$FA3B/64059: Move stepper motor short distance
FA3B: A5 4A LDA $4A ; step counter for head transport
FA3D: D0 EF BNE $FA2E ; not yet zero?
FA3F: A9 4E LDA #$4E
FA41: 85 62 STA $62
FA43: A9 FA LDA #$FA ; pointer $62/$63 to $FA4E
FA45: 85 63 STA $63
FA47: A9 05 LDA #$05
FA49: 85 60 STA $60 ; counter to 5
FA4B: 4C BE FA JMP $FABE
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