IEI Integration KINO-CV-D25501_N26001 - Manual (Page 45)

KINO-CV-D25501/N26001 SBC
Page 31
3.2.14 RS-232 Serial Port Connectors (COM3, COM5, COM6)
CN Label: COM3, COM5, COM6
CN Type: 10-pin header
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 Pin Description
1 DATA CARRIER DETECT (DCD) 2 DATA SET READY (DSR)
3 RECEIVE DATA (RXD) 4 REQUEST TO SEND (RTS)
5 TRANSMIT DATA (TXD) 6 CLEAR TO SEND (CTS)
7 DATA TERMINAL READY (DTR) 8 RING INDICATOR (RI)
9 GND 10 GND
Table 3-15: Serial Port Connector Pinouts