Hardware Descriptions; External Ports; Com1/Com2 - Siemens SIMATIC IPC477D Operating Instructions Manual
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- Operating manual (54 pages) ,
- Quick install manual (2 pages) ,
- Operating instructions manual (210 pages)
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Technical information
8.5 Hardware descriptions
8.5
Hardware descriptions
8.5.1
External ports
8.5.1.1
COM1/COM2
Serial port COM1, 9-pin (plug) or COM2
Pin no.
1
2
3
4
5
6
7
8
9
226
Short description
Meaning
DCD
Data carrier detect
RxD
Received data
TxD
Transmit data
DTR
Data terminal ready
GND
Ground
DSR
Ready for operation
RTS
Request to send
CTS
Clear to send
RI
Incoming call
Input / output
Input
Input
Output
Output
-
Input
Output
Input
Input
SIMATIC IPC477D, IPC477D PRO
Operating Instructions, 11/2016, A5E31347228-AF
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