User Manual

KINO-PV-D5252/D4252 Mini ITX SBC
Page 37
Figure 3-22: Serial Port (COM2) 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 N/C
11 TXD485+ 12 TXD485#
13 RXD485+ 14 RXD485#
Table 3-23: Serial Port (COM2) Connector Pinouts
3.2.21 SMBus Connector
CN Label: CN4
CN Type:
4-pin wafer (1x4)
CN Location:
See Figure 3-23
CN Pinouts:
See Table 3-24
The SMBus Connector provides a connection to a SMBus (System Management Bus)
device.