CP347 – User Guide, Rev. 1.3
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// 20
one per serial I/O channel. This chapter includes pin assignment information for both the 37-pin D-Sub front panel
connector and the four-channel front panel adapter cable’s 9-pin D-Sub connectors.
Front Panel Serial I/O Connector
2.3.1.
The front panel serial I/O, 37-pin D-Sub dual row, connector comprises of the signals for channels 0 to 3.
Do not connect external wiring to the connector pins if signals are not indicated in the table
below or are marked with NC. Failure to comply may result in damage to your board.
Table 5: 37-Pin D-Sub Front Panel Connector Pin Assignment
Channel Signal
Front Panel
Pin #
RS232
Direction
RS232
RS485
Half Duplex
RS422
Full Duplex
Front Panel
37-Pin D-Sub Connector
0
FE01
37
In
DCD
RxD+
FE02
36
In
RXD#
FE03
35
Out
TXD#
TRxD+
TxD+
FE04
34
Out
DTR
FE06
18
In
DSR
RxD-
FE07
17
Out
RTS
FE08
16
In
CTS
TRxD-
TxD-
FE09
15
In
RI
1
FE11
10
In
DCD
RxD+
FE12
11
In
RXD#
FE13
12
Out
TXD#
TRxD+
TxD+
FE14
13
Out
DTR
FE16
29
In
DSR
RxD-
FE17
30
Out
RTS
FE18
31
In
CTS
TRxD-
TxD-
FE19
32
In
RI
2
FE21
28
In
DCD
RxD+
FE22
27
In
RXD#
FE23
26
Out
TXD#
TRxD+
TxD+
FE24
25
Out
DTR
FE26
9
In
DSR
RxD-
FE27
8
Out
RTS
FE28
7
In
CTS
TRxD-
TxD-
FE29
6
In
RI
3
FE31
1
In
DCD
RxD+
FE32
2
In
RXD#
FE33
3
Out
TXD#
TRxD+
TxD+
FE34
4
Out
DTR
FE36
20
In
DSR
RxD-
FE37
21
Out
RTS
FE38
22
In
CTS
TRxD-
TxD-
FE39
23
In
RI
GND_DSUB
5
GND
GND
GND
GND_DSUB
14
GND
GND
GND
GND_DSUB
24
GND
GND
GND
GND_DSUB
33
GND
GND
GND
NC
19
NC
NC
NC
NC
S1
Shield
S2
Shield
Содержание CP347
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