Chapter Two •
2.2 RS-232C Interface
The
Use
2.2 .1 RS-232C Interface Connector
The
1) The RS-232C Connector:
8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
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15 14 13 12 11 10 9
Figure
2) Serial Interface Pin Outs
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| Pin # | Terminal |
| Input/Output | Level |
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| 1 | GND |
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| GROUND |
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| 2 | TXD |
| OUTPUT |
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| 3 | RXD |
| INPUT |
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| 4 | DTR |
| OUTPUT |
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| 5 | No Connection |
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| 6 | No Connection |
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| 7 | No Connection |
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| 8 | No Connection |
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| 9 | No Connection |
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| 10 | No Connection |
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| 11 | GND |
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| GROUND |
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| 12 | No Connection |
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| 13 | No Connection |
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| 14 | No Connection |
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| 15 | GND |
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| GROUND |
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| Figure |
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TP 120 v. 1.0 • 10/95 |
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