INT 81 - Gravis UltraSound - MegaEm - PROCESS COMMAND LINE AX = 0200h BX = PSPsee Program Segment Prefix 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 SoundBlasterA common sound card developed by Creative Labs., 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(Small Computer Systems Interface) A system-independent expansion bus typically used to connect hard disks, tape drives, and CD-ROMs to a computer. A host adapter connects the SCSI bus to the computer's own bus. See also ESDI, IDE. don't work together 0009h invalid music volume 000Ah invalid master volume 000Bh /SC switch is no longer valid 0100h ???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)