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Levels of Implementation
6850 |
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TXD |
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| RXD | 3 |
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RXD |
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| TXD | 2 |
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| 39kΩ |
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| NC | 1 |
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RTS |
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| +12V |
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| CONNECTOR | |
| LS08 |
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| TO | |
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| 470Ω | 470Ω | 470Ω |
| TERMINAL |
CTS |
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| CTS |
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| 5 |
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| DSR |
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| OPTIONAL |
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| 6 |
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| HARDWARE |
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DCD |
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| DCD | 8 |
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TRANSPARENT |
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| SIG GND |
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| MODE |
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| 7 |
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TXC |
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| CHASSIS GND |
RXC |
| LOGIC |
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LS08 | GND |
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| +12V |
| SIG GND |
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| 7 |
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| 470Ω |
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| NC | 1 |
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| DTR | 20 |
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6850 |
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| TXD |
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| 2 |
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TXD |
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| RXD | 3 |
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RXD |
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| CONNECTOR | |
| 39kΩ |
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| TO | |
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| MODEM |
RTS |
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| RTS | 4 | OR |
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| HOST | ||
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| 470Ω |
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| SYSTEM |
| +12V |
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CTS |
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| CTS | 5 |
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| 39kΩ | 470Ω |
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| +12V |
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| DCD |
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DCD |
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| 6 |
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TXC |
| 39kΩ |
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RXC |
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| MODULE |
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| cb181 9210 |
Figure A-1. Middle-of-the-Road EIA-232-D Configuration
A |