C
Appendix C— Connector pins
Connector pin descriptions
Ethernet connector
Serial connector
USB connector
ENWW
Pin
Signal
1
(+) Transmit
Data
2
(-) Transmit
3
Data
4
(+) Receive
Data
Unused
5
Unused
6
(-) Receive
Data
7
Unused
8
Unused
Pin
Signal
1
Carrier Detect
2
Receive Data
3
Transmit Data
4
Data Terminal Ready
Signal
5
Ground
6
Data Set Ready
7
Request to Send
8
Clear to Send
9
Ring Indicator
Pin
Signal
1
+5 VDC
2
- Data
3
+ Data
4
GND
Connector pin descriptions 175