFh if not playing) 13h 100 BYTEs track program (each byte contains one track number) 77h BYTE saved cursor end scan line 78h BYTE saved cursor start scan line 79h BYTE currently playing track 7Ah BYTE CD driver media-change flag 7Bh WORD video base segment during last popup 7Dh WORD video page offset during last popup 7Fh BYTE currently-selected track 80h DWORD begin of custom repeat, in frames 84h DWORD end of custom repeat, in frames 88h WORD track program index of top list itemTop
INT 2D - CDTSR - REPROGRAM CDTSR AL = 11h AH = AMIS multiplex number for CDTSR Return: nothing Program: CDTSR is a resident audio CD player by Colin Hill Desc: reprograms CDTSR based on the values in the internal variable structure (see #02583), which may have been changed by an application SeeAlso: INT 2D/AL=10h"CDTSR",INT 2D/AL=12h"CDTSR",INT 2D/AL=13h"CDTSR"Top
INT 2D - CDTSR - DISABLE POPUP AL = 12h AH = AMIS multiplex number for CDTSR Return: nothing SeeAlso: INT 2D/AL=10h"CDTSR",INT 2D/AL=11h"CDTSR",INT 2D/AL=13h"CDTSR"Top
INT 2D - CDTSR - ENABLE POPUP AL = 13h AH = AMIS multiplex number for CDTSR Return: nothing Program: CDTSR is a resident audio CD player by Colin Hill SeeAlso: INT 2D/AL=10h"CDTSR",INT 2D/AL=11h"CDTSR",INT 2D/AL=12h"CDTSR"Top
INT 2F U - IPLAY v1.00b - INSTALLATION CHECK
AX = 60FFh
DL = 00h (function number)
BX = 5344h ('SD')
CX = 4D50h ('MP')
Return: AX = 4F4Bh ('OK') if installed
Program: IPLAY is the Inertia Player by Prime and Excalibur for .MODules
(digitized music files)
Note: in version 1.00b, any value for DL except 01h invokes this function
SeeAlso: AX=60FFh/DL=01h
Top
INT 2F U - IPLAY v1.00b - GET DATA SEGMENT
AX = 60FFh
DL = 01h (function number)
BX = 5344h ('SD')
CX = 4D50h ('MP')
Return: AX = data segment
Program: IPLAY is the Inertia Player by Prime and Excalibur for .MODules
(digitized music files)
SeeAlso: AX=60FFh/DL=00h
Top
INT 2F - RESPLAY - SAMPLE/PLAYBACK AX = 8200h DX:DI -> start of sample space CX:BX = length in bytes Return: AX = status (see #02958) Program: RESPLAY is a freeware sound sampling/playback utility by Mark J. Cox SeeAlso: AX=8201h"RESPLAY",AX=8210h (Table 02958) Values for RESPLAY status: 1000h successful 2000h not initialized (see AX=8210h) other RESPLAY not installedTop
INT 2F - RESPLAY - INSTALLATION CHECK AX = 8201h Return: AX = 7746h if installed SeeAlso: AX=8202h"RESPLAY",AX=8210hTop
INT 2F - RESPLAY - UNINSTALL AX = 8202h Return: AX = status 1000h successful SeeAlso: AX=8201h"RESPLAY",AX=8210h"RESPLAY"Top
INT 2F - RESPLAY - INITIALIZE AX = 8210h BL = sound device number (see #02959) BH = sample rate in multiples of 250 Hz (14h to A0h) CL = direction 00h playback 01h sample Return: AX = status (see #02958) SeeAlso: AX=8200h"RESPLAY",AX=8220h"MODRES" (Table 02959) Values for RESPLAY sound device: 00h printer port LPT1 01h printer port LPT2 02h prototype board at I/O address 0300h 03h printer port (alternative LPT1) 04h internal speakerTop
INT 2F - MODRES - PLAY MODULE
AX = 8220h
DX:CX -> MODPARM structure (see #02960)
Return: AX = status
5722h succesful
2000h parameters out of range
other MODRES not installed
SeeAlso: AX=8221h,AX=8223h,AX=8225h,AX=8227h,AX=8200h"RESPLAY"
Format of MODPARM Structure:
Offset Size Description (Table 02960)
00h WORD signature 504Dh ("MP" = Modparm)
02h BYTE output device (see #02962 at INT 2F/AX=8221h)
03h WORD segment of start of main module (pattern) data
05h 31 WORDs segment of start of sample numbers 1-31
43h BYTE pattern at which to start playing (00h to 7Fh)
44h BYTE function
00h play from pattern [offset 43h] until end of the song
01h play indicated pattern [offset 43h] only
45h BYTE Machine speed
00h 10-12Mhz
01h 12-25Mhz (default)
02h 25Mhz+
03h mix speed 10kHz (fast 8Mhz machines)
04h mix speed 12kHz (10Mhz machines)
05h mix speed 13kHz
06h mix speed 8kHz (test for 8Mhz machines)
46h BYTE allow >64k sample playing
80h MOD has samples >64k in it
else all samples in MOD are <64k
Notes: Main module data and all samples must start on segment boundaries.
In version 2.00 (ONLY) this function carries on playing (works in
the background)
SeeAlso: #02961
Top
INT 2F - MODRES - INSTALLATION CHECK AX = 8221h Return: AX = status 5722h successful other MODRES not installed BX = BCD version number (BH = major, BL = minor) DX:CX -> Output Device structure (read-only) (see #02961) SeeAlso: AX=8220h,AX=8222h,AX=8225h,AX=8227h Format of Output Device structure [array]: Offset Size Description (Table 02961) 00h 20 BYTEs ASCIZ name of the output device (end of list if first char is FFh) 14h WORD apparently always FFFFh 16h WORD 0000h if output device not available else first I/O port for the output device 18h WORD second I/O port for the output device (for example if it is stereo) 000oh if only one port used or device is not available 1Ah 7 BYTEs ??? SeeAlso: #02960,#02962 (Table 02962) Values for MODRES v1.52 output device index: 00h PC speaker 01h D/A Converter on LPT1 02h D/A Converter on LPT2 03h D/A Converter on LPT3 04h D/A Converter on LPT4 05h D/A Converter on LPT1&LPT2 (stereo) 06h D/A Converter on LPT1&LPT2 (mono) 07h Sound Blaster (port 02x0h) 08h User Defined D/A (mono) 09h User Defined D/A (stereo) 0Ah Stereo-on-1 0Bh Disney SS su LPT1 0Ch Disney SS su LPT2 0Dh Disney SS su LPT3 0Eh Disney SS su LPT4 Note: this list may vary between versions of MODRESTop
INT 2F - MODRES - UNINSTALL AX = 8222h Return: AX = code segment of the program Note: this function does not release the TSRs memory; the caller must do so SeeAlso: AX=8220h,AX=8221h,AX=8223hTop
INT 2F - MODRES - PLAY SAMPLE
AX = 8223h
DX:CX -> SAMPARM structure (see #02963)
Return: AX = status
5722h succesful
2000h parameters out of range
other MODRES not installed
SeeAlso: AX=8221h,AX=8224h,AX=8225h,AX=8226h
Format of SAMPARM Structure:
Offset Size Description (Table 02963)
00h WORD signature 5053h ("SP" = SAMPARM)
02h WORD segment of start of sample to play
04h WORD length of sample (IN WORD)
06h BYTE output device (see #02962 at INT 2F/AX=8221h)
07h WORD pitch to play (see #02964)
09h BYTE volume (from 00h to 40h)
0Ah WORD loop start
0Ch WORD loop length
0Eh BYTE machine speed (see INT 2F/AX=8220h)
SeeAlso: #02960
(Table 02964)
Values for Pitch to play::
C 0 is 06B0h
C#0 is 06B0h / 2^(1/12)
D 0 is (06B0h / 2^(1/12)) / 2^(1/12)
...
Note: C 1 is 06B0h / 2
C 2 is 06B0h / 4
etc.
SeeAlso: #02963
Top
INT 2F - MODRES - ??? AX = 8224h DX:CX -> ??? Return: ??? SeeAlso: AX=8221h,AX=8223h,AX=8224hTop
INT 2F - MODRES v2.00+ - GET LOCATION IN MOD AX = 8225h Return: AL = status 00h playing 01h reached end or stopped AH = speed of MOD BX = position within pattern 0000h-0400h CL = position within the song (track number) SeeAlso: AX=8220h,AX=8221h,AX=8223h,AX=8226hTop
INT 2F - MODRES v2.00+ - STOP PLAYING AX = 8226h Return: AX = status 5722h succesful other MODRES not installed Desc: stops playing the MOD file before performing critical operations such as disk accesses SeeAlso: AX=8220h,AX=8221h,AX=8223h,AX=8225h,AX=8227hTop
INT 2F - MODRES - CONFIGURE AX = 8227h BX = function 0001h set default playing speed (06h) 0002h select output device CL = output device (see #02962 at INT 2F/AX=8221h) Return: AX = status 5722h succesful 2000h parameters out of range other MODRES not installed Note: function 0001h should be called every time a new module is loaded SeeAlso: AX=8220h,AX=8221h,AX=8222h,AX=8223hTop
INT 2F - MediaVision MVSOUND.SYS - INSTALLATION CHECK
AX = BC00h
BX = 3F3Fh ('??')
