15 serial port connector (rs-232/422/485), Figure 3-16: com connector pinout locations, Table 3-16: com connector pinouts – IEI Integration PICOe-PV-D4251_N4551_D5251 v1.11 User Manual

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PICOe-PV-D4251/N4551/D5251 User Manual

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Figure 3-16: COM Connector Pinout Locations

Pin Description

1 DCD#

2 DSR#

3 RXD#

4 RTS#

5 TXD#

6 CTS#

7 DTR#

8 RI#

9 GND

10 N/A

Table 3-16: COM Connector Pinouts

3.2.15 Serial Port Connector (RS-232/422/485)

CN Label:

COM3

CN Type:

14-pin header (2x7)

CN Location:

See Figure 3-17

CN Pinouts:

See Table 3-17

Used for RS-232/422/485 communications.