Com3/Com4 Connector (Cn2); Ethernet 100Base-T Connector (Cn20) - Advantech PCM-5825 User Manual

4
5
6
7
8
9
A.7 COM3/COM4 Connector (CN2)
Table a-7: COM3/ COM4 RS-232 series Ports
Pin
1
3
5
7
9
11
13
15
17
19
A.8 Ethernet 100Base-T connector (CN20)
Table A-8: Ethernet 100Base-T connector
Pin
1
2
3
4
5
6
7
8
DTR
GND
DSR
RTS
CTS
RI
Signal Pin
DCD3 2
RXD3 4
TXD3 6
DTR3 8
GND 10
DCD4 12
RXD4 14
TXD4 16
DTR4 18
GND 20
Signal
XMT+
XMT-
RCV+
N/C
N/C
RCV-
N/C
N/C
Signal
DSR3
RTS3
CTS3
RI3
GND
DSR4
RTS4
CTS4
RI4
GND
Appendix A Pin Assignments 8 7