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(Frequency Modulation) A method of encoding data as a series of magnetic flux reversals on disk or tape, commonly known as single-density recording. In frequency modulation, a series of clock pulses are written at regular intervals, with one data bit for each clock pulse. See also MFM, RLL.
1 double disk-buffered voice driver (DDBV)
2 memory voice driver
3 auxiliary driver (mixer)
4 MIDI(Musical Instrument Digital Interface) A standardized interface for controlling musical instruments with a computer.