Appendix
Bi-directional Parallel Interface
The
If your computer has a
Specifications
Connector Type | IEEE1284 type connector |
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Cable | Use a shielded cable 2 m (6.6 ft.) or less in length. |
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Pin configuration
Signal Pin | Return | Signal | |
side pin | |||
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1 | 19 | nStrobe | |
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2 | 20 | Data 1 | |
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3 | 21 | Data 2 | |
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4 | 22 | Data 3 | |
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5 | 23 | Data 4 | |
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6 | 24 | Data 5 | |
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7 | 25 | Data 6 | |
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8 | 26 | Data 7 | |
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9 | 27 | Data 8 | |
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10 | 28 | nAck | |
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Signal Pin | Return | Signal | |
side pin | |||
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11 | 29 | Busy | |
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12 | 30 | PError | |
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13 | 31 | Select | |
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14 | 32 | nAutoFd | |
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18 | - | +5V(Peripheral) | |
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31 | - | nInit | |
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32 | - | nFault | |
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35 | - | +5V(Host) | |
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36 | - | nSelection | |
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Parallel Interface connector (printer side)
18 | 1 |
36 | 19 |
Notes:
•“Return” denotes the return side wire of a twisted pair cable and is connected to signal ground.
•Be sure to use only a shielded cable. The printer will not operate properly if any of the pins are not connected.
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