# IEEE488

12 PIN UNKNOWN CONNECTOR at the Computer

          1  2  3  4  5  6
          =  =  =  =  =  =
         ###### ###########    (At the computer)
          =  =  =  =  =  =
          A  B  C  D  E  F

Pin | Description
--- | ---
A or 1 | GND
B or 2 | +5v
C or 3 | Motor (computer controlled +6v for datasette motor)
D or 4 | Read line from casette
E or 5 | Write line cassette
F or 6 | Cassette Switch Sense (monitors cassette play/ff/rew buttons)

Contributor: | Joakim Ögren

Source: | Commodore PET FAQ

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Document last modified: 2002-01-10