Gpio – NEXCOM NISE 2300 User Manual
Page 27
Copyright © 2013 NEXCOM International Co., Ltd. All Rights Reserved.
13
NISE 2300 User Manual
Chapter 2: Jumpers and Connectors
RS232
RS485
RS422
Pin
Definition
Pin
Definition
Pin
Definition
1
SP2_DCD
1
SP2_DATA-
1
SP2_TX-
2
SP2_RXD
2
SP2_DATA+
2
SP2_TX+
3
SP2_TXD
3
NC
3
SP2_RX+
4
SP2_DTR
4
NC
4
SP2_RX-
5
ISO_GND
5
ISO_GND
5
ISO_GND
6
SP2_DSR
6
NC
6
SP2_RTS-
7
SP2_RTS
7
NC
7
SP2_RTS+
8
SP2_CTS
8
NC
8
SP2_CTS+
9
SP2_RI
9
NC
9
SP2_CTS-
COM2 Connector Pin Definition
GPIO
External connector type: DB-15, 2x5 10-pin header
1
5
6
10
Pin
Definition
Pin
Definition
1
ISO_VCC5
6
ISO_GND
2
SIO_GPI20
7
SIO_GPO24
3
SIO_GPI21
8
SIO_GPO25
4
SIO_GPI22
9
SIO_GPO26
5
SIO_GPI23
10
SIO_GPO27
Pin
Definition
Pin
Definition
1
ISO_VCC5
2
ISO_GND
3
SIO_GPO24
4
SIO_GPI20
5
SIO_GPO25
6
SIO_GPI21
7
SIO_GPO26
8
SIO_GPI22
9
SIO_GPO27
10
SIO_GPI23
1
9
2
10
Internal connector location: J6
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