Difference between revisions of "OSBYTE &45"
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Revision as of 23:58, 28 August 2013
OSBYTE &45 (69) - Test PSEUDO/Absolute usage
Sideways RAM can either be allocated as holding ROM images or as extended
memory using pseudo addressing.This call identifies RAM useage:
On exit X=b0 set if slot 4 is being used as pseudo RAM
b1 set if slot 5 is being used as pseudo RAM
b2 set if slot 6 is being used as pseudo RAM
b3 set if slot 7 is being used as pseudo RAM
See Also
Jgharston 21:42, 26 May 2009 (UTC)
