User guide

KINO-9453 Mini-ITX Motherboard
Page 43
CN Pinouts: See Table 4-11
The serial ports connectors connect to RS-232/422/485 serial port device.
Figure 4-10: 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 4-11: COM2 Pinouts
4.2.10 10-Pin Serial Port Connectors
CN Label: COM4
CN Type:
10-pin header (2x5)
CN Location: See
Figure 4-11
CN Pinouts: See
Table 4-12
The serial ports connectors connect to RS-232 serial port device.