CX = 0000h
DX = 0000h
Return: if installed, BX XOR CX XOR DX = 4D56h ('MV')
Program: MVSOUND.SYS is a driver for the MediaVision ProAudio Spectrum family
of sound boards; its primary programmer was Bryan Crane
SeeAlso: AX=BC01h"MVSOUND",AX=BC02h,AX=BC03h,AX=BC04h,AX=BC06h"MVSOUND"
Top
INT 2F - MediaVision MVSOUND.SYS - GET VERSION
AX = BC01h
BX = magic value 6D20h ('m ')
CX = magic value 2076h (' v')
DX = magic value 2020h (' ')
Return: BX = ASCII major version (leading zeros significant)
CX = ASCII minor version (leading zeros significant)
SeeAlso: AX=BC00h/BX=3F3Fh
Top
INT 2F - MediaVision MVSOUND.SYS - GET STATE TABLE POINTER
AX = BC02h
Return: AX = 4D56h ('MV')
BX:DX -> state table
SeeAlso: AX=BC00h/BX=3F3Fh,AX=BC03h
Top
INT 2F - MediaVision MVSOUND.SYS - GET FUNCTION TABLE POINTER
AX = BC03h
Return: AX = 4D56h ('MV')
BX:DX -> function table
CX = ??? (000Eh)
SeeAlso: AX=BC00h/BX=3F3Fh,AX=BC02h
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INT 2F - MediaVision MVSOUND.SYS - GET DMA AND IRQ CHANNELS
AX = BC04h
Return: AX = 4D56h ('MV')
BL = DMA channel
CL = IRQ number
SeeAlso: AX=BC00h/BX=3F3Fh,AX=BC01h"MVSOUND"
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INT 2F - MediaVision MVSOUND.SYS - GET STATUS STRING
AX = BC06h
Return: AX = 4D56h ('MV')
DX:BX -> status string (first byte 0Ch if no status message to display)
SeeAlso: AX=BC00h/BX=3F3Fh,AX=BC01h"MVSOUND",AX=BC0Bh"MVSOUND"
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INT 2F - MediaVision MVSOUND.SYS - GET EXECUTABLE PATH AX = BC0Bh Return: BX:DX -> ASCIZ path for MVPROAS.EXE, 0000h:0000h if not available SeeAlso: AX=BC00h/BX=3F3FhTop
INT 2F - MediaVision MVSOUND.SYS - RE-INITIALIZE INT 09 HANDLER AX = BC0Eh Return: BX = status 0000h on failure AX = 0000h FFFFh if successful DX:AX -> prior INT 09 handler Desc: re-initialize INT 09 handler to re-enable hotkeys (e.g. after loading KEYB)Top
INT 2F - Forte/Gravis ULTRAMID - INSTALLATION CHECK
AX = CD00h
BX = 464Fh ('FO')
CX = 5254h ('RT')
DX = 4520h ('E ')
Return: AL = FFh if installed
BX = 4155h ('AU')
CX = 4449h ('DI')
DX = 4F20h ('O ')
ES:SI -> program ID string
Program: ULTRAMID is a MIDI driver for the Gravis UltraSound which allows use
of AIL drivers with other software
Range: AH=CDh-ECh, selected by scanning for an available multiplex number
SeeAlso: INT 21/AX=FD12h,AX=CD00h/DX=4957h
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INT 2F R - InterWave Game API - INSTALLATION CHECK
AX = CD00h
DX = 4957h ('IW')
SI = 5645h ('VE')
Return: AL = FFh if installed
DX = 4554h ('ET')
SI = 454Bh ('EK')
Range: AH=CDh-ECh, selected by scanning for an available multiplex number
SeeAlso: AX=CD00h/BX=464Fh,AX=CD01h"InterWave",AX=CD21h"InterWave"
SeeAlso: AX=CD80h"InterWave"
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INT 2F R - InterWave Game API - GET NUMBER OF INTERWAVE PROGRAMS / PROGRAM ID AX = CD01h BX = 0000h Return: BX = number of programs currently installed on the Game API Desc: get the number of programs supporting the InterWave Game API which are currently installed in memory, which also forms the next program ID number if the caller wishes to go resident on the API Range: AH=CDh-ECh, selected by scanning for an available multiplex number Notes: the first program to install on the IW Game API must use ID 00h the AMD-recommended implementation is for the handler to increment BX and chain to the previous handler (if any), but this will fail if TSRs are unloaded out-of-order SeeAlso: AX=CD00h"InterWave",AX=CD02h"InterWave",AX=CD03h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave"Top
INT 2F R - InterWave Game API - GET PROGRAM STATUS AND INFORMATION AX = CD02h BX = program identifier Return: CX = program status bit 0: using synthesizer bit 1: using Codec bit 2: supports at least one Game Device (see AX=CD21h,AX=CD22h) BX = supported API version (BCD, BH=major, BL=minor) if CX bit 2 set ES:DI -> ASCIZ identification string Range: AH=CDh-ECh, selected by scanning for an available multiplex number Note: ordinarily, an application will loop through all valid program identifiers (as returned by AX=CD01h); if any of the installed programs conflicts with the use the caller wishes to make of the InterWave chip, it should be disabled with AX=CD03h first SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD03h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave"Top
INT 2F R - InterWave Game API - SUSPEND PROGRAM AX = CD03h BX = installed program identifier CX = InterWave section to be released 0000h all 0001h synthesizer 0002h Codec Return: AL = status 00h successful BX = base port CL = IRQ CH = DMA channel (Codec only) else failed SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD02h"InterWave" SeeAlso: AX=CD04h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave"Top
INT 2F R - InterWave Game API - WAKE PROGRAM AX = CD04h BX = installed program identifier Return: AL = status 00h successful else failed Note: this function should only be called after the program has been suspended with AX=CD03h SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD03h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave" SeeAlso: INT 7E/AL=84h"IWSBSDRV"Top
INT 2F R - InterWave Game API - UNINSTALL RESIDENT DEVICE DRIVER AX = CD05h BX = installed program identifier Return: AL = status 00h successful else failed SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD02h"InterWave" SeeAlso: AX=CD03h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave"Top
INT 2F R - InterWave Game API - OPEN GAME DEVICE AX = CD21h BX = installed program identifier ES:DI -> ASCIZ device name "MIDISIMPLE" "MIDICOMPLEX" "DIRECTCODEC" Return: AL = status 00h successful DX = device handle ---MIDISIMPLE and MIDICOMPLEX--- BX = real-mode interrupt number (see #03074,#03075) ---DIRECTCODEC--- BX = base port CL = IRQ CH = DMA channel (04h = no DMA) SI = size of FIFO in bytes (0000h = use DMA) nonzero failed (not supported or already in use) AH may be destroyed Range: AH=CDh-ECh, selected by scanning for an available multiplex number SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD02h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD22h"InterWave",AX=CD80h"InterWave" (Table 03074) Call MIDISIMPLE with: EAX = function number 0001h MIDI byte out BL = MIDI byte to send 0002h MIDI string out ECX = length of MIDI string in bytes ES:EDI -> MIDI string to send (should not include timing info) DX = device handle INT xxh (as returned by AX=CD21h) Return: EAX = status 00000000h if successful FFFFFFFFh on error (bad handle) SeeAlso: #03075,INT 7E/AX=0001h"IWSBSDRV",INT 7E/AX=0002h"IWSBSDRV" (Table 03075) Call MIDICOMPLEX with: EAX = function number ??? (specification is still in development) DX = device handle INT xxh (as returned by AX=CD21h) Return: EAX = status 00000000h if successful FFFFFFFFh on error (bad handle) SeeAlso: #03074Top
