$FE07/65031:   Get I/O Status Word

Jump from $FFB7:

FE07: A5 BA     LDA $BA
FE09: C9 02     CMP #$02
FE0B: D0 0D     BNE $FE1A
FE0D: AD 97 02  LDA $0297
FE10: 48        PHA
FE11: A9 00     LDA #$00
FE13: 8D 97 02  STA $0297
FE16: 68        PLA
FE17: 60        RTS

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