Dio Connector; Com1 Rs232 Connector - Nexcom nROK 7251 Series User Manual

Chapter 2: External Connectors Pinout Description

DIO Connector

Connector Number: 12
10
1 2
3
9
8 4
7 5
6
Pin Definition
1 GPI1
3 GPI3
5 GPO1
7 GPO3
9 VIN_GPIO
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Pin Definition
2 GPI2
4 GPI4
6 GPO2
8 GPO4
10 GND

COM1 RS232 Connector

Connector number: 13
1 5
1 5
6 9
6 9
Pin Definition
1 DCD
3 TXD
5 ISO_GND
7 RTS
9 RI
16
Pin Definition
2 RXD
4 DTR
6 DSR
8 CTS
nROK 7251 Series User Manual