INT 2F R - InterWave Game API - CLOSE GAME DEVICE AX = CD22h BX = installed program identifier DX = device handle (from AX=CD21h) Return: AL = status 00h successful FFh inavlid handle or device is not open Range: AH=CDh-ECh, selected by scanning for an available multiplex number SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD02h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD21h"InterWave",AX=CD80h"InterWave"Top
INT 2F RC - InterWave Game API - MIXER SETTINGS CHANGED BROADCAST AX = CD80h Return: nothing Desc: called by an application controlling the InterWave chip's mixer whenever the mixer's settings are changed Range: AH=CDh-ECh, selected by scanning for an available multiplex number Note: when an application intercepts this function call, it must read the new mixer settings from the InterWave chip SeeAlso: AX=CD00h"InterWave",AX=CD01h"InterWave",AX=CD02h"InterWave" SeeAlso: AX=CD05h"InterWave",AX=CD21h"InterWave",AX=CD22h"InterWave"Top
INT 2F U - SoundBlaster speech driver - INSTALLATION CHECK AX = FBFBh ES = 0000h Return: ES nonzero if installed ES:BX -> entry point data structure (see #03138) SeeAlso: INT 80/BX=0000h,INT F3"SoundBlaster" Format of SoundBlaster entry point data structure: Offset Size Description (Table 03138) 00h 3 BYTEs signature "FB " 03h BYTE driver major version number??? 04h DWORD speech driver entry point (see #03139) 08h 24 BYTEs ??? 20h ? BYTEs data buffer for calling speech driver (can be 117 bytes or more) (Table 03139) Call SoundBlaster speech driver entry point with: AL = function 07h speak a string data buffer (see #03138) contains: BYTE length of string N BYTEs string to speakTop
INT 4D - IBM - M-Audio Adapter SUPPORT no details available; supposedly documented in IBM form G571-0203-01Top
INT 62 U - GWBTSR - API AH = C0h AL = function 00h installation check Return: AX = 00FFh if installed 01h ??? Program: GWBTSR is a huge (48K) resident mixer controller for the Gateway 2000 sound card (OEM version of Aztech Sound Galaxy) Index: installation check;GWBTSRTop
INT 65 - Ad Lib SOUND.COM - INTERFACE SI = function number (also see separate entries below) 0000h Init 0002h RelTimeStart 0003h SetState 0004h GetState 0005h Flush 0006h SetMode 0007h GetMode 0008h SetRelVolume 0009h SetTempo 000Ah SetTranspose 000Bh GetTranspose 000Ch SetActVoice 000Dh GetActVoice 000Eh PlayNoteDel 000Fh PlayNote 0010h SetTimbre 0011h SetPitch 0012h SetTickBeat 0013h NoteOn 0014h NoteOff 0015h Timbre 0016h SetPitchBend 0017h WaveForm ES:BX -> arguments InstallCheck: test for the signature block immediately preceding the interrupt handler (see #03516) SeeAlso: SI=8000h Index: installation check;Ad Lib SOUND.COM Format of AdLib signature block: Offset Size Description (Table 03516) 00h WORD version number 02h 19 BYTEs "SOUND-DRIVER-AD-LIB" 15h BYTE 01h 16h BYTE 01h 17h BYTE 00hTop
INT 65 - Ad Lib SOUND.COM - INITIALIZE (RESET) SI = 0000hTop
INT 65 - Ad Lib SOUND.COM - SET STATE SI = 0003h ES:BX -> WORD new state (0000h disabled, 0001h enabled) SeeAlso: SI=0004hTop
INT 65 - Ad Lib SOUND.COM - GET STATE SI = 0004h Return: AX = status 0000h all done playing sounds else still playing sounds SeeAlso: SI=0003hTop
INT 65 - Ad Lib SOUND.COM - SET MODE SI = 0006h ES:BX -> WORD new mode (0000h melodic, 0001h percussive) SeeAlso: SI=0007hTop
INT 65 - Ad Lib SOUND.COM - GET MODE SI = 0007h Return: AX = mode 0000h melodic 0001h percussive SeeAlso: SI=0006hTop
INT 65 - Ad Lib SOUND.COM - SET ACTIVE VOICE SI = 000Ch ES:BX -> WORD voice = 0000h to 0008h SeeAlso: SI=000DhTop
INT 65 - Ad Lib SOUND.COM - GET ACTIVE VOICE SI = 000Dh Return: AX = voice (0000h to 0008h) SeeAlso: SI=000ChTop
INT 65 u - Media Vision FM.COM v4.1a+ - GET INTERNAL DATA STRUCTURES SI = 8000h Return: DX:AX -> internal data structures Program: FM.COM is an Ad Lib SOUND.COM-compatible driver for Media Vision's Pro Audio Spectrum sound boards SeeAlso: SI=8001hTop
INT 65 u - Media Vision FM.COM v4.1a+ - GET VOICE COUNT SI = 8001h Return: AX = ??? DX = number of voices??? (09h or 0Bh) SeeAlso: SI=8000hTop
INT 65 - Media Vision FM.COM v4.1a+ - START BACKGROUND FM SOUNDS SI = 8002h SeeAlso: SI=8003hTop
INT 65 - Media Vision FM.COM v4.1a+ - STOP BACKGROUND FM SOUNDS SI = 8003h SeeAlso: SI=8002hTop
INT 65 U - Media Vision FM.COM v4.1a+ - GET ??? SI = 8004h Return: AX = ??? (0280h) DX = ??? (01A0h)Top
INT 65 U - Media Vision FM.COM v4.1a+ - ??? SI = 8005h ??? Return: ??? SeeAlso: SI=8000hTop
INT 66 - IBMSND driver, DIGPAK - PLAY 8-BIT DIGITIZED SOUND AX = 0688h DS:SI -> SNDSTRUC (see #03519) Return: ??? Program: The IBMSND driver is part of John W. Ratcliff's The IBM Digitized Sound Package DIGPAK is a set of digitized sound drivers written by John W. Ratcliff, The Audio Solution, Inc. InstallCheck: test for a valid signature string six bytes prior to the interrupt handler; this string may be either "KERN" or "MIDI" (in the latter case, call AX=0701h to determine whether IBMSND is installed) SeeAlso: AX=068Bh,AX=068Fh,AX=0701h Format of IBMSND driver SNDSTRUC: Offset Size Description (Table 03519) 00h DWORD -> audio data 04h WORD length of audio data in bytes 06h DWORD -> playback status flag 0Ah WORD playback frequencyTop
INT 66 - IBMSND driver, DIGPAK - REPORT SOUND DRIVER STATUS AX = 0689h Return: AX = status 0000h no sound playing 0001h sound effect is currently playing ---DIGPAK--- BX = version number (v3.1+) DX = looping status 0000h no sound looping 0001h sound effect is currently looping SeeAlso: AX=0688h,AX=068Bh,AX=068Ch Index: version check;DIGPAKTop
INT 66 - IBMSND driver, DIGPAK - PREFORMAT SOUND AX = 068Ah DS:SI -> SNDSTRUC (see #03519) Desc: convert audio data into output hardware format SeeAlso: AX=068BhTop
INT 66 - IBMSND driver, DIGPAK - PLAY PREFORMATTED SOUND AX = 068Bh DS:SI -> SNDSTRUC (see #03519) Return: AX = ??? SeeAlso: AX=0688h,AX=068Ah,AX=068FhTop
INT 66 - IBMSND driver, DIGPAK - REPORT AUDIO DRIVER CAPABILITIES AX = 068Ch Return: AX = capabilities (see #03520) DX = playback rate if fixed-frequency playback ---DIGPAK--- BX:CX -> ASCIZ ID string SeeAlso: AX=0689h,AX=068Dh Bitfields for IBMSND driver capabilities: Bit(s) Description (Table 03520) 0 can play audio in background 1 data is massaged for output device 2 driver plays at fixed frequency, resampling input data to fit 3 driver uses timer interrupt ---DIGPAK--- 4 device supports timer sharing 5 supports looped sounds and pending 6 supports stereo panning 7 supports 8-bit PCM stereo playback 8 supports audio recording 9 supports DMA bakcfillingTop
INT 66 - IBMSND driver, DIGPAK - REPORT CURRENT SAMPLE ADDRESS AX = 068Dh Return: AX = current playback address Desc: determine what point in the audio data the playback has reached, for synchronization with video or animation effects Notes: this function applies to background playback only the reported address may be an approximation rather than the exact address SeeAlso: AX=068Ch,AX=0691hTop
