Technical data • Fully assembled device
48
Automation PC 810 with GM45 CPU board user's manual V1.28
2.6.2 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 connector
5
1
9
6
Table 15: Pinout - COM1
1)
The interfaces, etc. available on the device or module have been numbered as such for easy identification. This numbering may differ from that used by
the particular operating system.
2.6.3 Serial interface COM2
Serial interface COM2
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 connector
5
1
9
6
Table 16: Pinout - COM2
1)
The interfaces, etc. available on the device or module have been numbered as such for easy identification. This numbering may differ from that used by
the particular operating system.