OSBYTE &72

From BeebWiki
Revision as of 01:24, 29 August 2013 by WikiSysop (Talk | contribs)

Jump to: navigation, search

OSBYTE &72 (114) - Specify video memory to use on next MODE change

       X=0 force use of shadow memory on future MODE changes
       X=1 only use shadow memory if MODE number is > 127
   (Solidisk ROM/RAM Extension)
       X=255 never use shadow memory

This OSBYTE is called by the *SHADOW command on the BBC B+ and Master.

See Also

WikiSysop 00:24, 29 August 2013 (BST)