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Technical data • Complete device
Chapter 2
Technical data
Automation PC 910 User's Manual V 1.00
35
2.5.3 Serial interface COM1
Serial interface COM1
1)
RS232
Type
RS232, modem-capable, not electrically isolated
UART
16550-compatible, 16-byte FIFO
Transfer rate
Max. 115 kbit/s
Bus length
Max. 15 m
Pin
Assignment
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
9-pin DSUB plug
5
1
9
6
Table 13: Pin assignments - COM1
1)
The interfaces, etc. available on the device or module have been numbered as such for easy identification. This numbering can differ from that used by
the particular operating system.