INT 66 - IBMSND driver, DIGPAK - SET CALLBACK ADDRESS AX = 068Eh BX:DX -> callback function 0000h:0000h to disable callback DS = value to load into DS when calling the callback function Desc: specify the function to be called when playback of a sound effect is completed Note: the callback function will typically be called during a hardware interrupt, so all the usual precautions should be taken except for preserving registers SeeAlso: AX=0691hTop
INT 66 - IBMSND driver, DIGPAK - STOP CURRENT SOUND AX = 068Fh Desc: cause any currently-playing sound effect to be terminated SeeAlso: AX=0688h,AX=068BhTop
INT 66 - IBMSND driver, DIGPAK - "SetAudioHardware" - SET UP HARDWARE INFO AX = 0690h BX = IRQ CX = base address DX = other setup value (device-dependent???)Top
INT 66 - IBMSND driver, DIGPAK - REPORT CALLBACK ADDRESS AX = 0691h Return: AX:DX -> current callback function BX = original caller's DS register Program: The IBMSND driver is part of John W. Ratcliff's The IBM Digitized Sound Package DIGPAK is a set of digitized sound drivers written by John W. Ratcliff, The Audio Solution, Inc. SeeAlso: AX=068EhTop
INT 66 - DIGPAK - SET TIMER DIVISOR RATE AX = 0693h DX = rate Program: DIGPAK is a set of digitized sound drivers written by John W. Ratcliff, The Audio Solution, Inc.Top
INT 66 - DIGPAK - PLAY PREFORMATTED DATA AX = 0694h DS:SI -> Sound Data structure (see #03519) Return: AX = status???Top
INT 66 - DIGPAK - POST AUDIO PENDING AX = 0695h DS:SI -> Sound Data structure (***) Return: AX = status 0000h sound started playing 0001h sound was posted as pending to play 0002h sound effect already pending, this one not posted SeeAlso: AX=0696hTop
INT 66 - DIGPAK - GET AUDIO PENDING STATUS AX = 0696h Return: AX = status 0000h no sound is playing 0001h sound playing, and a sound is pending 0002h sound playing, no sound pending SeeAlso: AX=0695hTop
INT 66 - DIGPAK - SET STEREO PANNING AX = 0697h DX = panning position (0 = right, 127 = left) Return: AX = status 0000h command ignored (not supported) 0001h panning setTop
INT 66 - DIGPAK - SET PLAY MODE AX = 0698h DX = playback mode 0000h 8-bit PCM 0001h 8-bit stereo PCM 0002h 16-bit PCM 0003h 16-bit stereo PCM Return: AX = status 0000h command ignored 0001h mode setTop
INT 66 - DIGPAK - GET ADDRESSES AX = 0699h Return: AX = pending address BX = semaphore addressTop
INT 66 - DIGPAK - SET RECORD MODE AX = 069Ah DX = recording mode 0000h turn audio recording on 0001h turn audio recording off Return: AX = status 0000h command ignored 0001h audio recording mode setTop
INT 66 - DIGPAK - STOP NEXT LOOP AX = 069BhTop
INT 66 - DIGPAK - SET DMA BACKFILL MODE AX = 069Ch DX = mode 0000h turn backfill mode on 0001h turn backfill mode off Return: AX = status 0000h command ignored 0001h backfill mode set SeeAlso: AX=069Dh,AX=069EhTop
INT 66 - DIGPAK - REPORT DMA COUNTER AX = 069Dh Return: AX = DMA counter SeeAlso: AX=069EhTop
INT 66 - DIGPAK - VERIFY DMA BLOCK AX = 069Eh CX = length of buffer ES:BX -> buffer containing sound data Return: AX = status 0000h block crosses 64K bounadary 0001h block is OK SeeAlso: AX=069DhTop
INT 66 - DIGPAK - SET PCM VOLUME AX = 069Fh BX = left channel volume (0-100) CX = right channel volume (0-100) Return: AX = status 0000h command ignored 0001h volume setTop
INT 66 - DIGPAK - SET DPMI MODE AX = 06A0h DX = mode 0000h 32-bit register addressing on 0001h 32-bit register addressing off SeeAlso: INT 31/AX=0400hTop
INT 66 - MIDPAK - UNINSTALL AX = 0700h Note: this function should NOT be called by applications Program: MIDPAK is a set of MIDI sound drivers developed by Miles Design Incorporated.Top
INT 66 - IBM Digitized Sound Package MIDI driver - GET DIGITIZED SOUND CAPABIL AX = 0701h Return: AX = digitized sound capabilities 0000h if digitized sound driver (functions 06xxh) not available InstallCheck: test for the signature "MIDI" six bytes before the interrupt handler Note: also supported by MIDPAK, the successor to the Digitized Sound Package's MIDI driver SeeAlso: AX=0688hTop
INT 66 - MIDPAK - PLAY SEQUENCE AX = 0702h BX = Sequence number Return: AX = status 0000h Sequence is being played 0001h Sequence not available SeeAlso: AX=0703h,AX=0705hTop
INT 66 - MIDPAK - SEGUE SEQUENCE AX = 0703h BX = sequence number CX = activation code (FFFFh is next trigger) Return: ???Top
INT 66 - MIDPAK - REGISTER XMIDI AX = 0704h CX:BX -> XMIDI sequence data DI:SI = length of XMIDI data Return: AX = status 0000h unable to register XMIDI data 0001h XMIDI file registered resident 0002h XMIDI file was registered to the applicationTop
INT 66 - MIDPAK - STOP MIDI AX = 0705h SeeAlso: AX=0702h,AX=0709hTop
INT 66 O - MIDPAK - REMAP CHANNEL AX = 0706h BX = sequence CX = physicalTop
INT 66 - MIDPAK - REPORT TRIGGER EVENT COUNTER AX = 0707h Return: AX = count of number of callbacks since last reset DX = ID SeeAlso: AX=0708h,AX=0713hTop
INT 66 - MIDPAK - RESET EVENT TRIGGER COUNTER AX = 0708h SeeAlso: AX=0707h,AX=0713hTop
INT 66 O - MIDPAK - MIDI SLEEP AX = 0709h SeeAlso: AX=070AhTop
INT 66 O - MIDPAK - MIDI AWAKE AX = 070Ah SeeAlso: AX=0709hTop
INT 66 - MIDPAK - RESUME PLAYING AX = 070Bh SeeAlso: AX=070ChTop
INT 66 - MIDPAK - GET SEQUENCE STATUS AX = 070Ch Return: AX = status 0000h sequence stopped 0001h sequence playing 0002h sequence done SeeAlso: AX=070BhTop
INT 66 - MIDPAK - REGISTER XMIDI FILE AX = 070Dh CX:BX -> ASCII filename SeeAlso: AX=0704h,AX=0710hTop
INT 66 - MIDPAK - GET RELATIVE VOLUME AX = 070Eh Return: AX = current volume SeeAlso: AX=070FhTop
INT 66 - MIDPAK - SET RELATIVE VOLUME AX = 070Fh BX = new volume CX = time SeeAlso: AX=070EhTop
INT 66 - MIDPAK - LOAD MIDPAK DRIVER AX = 0710h BX = segment of .ADV driver CX = 0000h (offset must be zero) DX:SI -> .AD driver SeeAlso: AX=070DhTop
INT 66 - MIDPAK - POLL MIDPAK AX = 0711h Return: AX = ??? ??? SeeAlso: AX=0712hTop
INT 66 - MIDPAK - GET MIDI CLOCK AX = 0712h Return: AX:DX = clock counter CX:BX = clock address SeeAlso: AX=0711h,AX=0713hTop
INT 66 - MIDPAK - GET TRIGGER COUNT ADDRESS AX = 0713h Return: AX:DX -> trigger counter address SeeAlso: AX=0707h,AX=0712h,AX=0714hTop
INT 66 - MIDPAK - GET EVENT ID ADDRESS AX = 0714h Return: AX:DX -> event ID SeeAlso: AX=0713h,AX=0716hTop
INT 66 - MIDPAK - REPORT SEQUENCE NUMBER AX = 0716h Return: AX = current sequence number SeeAlso: AX=0702h Program: MIDPAK is a set of MIDI sound drivers developed by Miles Design Incorporated.Top
INT 67 - "SB Live!" Sound Blaster 16 Emulation Driver - INSTALLATION CHECK AX = DEE1h BX = 0C55h Return: BL = AAh if installedTop
