User Manual

WAFER-945GSELVDS2
Page 34
Figure 3-19: Serial Port Connector Location
Pin Description Pin Description
1 DCD# 2 DSR#
3 RXD 4 RTS#
5 TXD 6 CTS#
7 DTR# 8 RI#
9 GND 10 GND
Table 3-20: Serial Port Pinouts
3.3.19 Serial Port Connector (RS-232/422/485)
CN Label: COM2
CN Type:
14-pin header (2x7)
CN Location:
See
Figure 3-20
CN Pinouts:
See
Table 3-21
The 14-pin serial port connector connects to the COM2 serial communications channels.
COM2 is a multi function channel. In default mode COM2 is an RS-232 serial
communication channel but, with the COM2 function select jumper, can be configured as
either an RS-422 or RS-485 serial communications channel.