IMBA-8650 Motherboard
Page 76
PIN DESCRIPTION PIN DESCRIPTION
1 DCD- 6 DSR-
2 SIN 7 RTS-
3 SOUT 8 CTS-
4 DTR- 9 RI
5 GND 10 N/C
Table 4-18: Serial Port Connector Pinouts
4.2.17 Serial Port Connector (RS-422/485)
CN Label: CN12
CN Type:
4-pin header
CN Location:
See
Figure 4-18
CN Pinouts:
See
Table 4-19
The 4-pin serial port connector provides RS-422/485 serial communications channels that
can be connected to external RS-422/485 serial port devices. The port is shared with the
COM3 port.
Figure 4-18: Serial Port Connector (RS-422/485) Pinout Locations
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