Owner manual

KINO-GM45A Mini-ITX SBC
Page 32
Used for RS-232/422/485 communications.
Figure 3-15: Serial Port Connector Location
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 N/C
11 TXD485+ 12 TXD485#
13 RXD485+ 14 RXD485#
Table 3-16: Serial Port Connector Pinouts
3.2.15 Serial Port Connectors (RS-232)
CN Label:
COM1, COM3 and COM4
CN Type:
10-pin header (2x5)
CN Location:
See
4Figure 3-16
CN Pinouts:
See
5Table 3-17
These connectors provide RS-232 communications.