


Commodore PET Parallel User Port
24 PIN UNKNOWN CONNECTOR
1 1 1
1 2 3 4 5 6 7 8 9 0 1 2
= = = = = = = = = = = =
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= = = = = = = = = = = =
A B C D E F H J K L M N
| Pin |
Name |
| 1 |
System Ground |
| 2 |
TV Video |
| 3 |
IEEE-SRQ |
| 4 |
IEEE-EOI |
| 5 |
Diagnostic Sense |
| 6 |
Cass.1 Read |
| 7 |
Cass.2 Read |
| 8 |
Diag Tape Wrt. |
| 9 |
TV Vertical |
| 10 |
TV Horizontal |
| 11 |
GND |
| 12 |
GND |
| A |
GND |
| B |
CA1 |
| C |
PB0 |
| D |
PB1 |
| E |
PB2 |
| F |
PB3 |
| H |
PB4 |
| J |
PB5 |
| K |
PB6 |
| L |
PB7 |
| M |
PA2 (CB2) |
| N |
GND |
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May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-10