Appendix D: RS-232 Connections
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Signal | DTE | ||
Pin |
|
|
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1 | Carrier Detect | DCD | In |
2 | Receive Data | RXD | In |
3 | Transmit Data | TXD | Out |
4 | Data Terminal Ready | DTR | Out |
5 | Signal Ground | GND | |
6 | Data Set Ready | DSR | In |
7 | Request To Send | RTS | Out |
8 | Clear To Send | CTS | In |
9 | Not Connected | NA | NA |
Figure 16. RS-232 Connections in a DB-9 Connector
42 | Manual Documentation Number: ES1A |
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