Int 15/AX=44C0h

Olivetti Quaderno - INITIALIZE DIGITAL SIGNAL PROCESSING???

AX = 44C0h
ES:DI -> new DSP procedure (exchanged with CMOS[28h])
ES:SI -> ??? buffer

Return:
ES:DI -> old DSP procedure
ES:SI buffer filled with ten bytes from CMOS (addresses 14h-1Ch)
followed by 00h (addresses 15h-1Ch copied only if less than 21h)

Note: This function is also supported by XBIOS.COM

See Also: AX=44C9h

Category: Vendor-specific BIOS Extensions - Int 15h - O

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