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2-4 CHAPTER 2: OVERVIEW
PC Cable
Figure 2-3 shows the pinouts for a 9-pin female to 9-pin female PC
cable. A null modem-type cable may be used.
Figure 2-3 9-pin to 9-pin PC Cable (Null Modem-Type)
5 4 3 2 1
9 8 7 6
5 4 3 2 1
9 8 7 6
Name Abbr Pin Pin Abbr Name
9-pin female connector
9-pin female connector
2
3
1
8
7
5
4
6
3
2
7
8
1
5
6
4
TxD
RxD
RTS
CTS
CD
GND
DSR
DTR
RxD
TxD
CD
CTS
RTS
Gnd
DTR
DSR
Transmit Data
Receive Data
Request to Send
Clear to Send
Carrier Detect
Signal Ground
Data Set Ready
Data Terminal Ready
Receive Data
Transmit Data
Carrier Detect
Clear to Send
Request to Send
Signal Ground
Data Terminal Ready
Data Set Ready
To Console port
To PC serial port
SS2TRHWBook Page 4 Monday, May 5, 1997 3:11 PM