     $FBA6/64422:   Send Tone to Tape

    Jump from $FBF0:

    FBA6: A5 BD     LDA $BD
    FBA8: 4A        LSR
    FBA9: A9 60     LDA #$60
    FBAB: 90 02     BCC $FBAF

    Jump from $FBE7:

    FBAD: A9 B0     LDA #$B0

    Jump from $FBAB, $FC6C:

    FBAF: A2 00     LDX #$00

    Jump from $FBD5:

    FBB1: 8D 06 DC  STA $DC06
    FBB4: 8E 07 DC  STX $DC07
    FBB7: AD 0D DC  LDA $DC0D
    FBBA: A9 19     LDA #$19
    FBBC: 8D 0F DC  STA $DC0F
    FBBF: A5 01     LDA $01
    FBC1: 49 08     EOR #$08
    FBC3: 85 01     STA $01
    FBC5: 29 08     AND #$08
    FBC7: 60        RTS

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