IEI Integration KINO-9453 v2.10 - Manual (Page 58)

KINO-9453 Mini-ITX Motherboard
Page 41
4.2.8 14-Pin Serial Port Connectors
CN Label: COM3
CN Type: 14-pin header (2x7)
CN Location: See Figure 4-9
CN Pinouts: See Table 4-10
The serial ports connectors connect to RS-232/422/485 serial port device.
Figure 4-9: 14-Pin Serial Port Connector Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DCD 2 DSR
3 RXD 4 RTS
5 TXD 6 CTS
7 DTR 8 RI
9 GND 10 NC
11 TX+ 12 TX-
13 RX+ 14 RX-
Table 4-10: COM2 Pinouts