User guide

Page 25
K INO-PV-D5253-D4253 Mini-ITX Motherboard
CN Type:
14-pin header
CN Location: See Figure 3-10
C N Pinouts : See Table 3-9
This connector provides RS-232, RS-422 or RS-485 communications.
Figure 3-10: RS-232/422/485 Serial Port Connector
Pin Description Pin Description
1 DCD 2 DSR
3 RX(host) 4 RTS
5 TX(host) 6 CTS
7 DTR 8 RI
9 GND 10 NC
11 TX+ 12 TX-
13 RX+ 14 RX-