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Copyright © 2020 NEXCOM International Co., Ltd. All Rights Reserved.
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NISE 3900 Series User Manual
Chapter 2: Jumpers and Connectors
COM3 Connector (Full RS232)
Connector type: 1x10 10-pin header, 1.0mm pitch
Connector location: COM3
COM4 Connector (Full RS232)
Connector type: 1x10 10-pin header, 1.0mm pitch
Connector location: COM4
Pin
Definition
Pin
Definition
1
COM_DCD#3
2
COM_RXD3
3
COM_TXD3
4
COM_DTR#3
5
GND
6
COM_DSR#3
7
COM_RTS#3
8
COM_CTS#3
9
COM_RI#3
10
GND
Pin
Definition
Pin
Definition
1
COM_DCD#4
2
COM_RXD4
3
COM_TXD4
4
COM_DTR#4
5
GND
6
COM_DSR#4
7
COM_RTS#4
8
COM_CTS#4
9
COM_RI#4
10
GND
10
1
10
1