INT 78 - ULTRAMID - API AX = function --- digital functions --- 0000h start digital ES:DI -> Sound Structure Return: AX = voice used 0001h play next buffer ES:DI -> Sound Structure 0002h set panning BX = pan CX = voice 0003h set volume BX = volume CX = voice 0004h set rate (not yet implemented) 0005h pause digital CX = voice 0006h restart digital CX = voice 0007h stop digital CX = voice 0008h get digital position CX = voice Return: AX:DX -> position in PC buffer 0009h get voice status (not yet implemented) --- MIDI functions --- 000Ah load MIDI patches ES:DI -> MIDI track just after the Mtrk header BX:DX = length of MIDI track 000Bh load XMIDI patches ES:DI -> event buffer including the EVNT header 000Ch load patch CX = MIDI number of patch 000Dh unload patch CX = MIDI number of patch 000Eh start sequence 000Fh unload all patches 0010h MIDI out byte CX = MIDI byte 0011h MIDI out string CX = length ES:DI -> string of MIDI data 0012h all notes off --- resource functions --- 0013h allocate memory BX:DX = size of GUS memory needed Return: AX:DX = address of memory, or 0000:0000 if not avaiable 0014h free memory BX:DX = address of memory to be freed 0015h uninstall 0016h sem enter 0017h sem leave 0018h add external semaphore BX:DX -> external semaphore 0019h clear external semaphore BX:DX -> external semaphore 001Ah application start 001Bh application end --- v1.12 --- 001Ch ??? 001Dh ??? 001Eh ??? 001Fh ??? Program: UltraMid is a TSR from Advanced Gravis to play MIDI and digital data through the Gravis UltraSound (GUS) InstallCheck: test for the signature "ULTRAMID" at offset 0103h in the interrupt handler's segment Range: INT 78 to INT 7F SeeAlso: INT 2F/AX=CD00h"ULTRAMID",INT 7E/AH=00h"SBOS",INT 7E/AX=00FEh"SBOS" Index: uninstall;UltraMIDTop
INT 7E - MaxSBOS v0.21 - GET ??? AH = 00h Return: DX:AX -> ??? SeeAlso: AH=01h,AH=02h,AH=03hTop
INT 7E - IWSBSDRV v1.41 - SEND MIDI BYTE AX = 0001h DX = game device handle BL = MIDI byte to send??? ??? Return: EAX = status 00000000h if successful FFFFFFFFh on error (function disabled) Program: IWSBSDRV is the resident portion of the InterWave SBOS sound card emulator for the Gravis UltraSound Plug-and-Play Note: this function is only supported if the MIDISIMPLE device has been opened via the InterWave Game API (see INT 2F/AX=CD21h) SeeAlso: AX=0002h,INT 2F/AX=CD21h,#03074Top
INT 7E - IWSBSDRV v1.41 - SEND MIDI STRING AX = 0002h DX = game device handle ES:EDI -> buffer containing MIDI string to be sent ECX = length of buffer in bytes Return: EAX = status 00000000h if successful FFFFFFFFh on error (function disabled) Note: this function is only supported if the MIDISIMPLE device has been opened via the InterWave Game API (see INT 2F/AX=CD21h) SeeAlso: AX=0001h,INT 2F/AX=CD21h,#03074Top
INT 7E - SBOS v3.82 - SET ??? AX = 00F6h BL = ??? (max. 20h, value will be set to 20h if BL greater) Return: AX=00F9h,AX=00FEhTop
INT 7E - SBOS v3.82 - GET ??? AX = 00F7h Return: AX = status 0000h failed 0001h successful BX = ??? (if nonzero, ??? is hooked) (see AX=00FFh) CH = ??? CL = ??? SeeAlso: AX=00F6h,AX=00FDh,AX=00FFhTop
INT 7E - SBOS v3.82 - SET ??? AX = 00F9h BX = ??? SeeAlso: AX=00F6h,AX=00FBh,AX=00FDhTop
INT 7E - SBOS v3.82 - SET ??? AX = 00FBh BL = ??? SeeAlso: AX=00F6h,AX=00FDh,AX=00FFhTop
INT 7E - SBOS v3.82 - SET ??? AX = 00FDh BL = ??? (max. 20h, value will be set to 20h if BL greater) SeeAlso: AX=00F9h,AX=00FEhTop
INT 7E - SBOS v3.82 - UNINSTALL AX = 00FEh Return: AX = status 0000h successful 00FCh unable to unhook INT 21 00FDh unable to unhook INT 09 00FEh unable to release memory Program: SBOS is a SoundBlaster emulator for the Gravis UltraSound InstallCheck: test for the ASCII signature "SBOS" at offset 0Ah in the interrupt handler's segment (similar to one of the possible EMS installation checks) Range: SBOS may use INT 78-INT 7F Note: this function may not be called if any SBOS vectors have been hooked SeeAlso: INT 21/AX=FD12h,INT 78"UltraMID"Top
INT 7E - SBOS v3.82 - SET INTERRUPT FOR ??? AX = 00FFh BL = new interrupt vector to hook Return: BX = 03CDh if supported Desc: unhooks the current interrupt handler for ???, and reconnects it to the specified new interrupt number SeeAlso: AX=00F7h,AX=00F9h,AX=00FEhTop
INT 7E - MaxSBOS v0.21 - ??? AH = 01h ??? Return: ??? Program: MaxSBOS is a SoundBlaster FM synthesis emulator for the Gravis UltraSound MAX Range: INT 78-INT 7F, selected by commandline parameter Note: the installation check is the same as for 'regular' SBOS (see AX=00FEh) although the API in v0.21 does not provide the functions present in the older SBOS SeeAlso: AX=00FEh,AH=02h,AH=03hTop
INT 7E - MaxSBOS v0.21 - ??? AH = 02h Return: AX = FFFFh SeeAlso: AX=00FEh,AH=01h,AH=03hTop
INT 7E - MaxSBOS v0.21 - NOP AH = 03h Return: nothing SeeAlso: AX=00FEh,AH=01h,AH=02hTop
INT 7E - IWSBSDRV v1.41 - GET ??? AL = 80h Return: DX:AX -> ??? SeeAlso: AL=81h,AL=82h,AL=83h,AL=84h,AL=85h,AL=86h,AL=87hTop
INT 7E - IWSBSDRV v1.41 - ??? AL = 81h ??? Return: ??? SeeAlso: AL=80h,AL=82h,AL=83h,AL=84h,AL=85h,AL=86h,AL=87hTop
INT 7E - IWSBSDRV v1.41 - GET ??? AL = 82h Return: AX = ??? (FFFFh) SeeAlso: AL=80h,AL=81h,AL=83h,AL=84h,AL=85h,AL=86h,AL=87hTop
INT 7E - IWSBSDRV v1.41 - ??? (CALLS VIWD.VXD) AL = 83h ??? Return: ??? SeeAlso: AL=80h,AL=81h,AL=82h,AL=84h,AL=85h,AL=86h,AL=87h SeeAlso: INT 2F/AX=1684h/BX=38DAh"VIWD"Top
INT 7E - IWSBSDRV v1.41 - WAKE PROGRAM??? AL = 84h Return: AL = status 00h successful else failed SeeAlso: AL=80h,AL=81h,AL=82h,AL=83h,AL=85h,AL=86h,AL=87h SeeAlso: INT 2F/AX=CD04h"InterWave"Top
INT 7E - IWSBSDRV v1.41 - SET ??? FLAG AL = 85h Return: nothing SeeAlso: AL=80h,AL=81h,AL=82h,AL=83h,AL=84h,AL=86h,AL=87hTop
INT 7E - IWSBSDRV v1.41 - HOOK INT 21 AL = 86h Return: AX,BX,DX,ES destroyed SeeAlso: AL=80h,AL=81h,AL=82h,AL=83h,AL=84h,AL=85h,AL=87hTop
INT 7E - IWSBSDRV v1.41 - RESTORE INT 21 AL = 87h Return: AX,DX destroyed SeeAlso: AL=80h,AL=81h,AL=82h,AL=83h,AL=84h,AL=85h,AL=86hTop
INT 7F U - Voyetra - AAPISG - API
AX = 4150h ('AP')
BH = C1h
BL = function (00h-13h)
00h initialize (fails except first time called)
???
Return: AX = status???
0000h successful
0001h failed
Program: AAPISG is a driver by Voyetra for the Aztech Sound Galaxy sound board
BUG: the function range check uses JL instead of JB, so it will cause a
crash if BL >= 80h on entry
SeeAlso: AX=4331h,AX=564Dh,AX=5658h
Top
INT 7F U - Voyetra - VAPISG - API
AX = 4331h ('C1')
BH = C1h
BL = function (00h-7Ah)
???
Return: ???
Program: VAPISG is a MIDI driver by Voyetra for the Aztech Sound Galaxy
sound board
SeeAlso: AX=4150h,AX=564Dh,AX=5658h
Top
INT 7F U - Voyetra Multimedia Player - VMP.EXE API
AX = 564Dh ('VM')
BH = C1h
BL = function (00h-1Bh)
00h ???
Return: CF clear
AX = 0000h
???
Return: AX = FFFFh if invalid function
???
SeeAlso: AX=4331h,AX=5658h
Top
INT 7F U - Voyetra - VAPISG - API
AX = 5658h ('VX')
BH = C1h
BL = function (00h-1Bh)
???
Return: ???
