47
2.3.2
COM Ports
The system provides four COM ports for communicating with external devices. These
COM ports are implemented using industrial-grade ITE8786 Super IO chip (-40 to 85°C)
and provide up to 115200 bps baud rate.
COM1 and COM2 (in
red
) are software-configurable RS-232/ 422/ 485 ports. COM3 and
COM4 (in
blue
) are standard 9-wire RS-232 ports. The operation mode of COM1 and
COM2 can be set in BIOS setup utility. The following table describes the pin definition of
COM ports.
COM Port Pin Definition
COM1 & COM2
COM3 & COM4
Pin#
RS-232
Mode
RS-422 Mode
RS-485 Mode
(Two-wire 485)
RS-232 Mode
1
DCD
DCD
2
RX
422 TXD+
485 TXD+/RXD+
RX
3
TX
422 RXD+
TX
4
DTR
422 RXD-
DTR
5
GND
GND
GND
GND
6
DSR
DSR
7
RTS
RTS
8
CTS
422 TXD-
485 TXD-/RXD-
CTS
9
RI
RI
Summary of Contents for Nuvo-7000 Series
Page 1: ...Neousys Technology Inc Nuvo 7000 Series User Manual Revision 1 3...
Page 23: ...23 1 2 3 Nuvo 7000E P Top View...
Page 24: ...24 1 2 4 Nuvo 7000E P Bottom View...
Page 26: ...26 1 3 3 Nuvo 7000DE Top View...
Page 27: ...27 1 3 4 Nuvo 7000DE Bottom View...
Page 29: ...29 1 4 3 Nuvo 7000LP Top View...
Page 30: ...30 1 4 4 Nuvo 7000LP Bottom View...
Page 66: ...66 4 Remove the front I O panel Nuvo 7000E P DE systems Nuvo 7000LP systems...
Page 68: ...68 6 Remove the rear I O panel Nuvo 7000E P DE systems Nuvo 7000LP systems...
Page 153: ...153 7 Follow the 6 step setup procedure as instructed...
Page 155: ...155 9 When done click on Finish and restart the system...
