Difference between revisions of "OSBYTE &74"

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m (moved OSBYTE 74 to OSBYTE &74)
 
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[[Category:OSBYTE]]
 
[[Category:OSBYTE]]
OSBYTE &74 (116) - Reset internal sound system
+
OSBYTE &74 (116) - Reset internal sound system/Check for Solidisk RAM
  
     This call enters with 'some parameter' in X which resets the built in sound
+
     Electron:
     system
+
      This call enters with 'some parameter' in X which resets the built in
     (Solidisk ROM/RAM Extension)
+
      sound system
    Determine shadow RAM system installed
+
      
    On exit: X='S' - Solidisk ROM/RAM extension
+
     Solidisk ROM/RAM Extension:
            X unchanged - No shadow RAM or Acorn shadow RAM
+
      Determine shadow RAM system installed
 +
      On exit: X='S' - Solidisk ROM/RAM extension
 +
              X unchanged - No shadow RAM or Acorn shadow RAM
  
 
==See Also==
 
==See Also==
 +
* [[OSBYTE &6C]] - Select Master shadow memory
 +
* [[OSBYTE &6F]] - Select BBC B shadow memory
 +
* [[OSBYTE &70]] - Select memory for Master VDU access
 +
* [[OSBYTE &71]] - Select memory for Master video display
 +
* [[OSBYTE &72]] - Select future use of shadow memory
 +
* [[OSBYTE &73]] - Select shadow bank
 +
* [[OSBYTE &74]] - Check for Solidisk shadow memory
 +
* [[Paging in video memory]]
 
* http://mdfs.net/Docs/Comp/BBC/Osbyte00
 
* http://mdfs.net/Docs/Comp/BBC/Osbyte00
  
[[User:Jgharston|Jgharston]] 21:52, 26 May 2009 (UTC)
+
[[User:WikiSysop|WikiSysop]] 00:25, 29 August 2013 (BST)

Revision as of 00:25, 29 August 2013

OSBYTE &74 (116) - Reset internal sound system/Check for Solidisk RAM

   Electron:
     This call enters with 'some parameter' in X which resets the built in
     sound system
   
   Solidisk ROM/RAM Extension:
     Determine shadow RAM system installed
     On exit: X='S' - Solidisk ROM/RAM extension
              X unchanged - No shadow RAM or Acorn shadow RAM

See Also

WikiSysop 00:25, 29 August 2013 (BST)