Int 10/AX=A011h

AX = A011h

Return:
AH = 00h (successful)
BL = ??? (1Fh)
BH = ??? (0Fh)
CL = ??? (00h)
CH = ??? (0Fh)
DX = ??? (00FFh)

Note: NOP in All-in-Wonder 128 BIOS

See Also: AX=A000h - AX=A010h