OSBYTE &74

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

   Electron:
     This call has no parameters, and resets the built-in sound system
   
   Solidisk ROM/RAM Extension:
     Determine shadow RAM system installed
     On exit:
         X='S' - Solidisk ROM/RAM extension
         X=&FF - No shadow RAM or Acorn shadow RAM

See Also

Jgharston (talk) 01:14, 4 April 2015 (UTC)