AH = 23h AL nonzero Return:AH = FFh ES:BX -> graphics data (8 bytes for each character from 80h to FFh)
Return:AH = FFh ES:BX -> graphics data (8 bytes for each character from 80h to FFh)
See Also: AX=2300h - AX=2E00h
Category: Video - Int 2Fh - D