Difference between revisions of "OSBYTE &FF"
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Revision as of 19:13, 8 March 2015
OSBYTE &FF (255) - Read/Write startup Options
This is a copy of the keyboard links taken at last hard reset b0..2=screen mode b3 =if clear then the action of SHIFT/BREAK is reversed b4..5=disk drive speed step time settle time head load b5=0 b4=0 4ms 16ms 0ms b5=0 b4=1 6ms 16ms 0ms b5=1 b4=0 6ms 50ms 32ms b5=1 b4=1 24ms 20ms 64ms b6 =HADFS: 0=drive 1 external, 1=drive 1 internal, via OSWORD &7F b7 =DNFS: 0=NFS priority, 1=DFS priority b7 =ENFS: b7 =Master: screen mode b7