Detailed descriptions
16.1 Internal components
SIMATIC IPC427C
Operating Instructions, 04/2009, A5E02414743-01
107
16.1.3 External ports
16.1.3.1 Overview
Port Position Description
COM1; COM2 (optional) external 9-pin male V24
USB external Four USB channels
4 x high current
USB 1.1
USB 2.0
PROFIBUS /MPI /DP12(optional) external 9-pin female
CAN (optional) external 9-pin female CAN
Ethernet external 2 x RJ45 10/100/1000 Mbps
DVI-I external DVI-I standard socket
16.1.3.2 COM1/2
Serial port COM1, 9-pin (plug) or COM2 (optional)
Pin no. Short description Description
1 DCD Data carrier detect (I)
2 RxD Received data (I)
3 TxD Transmitted data (O)
4 DTR Data terminal ready (O)
5 GND Ground
6 DSR Data set ready (I)
7 RTS Request to send (O)
8 CTS Clear to send (I)
9 RI Incoming call (I)
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