C400 -      EA              NOP
C401 -      EA              NOP
C402 -      EA              NOP
...
C424 -      EA              NOP
C425 -      8D C0 C0        STA $C0C0
C428 -      EA              NOP
C429 -      EA              NOP
...
C4AE -      EA              NOP
C4AF -      85 F8           STA $F8
C4B1 -      86 FC           STX $FC
C4B3 -      84 FD           STY $FD
C4B5 -      08              PHP
C4B6 -      68              PLA
C4B7 -      85 FE           STA $FE
C4B9 -      20 CA C4        JSR $C4cA
C4BC -      A6 FC           LDX $FC
C4BE -      A4 FD           LDY $FD
C4C0 -      A5 FE           LDA $FE
C4C2 -      48              PHA
C4C3 -      A5 FB           LDA $FB
C4C5 -      28              PLP
C4C6 -      8D FF CF        STA $CFFF
C4C9 -      60              RTS
C4CA -      20 B1 00        JSR $00B1
C4CD -      F0 14           BEQ $C4E6
C4CF -      A2 00           LDX #$00
C4D1 -      DD DF C8        CMP $C8DF,X
C4D4 -      F0 10           BEQ $C4E6
C4D6 -      48              PHA
C4D7 -      8D DF C8        LDA $C8DF,X
C4DA -      F0 06           BEQ $C4E6
C4DC -      68              PLA
C4DD -      E8              INX
C4DE -      D0 F1           BNE $C4D1
C4E0 -      F0 01           BEQ $C4E3
C4E2 -      68              PLA
C4E3 -      4C B2 C8        JMP $C8B2
C4E6 -      86 F9           STX $F9
C4E8 -      20 B1 00        JSR $00B1
C4EB -      CD DA C8        CMP $C8DA
C4EE -      D0 F3           BNE $C4E3
C4F0 -      A6 F9           LDX $F9
C4F2 -      8D E1 C8        LDA $C8E1,X
C4F5 -      85 F9           STA $F9
C4F7 -      AD D7 C8        LDA $C8D7
C4FA -      85 FA           STA $FA
C4FC -      6C F9 00        JMP ($00F9)
C4FF -      00              BRK
C500 -      A0 A0
C502 -      A0 A0
C504 -      FF A0
C506 -      86 C4
C508 -      C1 A0
C50A -      A0 B0
C50C -      A0 D0