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Chapter 2: Switches and Connectors
COM4_1: RS232 / RS422 / RS485 Connector
Connector Type: 9-pin D-Sub
Pin
RS232 Definition
1
DCD4
2
RxD4
3
TxD4
4
DTR4
5
GND
6
DSR4
7
RTS4
8
CTS4
9
RI4
LAN1, LAN2: RJ45 with LEDs Port
Connector Type: RJ45 Connector
Pin
Definition
1
LAN1_MDI0P
2
LAN1_MDI0N
3
LAN1_MDI1P
4
LAN1_MDI2P
Pin
Definition
1
LAN2_MDI0P
2
LAN2_MDI0N
3
LAN2_MDI1P
4
LAN2_MDI2P
Link LED Status
Steady Orange
Steady Green
Off
RS422 / 485 Full
Duplex Definition
TX4-
TX4+
RX4+
RX4-
Pin
Definition
5
LAN1_MDI2N
6
LAN1_MDI1N
7
LAN1_MDI3P
8
LAN1_MDI3N
Pin
Definition
5
LAN2_MDI2N
6
LAN2_MDI1N
7
LAN2_MDI3P
8
LAN2_MDI3N
Definition
1Gbps Network Link
100Mbps Network Link
10Mbps Network Link
RCO-3000 | User's Manual
RS485 Half Duplex
Definition
DATA4-
DATA4+
Act LED Status
Blinking Yellow
Off
Definition
Data Activity
No Activity
40
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