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RS-232 Cable Specifications
To retain FCC Class A qualification all cables must be fully shielded and the shielding must be connected to the metal connectors.
RS-232 Cable
|
Pin Number |
Description |
Direction |
| Female DB15 |
Male DB25 |
|
From/To SGP |
| 2 |
2
|
TxData, Transmit Data |
From |
| 4 |
3 |
RxData, Receive Data |
To |
| 3 |
4 |
RTS, Request to Send |
From |
| 10 |
5 |
CTS, Clear to Send |
To |
| 12 |
6 |
DSR, Data Set Ready |
To |
| 8 |
7 |
GND, Common Signal Ground |
N/A |
| 5 |
8 |
DCD, Data Carrier Detect |
To |
| 13 |
15 |
Tx Clock |
To |
| 14 |
17 |
Rx Clock |
To |
| 1 |
20 |
DTR, Data Terminal Ready |
From |
| 15 |
24 |
XTC, DTE Clock |
From |
Rx=Receive, Tx=Transmit, CTS=Clear to Send, RTS=Ready to Send,
DTR=Data Terminal Ready, DSR=Data Set Ready, DCD=Data Carrier Detect |
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