Serial Port Connectors (Com3, Com5, Com6); Figure 3-15: Rs-232 Serial Port Connector Location; Table 3-15: Serial Port Connector Pinouts - IEI Technology KINO-CV-D25501 User Manual

KINO-CV-D25501/N26001 SBC
3.2.14 RS-232 Serial Port Connectors (COM3, COM5, COM6)
CN Label: COM3, COM5, COM6
10-pin header
CN Type:
CN Location: See Figure 3-15
CN Pinouts: See Table 3-15
The 10-pin serial port connectors provide three RS-232 serial communications channels.
The COM serial port connectors can be connected to external RS-232 serial port devices.

Figure 3-15: RS-232 Serial Port Connector Location

Pin Description
1 DATA CARRIER DETECT (DCD)
3 RECEIVE DATA (RXD)
5 TRANSMIT DATA (TXD)
7 DATA TERMINAL READY (DTR)
9 GND

Table 3-15: Serial Port Connector Pinouts

Pin Description
2 DATA SET READY (DSR)
4 REQUEST TO SEND (RTS)
6 CLEAR TO SEND (CTS)
8 RING INDICATOR (RI)
10 GND
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