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KISS
Oil & Gas
2U User’s Manual
www.kontron.com
13.
Standard Ports
– Pin Assignment
Pin assignments for the serial ports, VGA port and USB ports follow.
13.1.
Serial port COM1 (RS232)
Pin
Signal Name
9-pin D-SUB Connector (male)
1
DCD
(Data Carrier Detect)
2
RXD
(Receive Data)
3
TXD
(Transmit Data)
4
DTR
(Data Terminal Ready)
5
GND
(Signal Ground)
6
DSR
(Data Set Ready)
7
RTS
(Request to Send)
8
CTS
(Clear to Send)
9
RI
(Ring Indicator)
13.2.
Serial port COM 2 / 3 / 4
The pinout of Serial ports COM2, COM3 and COM4 is as follows:
Pin Signal Name
9-pin D-SUB Connector
1
DCD (Data Carrier Detect)
2
DSR (Data Set Ready)
3
RXD (Receive Data)
7 DTR (Data Terminal Ready)
8 RI
(Ring Indicator)
9 GND (Signal Ground)
4
RTS (Request to Send)
5 TXD
(Transmit Data)
6 CTS
(Clear to Send)
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