INES Mapper 113

iNES Mapper 113 is used to designate the NINA-003 board.

 Here are Disch's original notes: 
 ========================
 =  Mapper 113          =
 ========================
 
 Example Games:
 --------------------------
 Rad Racket - Deluxe Tennis II
 Papillion
 
 
 
 Registers:
 ---------------------------
 
 Range,Mask:   $4100-5FFF, $4100
 
    be sure to make note of the mask -- $4200 does not map to the register, but $4300 does.
 
 
   $4100:  [MCPP PCCC]
     C = CHR Reg (8k @ $0000)
     P = PRG Reg (32k @ $8000)
     M = Mirroring:
         0 = Horz
         1 = Vert
 
 Note the high bit of the CHR Reg.