INES Mapper 047

 Here are Disch's original notes:  
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 =  Mapper 047          =
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 Example Game:
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 Super Spike V'Ball + Nintendo World Cup
 
 
 Notes:
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 Yet another MMC3 multicart.  See mapper 004 for info on MMC3.
 
 There is no PRG-RAM.  The multicart reg lies at $6000-7FFF, but is only writable when MMC3 PRG-RAM is enabled
 and writable (see $A001)
 
 
 Registers:
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   $6000-7FFF:  [.... ...B]  Block select
   $8000-FFFF:  Same as MMC3 for selected block
 
 
 Each block has 128k PRG and 128k CHR.