SN1-ROM 
 
  
Board
  
Tech Specs: 
Max. 256K PRG ROM. 
8K CHR RAM 
8K battery-backed WRAM 
MMC1 
  
Description: 
This is Virgin's version of Nintendo's SNROM board.  Not much else to say about it than that.
As far as I know, it is only used on the game Overlord.
See the MMC1 documentation for info on the mapper.
 
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