Com2 Rs232 5V/12V Ri# Pin Power Select; Com1 And Com2 Connectors; Definition Pin; Gnd - Nexcom NISE 300 User Manual

Chapter 2: Jumpers and Connectors

COM2 RS232 5V/12V RI# Pin Power Select

Connector type: 1x5 5-pin header, 2.00mm pitch
Connector location: JP2(4-5)
1 5
Pin

Definition

1 VCC5_RI#
3 +12V_RI#
5 SP2_RI
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Pin Definition
2 SP2_RI_T
4 SP2_RI_T

COM1 and COM2 Connectors

Connector type: DB-9 port, 9-pin D-Sub
Connector location: COM1 and COM 2
1 5
6
RS232/RS422/RS485 Pin Definition for COM1 & COM2:
RS232
Pin Definition Pin
1 SP1_DCD
2 SP1_RXD
3 SP1_TXD
4 SP1_DTR
5

GND

6 SP1_DSR
7 SP1_RTS
8 SP1_CTS
9 SP3_RI
25
9
RS422 RS485
Definition Pin
1 SP1_TX- 1
2 SP1_TX+ 2 SP1_DATA+
3 SP1_RX+ 3
4 SP1_RX- 4
5 GND 5
6 SP1_RTS- 6
7 SP1_RTS+ 7
8 SP1_CTS+ 8
9 SP1_CTS- 9
Definition
SP1_DATA-
NC
NC
GND
NC
NC
NC
NC
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