Program: VAPISG is a MIDI driver by Voyetra for the Aztech Sound Galaxy
sound board
SeeAlso: AX=4331h,AX=564Dh
Top
INT 80 - SBSIM - "STARTSND" - START SOUND ON SPECIFIED DRIVER BL = 00h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: AX = initialization result (see #03972) Program: SBSIM is Creative Labs' SoundBlaster Simplified Interface Module, which provides access to multiple drivers for the SoundBlaster board through a single interface Range: INT 80h to INT BFh, selected automatically Note: the SBSIM installation check consists of testing for the signature "SBSIM" at offset 103h in the interrupt handler's segment. SeeAlso: INT 80/BL=01h"SBSIM",INT 80/BL=02h"SBSIM",INT 80/BL=03h"SBSIM" SeeAlso: INT 80/BX=0000h"SBSIM" (Table 03972) Values for SBSIM error code: 01h busy--currently in use 02h bad driver specified 03h invalid function 04h voice process already active 05h couldn't start CT-VOICE 06h couldn't start CTVDSK 07h invalid SBSIM handle 08h buffer not initialized yet 09h bad filename 0Ah bad file handle 0Bh driver not started yet 0Ch XMS driver not installed 0Dh no free SBSIM handles 0Eh bad file type 0Fh couldn't free XMS block 10h invalid source selected 11h get pan position failed 12h set pan position failed 13h set volume failed 14h couldn't start fade/pan 15h couldn't stop fade/pan 16h couldn't pause fade/pan 17h not a fade/pan operation 18h bad mode for fade/pan 19h couldn't start fade/pan 1Ah source not fading/panning 1Bh FM or MIDI already playing 1Ch bad MIDI mapper formatTop
INT 80 - SBSIM - "PLAYSND" - PLAY MUSIC/VOICE ON SELECTED DRIVER BL = 01h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: AX = result (see #03972) SeeAlso: INT 80/BL=00h"SBSIM",INT 80/BL=02h"SBSIM",INT 80/BL=04h"SBSIM"Top
INT 80 - SBSIM - "STOPSND" - STOP MUSIC/VOICE ON SELECTED DRIVER BL = 02h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: nothing SeeAlso: INT 80/BL=00h"SBSIM",INT 80/BL=01h"SBSIM",INT 80/BL=03h"SBSIM"Top
INT 80 - SBSIM - "PAUSESND" - TEMPORARILY PAUSE PLAYBACK ON SELECTED DRIVER BL = 03h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: nothing SeeAlso: INT 80/BL=00h"SBSIM",INT 80/BL=02h"SBSIM",INT 80/BL=04h"SBSIM" SeeAlso: INT 80/BL=05hTop
INT 80 - SBSIM - "RESUMESND" - RESTART PLAYBACK ON SELECTED DRIVER BL = 04h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: nothing SeeAlso: INT 80/BL=00h"SBSIM",INT 80/BL=03h"SBSIM",INT 80/BL=05h"SBSIM"Top
INT 80 - SBSIM - "GETSNDSTAT" - GET DRIVER'S STATUS BL = 05h BH = driver number (01h = FM, 02h=DDBV, 03h=memvoice, 05h=MIDI) Return: AX = status SeeAlso: INT 80/BL=00h"SBSIM",INT 80/BL=01h"SBSIM",INT 80/BL=03h"SBSIM"Top
INT 80 - SoundBlaster SBFM driver - GET VERSION BX = 0000h Return: ??? Note: SBFM installs at a free interrupt in the range 80h through BFh SeeAlso: BX=0008h"SBFM",INT 2F/AX=FBFBh/ES=0000hTop
INT 80 - SBSIM - "QUERYVERSION" - GET VERSION BX = 0000h Return: AX = version (AH = major, AL = minor) Program: SBSIM is Creative Labs' SoundBlaster Simplified Interface Module, which provides access to multiple drivers for the SoundBlaster board through a single interface Range: INT 80h to INT BFh, selected automatically Note: the SBSIM installation check consists of testing for the signature "SBSIM" at offset 103h in the interrupt handler's segment. SeeAlso: BX=0001h"SBSIM",BX=0005h"SBSIM",INT 21/AX=4402h"CTMMSYS" SeeAlso: INT 80/BL=00h"SBSIM" Index: installation check;SBSIM|installation check;SoundBlasterTop
INT 80 - SoundBlaster SBFM driver - SET MUSIC STATUS BYTE ADDRESS BX = 0001h DX:AX -> music status byte SeeAlso: BX=0000h"SBFM",BX=0002h"SBFM",BX=0003h"SBFM"Top
INT 80 - SBSIM - "QUERYDRIVERS" - CHECK DRIVERS INSTALLED BX = 0001h Return: AX = bit flags for loaded drivers (see #03973) SeeAlso: BX=0000h"SBSIM",BX=0002h"SBSIM",BX=0005h"SBSIM",INT 80/BL=00h"SBSIM" Bitfields for SBSIM loaded drivers: Bit(s) Description (Table 03973) 0 FM 1 double disk-buffered voice driver (DDBV) 2 memory voice driver 3 auxiliary driver (mixer) 4 MIDITop
INT 80 - SoundBlaster SBFM driver - SET INSTRUMENT TABLE BX = 0002h CX = number of instruments DX:AX -> instrument table SeeAlso: BX=0000h"SBFM",BX=0001h"SBFM",BX=0005h"SBFM"Top
INT 80 - SBSIM - GETADDRESS" - GET SELECTED DRIVER'S ENTRY POINT BX = 0002h AX = driver (00h = FM,01h = DDBV,02h = memvoice,03h = mixer,04h = MIDI) Return: CF clear if successful DX:AX -> entry point CF set on error SeeAlso: BX=0000h"SBSIM",BX=0001h"SBSIM",BX=0005h"SBSIM",INT 80/BL=00h"SBSIM"Top
INT 80 - SoundBlaster SBFM driver - SET SYSTEM CLOCK RATE BX = 0003h AX = clock rate divisor (1193180 / desired frequency in Hertz) FFFFh to restore to 18.2 Hz SeeAlso: BX=0000h"SBFM",BX=0001h"SBFM",BX=0004h"SBFM"Top
INT 80 - SoundBlaster SBFM driver - SET DRIVER CLOCK RATE BX = 0004h AX = driver clock rate divisor (1193180 / frequency in Hertz) Note: default frequency is 96 Hz SeeAlso: BX=0000h"SBFM",BX=0003h"SBFM"Top
INT 80 - SoundBlaster SBFM driver - TRANSPOSE MUSIC BX = 0005h AX = semi-tone offset SeeAlso: BX=0000h"SBFM",BX=0002h"SBFM",BX=0006h"SBFM"Top
INT 80 - SBSIM - "GETBUFFERINFO" - GET DRIVER'S BUFFER ADDRESS BX = 0005h AX = driver (00h = FM, 01h = DDB Voice, 04h = MIDI) Return: CF clear if successful DX:AX -> buffer CX = buffer size in K CF set on error Program: SBSIM is Creative Labs' SoundBlaster Simplified Interface Module, which provides access to multiple drivers for the SoundBlaster board through a single interface Range: INT 80h to INT BFh, selected automatically Note: the SBSIM installation check consists of testing for the signature "SBSIM" at offset 103h in the interrupt handler's segment. SeeAlso: BX=0000h"SBSIM",BX=0001h"SBSIM",BX=0002h"SBSIM",INT 80/BL=00h"SBSIM"Top
INT 80 - SoundBlaster SBFM driver - PLAY MUSIC BX = 0006h DX:AX -> music block Return: AX = status 0000h successful 0001h music already active SeeAlso: BX=0000h"SBFM",BX=0007h"SBFM",BX=000Ah"SBFM",INT 1A/AX=FF04hTop
INT 80 - SoundBlaster SBFM driver - STOP MUSIC BX = 0007h Return: AX = status 0000h successful 0001h music not active SeeAlso: BX=0000h"SBFM",BX=0006h"SBFM",BX=0009h"SBFM",INT 1A/AX=FF05hTop
INT 80 - SoundBlaster SBFM driver - RESET DRIVER BX = 0008h Return: AX = status 0000h successful 0001h music is active SeeAlso: BX=0000h"SBFM"Top
INT 80 - SoundBlaster SBFM driver - PAUSE MUSIC BX = 0009h Return: AX = status 0000h successful 0001h no music active SeeAlso: BX=0000h"SBFM",BX=0007h"SBFM",BX=000Ah"SBFM",INT 1A/AX=FF01hTop
INT 80 - SoundBlaster SBFM driver - RESUME MUSIC BX = 000Ah Return: AX = status 0000h successful 0001h no music paused SeeAlso: BX=0000h"SBFM",BX=0006h"SBFM",BX=0009h"SBFM"Top
INT 80 - SoundBlaster SBFM driver - SET USER-DEF TRAP FOR SYSTEM-EXCLUSIVE CMDS BX = 000Bh DX:AX -> trap routine SeeAlso: BX=0000h"SBFM"Top
INT 80 - SBSIM - "GETVOLUME" - GET SOURCE'S VOLUME BX = 0400h AX = sound source (see #03974) Return: CF clear if successful AX = volume CF set on error AX = error code (see #03972 at INT 80/BL=00h) SeeAlso: BX=0401h"SBSIM" (Table 03974) Values for SBSIM sound source: 00h master volume 01h voice 02h FM 03h CD 04h line in 05h microphoneTop
