Int 15/AX=F200h/CX=454Dh

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Tandon memory mapper - Tandon MAPPER HARDWARE INITIALIZATION CHECK ???

AX = F200h
CX = 454Dh


Return:
CF clear if hardware already initialised
BX = upper RAM areas in use

bit 0:
C000-C3FF

bit 1:
C400-C7FF
...

bit 11:
EC00-EFFF.
CF set if hardware not initialised yet

Category: Memory Management - Int 15h - T

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