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Chapter 2: Switches and Connectors
COM3_1： RS232 / RS422 / RS485 Connector
Connector Type: 2X5 10-pin box header, 2.54mm pitch
Pin
RS232 Definition
1
DCD3
2
RxD3
3
TxD3
4
DTR3
5
GND
6
DSR3
7
RTS3
8
CTS3
9
COM4_1： RS232 / RS422 / RS485 Connector
Connector Type: 2X5 10-pin box header, 2.54mm pitch
Pin
RS232 Definition
1
DCD4
2
RxD4
3
TxD4
4
DTR4
5
GND
6
DSR4
7
RTS4
8
CTS4
9
COM3_1
RS422 / 485 Full
Duplex Definition
TX3+
RX3+
GND
RI3
COM4_1
RS422 / 485 Full
Duplex Definition
TX4+
RX4+
GND
RI4
RS485 Half Duplex
Definition
TX3-
DATA3-
DATA3+
RX3-
RS485 Half Duplex
Definition
TX4-
DATA4-
DATA4+
RX4-
VCO-6000-KBL | User's Manual
GND
GND
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