17 rs-422/485 serial port connector (com3), Figure 3-18: rs-232 serial port connector location, Table 3-18: serial port connector pinouts – IEI Integration KINO-QM770 User Manual

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KINO-QM770 Mini-ITX SBC

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Figure 3-17: RS-232 Serial Port Connector Location

Pin Description

1 -NDCD2

6 -NCTS2

2 -NDSR2

7 -NDTR2

3 NSIN2

8 -XRI2

4 -NRTS2

9 GND

5 NSOUT2

10 GND

Table 3-18: Serial Port Connector Pinouts

3.2.17 RS-422/485 Serial Port Connector (COM3)

CN Label:

COM3

CN Type:

4-pin wafer

CN Location:

See Figure 3-18

CN Pinouts:

See Table 3-19

This connector provides RS-422 or RS-485 communications.