INT 80 - SBSIM - "SETVOLUME" - SET SOURCE'S VOLUME BX = 0401h AX = sound source (see #03974) DX = new volume Return: AX = result (0000h = success) (see also INT 80/BL=00h) SeeAlso: BX=0400h"SBSIM"Top
INT 81 - Gravis UltraSound - MegaEm - PROCESS COMMAND LINE AX = 0200h BX = PSP segment SI = ??? (data area) Return: AX = status (see #03975) BL = emulation state bit 1 Emulation is on bit 2 Emulation is off Program: MegaEm is a protected-mode SoundBlaster, SoundCanvas, and MT-32 emulator for the Gravis UltraSound Range: INT 81 to INT FF (see INT 21/AX=FD12h), selected by scanning for an interrupt with vector 0000h:0000h SeeAlso: AX=0202h,AX=0300h,AX=0400h,INT 21/AX=FD12h/BX=3457h (Table 03975) Values for MegaEm status: 0000h successful 0001h invalid command line optie 0002h display options 0003h ??? 0004h invalid number of voices specified 0005h could not load enough patches to provide acceptable emulation 0006h to many warnings on patch loading 0007h ??? (not used anymore) 0008h /CO and SCSI don't work together 0009h invalid music volume 000Ah invalid master volume 000Bh /SC switch is no longer valid 0100h ??? (some error on patch loading)Top
INT 81 - Gravis UltraSound - MegaEm - ??? AX = 0202h Return: AX = ??? SeeAlso: AX=0200h,AX=0300h,AX=0400h,INT 21/AX=FD12h/BX=3457hTop
INT 81 - Gravis UltraSound - MegaEm - LOAD SAMPLE ??? AX = 0300h Return: AX = ??? SeeAlso: AX=0200h,AX=0202h,AX=0400h,INT 21/AX=FD12h/BX=3457hTop
INT 81 - Gravis UltraSound - MegaEm - ??? AX = 0400h BX = ??? (segment) Return: AX = ??? BX = ??? Program: MegaEm is a protected-mode SoundBlaster, SoundCanvas, and MT-32 emulator for the Gravis UltraSound SeeAlso: AX=0200h,AX=0202h,AX=0300h,INT 21/AX=FD12h/BX=3457hTop
INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - INT 78 REDIRECT AX = 2010h ??? Return: ??? Note: MegaEm calls this function from its INT 78 handler, and then immediately returns (via RETF in v3.10, thus leaving the flags on the stack); this permits it to operate while hooking only one interrupt through the memory manager in protected mode SeeAlso: AX=2011h,AX=2012hTop
INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - NMI REDIRECT AX = 2011h ??? Return: ??? Note: MegaEm calls this function from its NMI (INT 02) handler, and then immediately returns; this permits it to operate while hooking only one interrupt through the memory manager in protected mode SeeAlso: AX=2010h,AX=2012hTop
INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - SOUNDCARD IRQ REDIRECT AX = 2012h ??? Return: ??? Note: MegaEm calls this function from its GUS IRQ handler, and then immediately returns; this permits it to operate while hooking only one interrupt through the memory manager in protected mode SeeAlso: AX=2010h,AX=2011hTop
INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - ??? AX = 2015h ??? Return: ???Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 00h ??? Return: CF clear (successful) AX = ??? (0302h) Program: JM Pro Tracker is a public-domain resident .MOD (digital music) player by Josha Munnik (Table 03976) Values for JM Pro Tracker error code: 000Ah ??? 000Bh ??? 0014h ??? 001Eh some required parameters have not yet been set 001Fh already playing??? FExxh busy (API call already in progress) FFxxh invalid function numberTop
INT 83 - JM Pro Tracker v5.0 - ??? AH = 01h DX = ??? or FFFFh ??? Return: CF clear if successful CF set on error AX = error code (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 02h BX = ??? ??? Return: CF clear if successful AX = ??? BX = ??? CX = ??? DX = ??? SI = ??? CF set on error AX = error code (000Ah,000Bh,other) (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 03h BX = ??? (only low four bits, must be nonzero) CX = ??? ??? Return: CF clear if successful CF set on error AX = error code (0014h) (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - SET DMA BUFFER??? AH = 04h CX = number of bytes in suggested buffer ES:DI -> suggested buffer for DMA transfers??? Return: CF clear if successful ES:AX -> actual buffer (filled with bytes of 80h) CX = actual length (multiple of 4) CF set on error AX = error code (see #03976) Note: the buffer must not cross a 64K DMA page boundaryTop
INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER AH = 05h CX = length of buffer ES:DI -> buffer for/containing ??? Return: CF clear (successful) SeeAlso: AH=06h,AH=07h,AH=18hTop
INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER AH = 06h CX = length of buffer ES:DI -> buffer for/containing ??? Return: CF clear (successful) SeeAlso: AH=05h,AH=07h,AH=18hTop
INT 83 - JM Pro Tracker v5.0 - SET ??? BUFFER AH = 07h BX = ??? CX = length of buffer ES:DI -> buffer for/containing ??? Return: CF clear (successful) SeeAlso: AH=05h,AH=06h,AH=18hTop
INT 83 - JM Pro Tracker v5.0 - START PLAYING??? AH = 08h ??? Return: CF clear if successful ??? CF set on error AX = error code (001Eh,001Fh) (see #03976) SeeAlso: AH=09h,AH=0AhTop
INT 83 - JM Pro Tracker v5.0 - PAUSE??? AH = 09h ??? Return: CF clear if successful CF set on error AX = error code (see #03976) SeeAlso: AH=08h,AH=0AhTop
INT 83 - JM Pro Tracker v5.0 - RESUME??? AH = 0Ah ??? Return: CF clear if successful CF set on error AX = error code (001Fh) (see #03976) SeeAlso: AH=08h,AH=09hTop
INT 83 - JM Pro Tracker v5.0 - ??? AH = 0Bh BX = ??? ??? Return: CF clear if successful CF set on errorTop
INT 83 - JM Pro Tracker v5.0 - ??? AH = 0Ch DX bit 5 = ??? ??? Return: CF clear if successful BX = ??? (FFFFh) CX = ??? (0000h) DX = ??? CF set on error AX = error code (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 0Dh BX = ??? ??? Return: CF clear (successful)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 0Eh BX = ??? (ignored if ES:DI = 0000h:0000h) ES:DI -> ??? or 0000h:0000h Return: CF clear (successful)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 0Fh ??? Return: CF clear if successful AX = ??? CF set on error AX = error code (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 10h BL = subfunction??? CX = ??? DX = ??? ??? Return: CF clear if successful CX = DX = ??? CF set on error AX = error code (see #03976) SeeAlso: AH=18hTop
INT 83 - JM Pro Tracker v5.0 - ??? AH = 11h BL = ??? CX = ??? Return: CF clear (successful)Top
INT 83 - JM Pro Tracker v5.0 - CLEAR ??? AH = 12h Return: nothingTop
INT 83 - JM Pro Tracker v5.0 - ??? AH = 13h BX = ??? Return: CF clear (successful)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 14h ??? Return: CF clear (successful) BX = ???Top
INT 83 - JM Pro Tracker v5.0 - GET ??? AH = 15h BX = what to get (zero/nonzero) Return: CF clear if successful BX = ??? DX = ??? CF set on error AX = error code (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - ??? AH = 16h AL = subfunction 00h ??? Return: BX = ??? CX = ??? DX = ??? ES:DI -> ??? CF indicates ??? 01h ??? Return: BX = ??? CX = ??? DX = ??? Return: CF clear if successful CF set on error AX = error code (FFxxh) (see #03976)Top
INT 83 - JM Pro Tracker v5.0 - UNHOOK API INTERRUPT AH = 17h Return: CF clear if successful CF set on error (hooked by another program)Top
