17
CN19: COM4 Connector (5x2 Header)
PIN Description PIN Description
1
DCD4
2
DSR4
3
RXD4
4
RTS4
5
TXD4
6
CTS4
7
DTR4
8
RI4
9
GND
10
N/C
2
4
6
8
10
1
3
5
7
9
DSR4
RTS4
CTS4
N/C
RI4
DCD4
RXD4
TXD4
GND
DTR4
CN10: RS-422/485 Connector (5x2 Header, COM2)
PIN Description PIN Description
1
TX-
2
TX+
3
RX+
4
RX-
5
GND
6
RTS-
7
RTS+
8
CTS+
9
CTS-
10
N/C
2
4
6
8
10
1
3
5
7
9
TX+
RX-
RTS-
N/C
CTS+
TX-
RX+
GND
CTS-
RTS+
NOTE:
The terminal resistance of RX & TX is set at 180
Ω
.
JP5: RS-422/485 Receiver Enabled/Disabled Select
Options
Settings
Always Enable
Short 1-2
Enable by “-RTS“ Signal
Short 3-4
Always Disabled (default)
All Open
1
4
2
3
JP6: COM2 use RS-232 or RS-422/485 Select
Options
Settings
RS-232 (default)
Open
RS-422/485
Short
1
2
NOTE:
RS-422/485 port uses COM2. RS-232 of COM2 cannot be used
while RS-422/485 is selected.
Summary of Contents for IBT-3601
Page 6: ......
Page 10: ...1 3 Specifications ...
Page 13: ...8 3 2 Board Layout ...