Rs-422/485 Serial Port Connector; Figure 3-17: Rs-232 Serial Port Connector Locations; Table 3-18: Rs-232 Serial Port Connector Pinouts - IEI Technology WAFER-CV-D25501 Series User Manual

WAFER-CV-D25501/N26001 3.5" SBC

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

Pin Description
1 DCD
3 RXD
5 TXD
7 DTR
9 GND

Table 3-18: RS-232 Serial Port Connector Pinouts

3.2.17 RS-422/485 Serial Port Connector

CN Label: COM4
4-pin wafer
CN Type:
CN Location: See Figure 3-18
CN Pinouts: See Table 3-19
NOTE:
These pins are shared with those on the main serial port. Use either
the pins on the main connector, or on this connector, but not both.
This connector provides RS-422 or RS-485 communications.
Pin Description
2 DSR
4 RTS
6 CTS
8 RI
10 GND
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