INT 83 - JM Pro Tracker v5.0 - SET BUFFERS AH = 18h ES:DI -> buffer-pointer structure (see #03977) Return: nothing SeeAlso: AH=05h,AH=06h,AH=07h,AH=10h Format of JM Pro Tracker buffer-pointer structure: Offset Size Description (Table 03977) 00h WORD length of ??? buffer (see AH=05h) 02h DWORD -> ??? buffer (see AH=05h) 06h WORD length of ??? buffer (see AH=06h) 08h DWORD -> ??? buffer (see AH=06h) 0Ch WORD length of ??? buffer (see AH=07h) 0Eh DWORD -> ??? buffer (see AH=07h) 12h WORD ??? (see AH=07h) 14h WORD ??? (see AH=10h) (subfunction 01h) 16h WORD ??? (see AH=10h) (subfunction 01h) 18h WORD ??? (see AH=10h) (subfunction 00h) 1Ah WORD ??? (see AH=10h) (subfunction 01h)Top
INT 94 u - PCM driver - INITIALIZE SOUND SI = 0000h ES:BX -> parameters Return: ??? Program: PCM.COM is a sound driver for Media Vision's Pro Audio Spectrum sound boards InstallCheck: test for the signature string "PCMDRIVER" immediately preceding the interrupt handler; the word preceding the signature gives the PCM driver's version SeeAlso: SI=0001h,SI=0002h,SI=0003h,SI=0004h,SI=0005h,SI=000Ah Index: installation check;PCM driver|PCM.COM;installation check Index: PCM driver;installation checkTop
INT 94 u - PCM driver - INITIALIZE PCM SI = 0001h ES:BX -> parameters Return: ??? SeeAlso: SI=0000h,SI=0002h,SI=0003h,SI=000AhTop
INT 94 u - PCM driver - INITIALIZE PCM INFO SI = 0002h ES:BX -> parameters (see #03997) Return: ??? SeeAlso: SI=0000h,SI=0001h,SI=0003h,SI=000Ah Format of PCM driver function 0002h parameters: Offset Size Description (Table 03997) 00h DWORD rate 04h WORD channel number 06h WORD "comp" 08h WORD "dsize"Top
INT 94 u - PCM driver - INITIALIZE DMA BUFFER SI = 0003h ES:BX -> parameters (see #03998) Return: ??? SeeAlso: SI=0000h,SI=000Ah,SI=000Bh Format of PCM driver function 0003h parameters: Offset Size Description (Table 03998) 00h DWORD -> DMA buffer 04h WORD size of DMA buffer 06h WORD number of divisionsTop
INT 94 u - PCM driver - INITIALIZE USER FUNCTION SI = 0004h ES:BX -> parameters (see #03999) Return: ??? SeeAlso: SI=0000h,SI=0001h Format of PCM driver function 0004h parameters: Offset Size Description (Table 03999) 00h DWORD -> user functionTop
INT 94 u - PCM driver - BEGIN AUDIO PLAY SI = 0005h Return: ??? SeeAlso: SI=0000h,SI=0006h,SI=0007h,SI=0009hTop
INT 94 u - PCM driver - BEGIN AUDIO RECORD SI = 0006h Return: ??? SeeAlso: SI=0005h,SI=0007h,SI=0009hTop
INT 94 u - PCM driver - PAUSE AUDIO PLAY/RECORD SI = 0007h Return: ??? SeeAlso: SI=0005h,SI=0006h,SI=0008hTop
INT 94 u - PCM driver - RESUME AUDIO PLAY/RECORD SI = 0008h Return: ??? SeeAlso: SI=0007hTop
INT 94 u - PCM driver - STOP AUDIO PLAY/RECORD SI = 0009h Return: ??? SeeAlso: SI=0005h,SI=0006h,SI=0007hTop
INT 94 u - PCM driver - UNHOOK INTERRUPTS AND TURN OFF DMA SI = 000Ah Return: ??? SeeAlso: SI=0000h,SI=0001h,SI=0003h Index: uninstall;PCM driverTop
INT 94 u - PCM driver - FIND VALID DMA BUFFER IN HUGE MEMORY BLOCK SI = 000Bh ES:BX -> parameters (see #04000) Return: ??? SeeAlso: SI=0003h Format of PCM driver functio 000Bh parameters: Offset Size Description (Table 04000) 00h DWORD -> memory block to contain DMA buffer 04h WORD desired size of DMA bufferTop
INT 94 u - Media Vision PCM.COM - GET STATUS SI = 000Dh Return: AX = status (0000h = waiting) (see #04001) Bitfields for PCM.COM status: Bit(s) Description (Table 04001) 0 playing 1 recording 2 SBplaying 3 SBrecording 14 SBpaused 15 pausedTop
INT 94 u - Media Vision PCM.COM - GET INTERNAL DMA BUFFER ADDRESS SI = 8000h Return: DX:AX -> DMA buffer Program: PCM.COM is a superset of the standard PCM driver which provides additional functions for fine control of the driver InstallCheck: for the Media Vision PCM.COM "shark" functions, test for the signature "PCM-SHARK" at offset 107h in the INT 94 handler's segment SeeAlso: SI=8001h,SI=8004h Index: installation check;Media Vision PCM.COM|PCM.COM;installation check Index: Media Vision PCM.COM;"shark" functionsTop
INT 94 u - Media Vision PCM.COM - GET INTERNAL DMA BUFFER SIZE AND DIVISIONS SI = 8001h Return: AX = DMA buffer size DX = divisions SeeAlso: SI=8000hTop
INT 94 u - Media Vision PCM.COM - CHECK BOARD ADDRESS SI = 8002h Return: AX = status 0000h if board not at specified I/O address other if board found Note: the I/O address is specified by ORing the base I/O port shifted left four bits into SI before calling INT 94 SeeAlso: SI=8000hTop
INT 94 u - Media Vision PCM.COM - GET INTERNAL NOTE BUFFER SI = 8004h Return: AX = offset of note buffer (segment = segment of internal DMA buffer) DX = size of buffer in note structures SeeAlso: SI=8000hTop
INT 94 u - Media Vision PCM.COM - SINGLE-STEP QUEUE SI = 8005h Return: ???Top
INT 94 u - Media Vision PCM.COM - INITIALIZE SI = 8011h ES:BX -> "iobf91" structure Return: ???Top
INT 94 u - Media Vision PCM.COM - LOAD SOUND FOR LATER PLAY THROUGH KEYBOARD SI = 8012h ES:BX -> "i94f92buf" structure Return: ??? SeeAlso: SI=8013h,SI=8014hTop
INT 94 u - Media Vision PCM.COM - GET INTERNAL SOUND USAGE SI = 8013h Return: AX = number of sounds used DX = maximum handlesTop
INT 94 u - Media Vision PCM.COM - GET DATA FOR SPECIFIED SOUND SI = 8014h ES:BX -> "i94f92buf" structure to be filled in sound number field set to desired sound Return: AX = status 0000h successful FFFFh sound number out of range SeeAlso: SI=8012h,SI=8013hTop
INT 94 u - Media Vision PCM.COM - GET/SET INTERNAL DMA BUFFER SI = 8015h ES:BX -> DMA info structure (see #04002) Return: ??? Format of PCM.COM DMA info structure: Offset Size Description (Table 04002) 00h DWORD -> DMA buffer (offset FFFFh = return current buffer info) 04h WORD DMA buffer size 06h WORD divisionsTop
INT 94 u - Media Vision PCM.COM - SIMULATE DOUBLE-SHIFT HOTKEY SI = 8016h AX = hotkey number (01h-08h) Return: ??? SeeAlso: AL=02h/SI=8017hTop
INT 94 u - Media Vision PCM.COM - CTRL-G INTERCEPT AL = 01h SI = 8017h AH = new state (00h off, 01h on) Return: ??? SeeAlso: AL=02h/SI=8017hTop
INT 94 u - Media Vision PCM.COM - DOUBLE-SHIFT-HOTKEY SOUND FEATURE AL = 02h SI = 8017h AH = new state (00h off, 01h on) Return: ???Top
INT 94 u - Media Vision PCM.COM - RANDOM SOUND FEATURE AL = 04h SI = 8017h AH = new state 00h off 01h on CX = minimum delay DX = maximum delay Return: ???Top
INT 94 u - Media Vision PCM.COM - NO ACTIVITY FEATURE AL = 08h SI = 8017h AH = new state 00h off 01h on DX:CX = delay Return: ??? SeeAlso: AL=10h/SI=8017hTop
INT 94 u - Media Vision PCM.COM - TIMER CONTROL AL = 10h SI = 8017h AH = timer options (see #04003) DX:CX = delay if AH bit 7 set (one-shot if DX bit 15 set) Return: ??? SeeAlso: AL=08h/SI=8017h Bitfields for PCM.COM timer options: Bit(s) Description (Table 04003) 7 set timer 6 timer active (timer turned off if clear) 5-0 timer numberTop
INT 94 u - Media Vision PCM.COM - GET INFO SI = 8018h AL = what to get 00h "F92state" 01h "F92bkgd" 02h "I10timer" 03h "I08state" Return: DX:AX -> desired informationTop
INT F1 - SPEECH.COM - CONVERT TEXT STRING TO SPEECH DS:BX -> '$'-terminated text string Return: nothing Program: SPEECH.COM is a resident text-to-speech converter by Douglas SiscoTop
INT F1 - Andy C. McGuire SPEECH.COM/SAY.COM SeeAlso: INT F2"SPEECH"Top
INT F2 - Andy C. McGuire SPEECH.COM/SAY.COM SeeAlso: INT F1"SPEECH"Top
INT F3 - SoundBlaster - POINTER TO ECHO VALUE Note: this is not a vector, but a pointer to a DWORD containing the echo value selected with SET-ECHO.EXE SeeAlso: INT 2F/AX=FBFBh/ES=0000hTop