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| RJ45 | |||||
Connector to | Connector | |||||||
Null Modem Cable | to Printer | |||||||
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| UNUSED |
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| 1 |
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| 1 |
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| RXD |
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| 2 |
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| 2 |
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| TXD |
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| 3 |
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| 3 |
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| DTR |
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| 4 |
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| 4 |
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| GND |
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| 5 |
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| 5 |
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| DSR |
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| 6 |
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| 6 |
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| RTS |
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| 7 |
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| 7 |
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| UNUSED |
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| 8 |
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| 8 |
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| 9 |
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| Adapter Cable Pinouts |
Pin 1 | Pin 8 |
RJ45 Connector Pin Identification
45