OSWORD &06

From BeebWiki

OSWORD &06 ( 6 ) - Write I/O processor memory Acorn MOS 1.20

On entry:
 XY!0=address to write to
 XY?4=byte to be written.

Some systems recognise screen memory at &FFFExxxx and sideways ROMs
at &FFFr8000-&FFFrBFFF.

See Also

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

Jgharston 13:13, 26 May 2009 (UTC)