OSWORD &60

From BeebWiki

Revision as of 23:58, 28 August 2013 by WikiSysop (talk | contribs) (1 revision)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Jump to: navigation, search

OSWORD &60 (96 ) - Read Videodisk MSN and status byte VFS

Same format as ADFS call &70 (112).
On exit:
 XY?0=Master Sequence Number
 XY?1=status byte: b7=Tube present, b6=Tube claimed by VFS,
 b5=LVROM controller present, b4=n/u, b3=n/u, b2=*OPT1 flag,
 b1=Bad Free Space Map, b0=IRQ pending.

See Also

http://mdfs.net/Docs/Comp/BBC/Oswords

Jgharston 13:55, 26 May 2009 (UTC)

Retrieved from "http://beebwiki.mdfs.net/index.php?title=OSWORD_%2660&oldid=2175"

OSWORD