National Instruments PXIe-8821, User Manual

Serial Port Configuration Submenu

Use this submenu to apply alternate configurations to the serial port. Normally, you do not
need to modify these settings, as the factory default settings provide the most compatible and
optimal configuration possible.
•

Serial Port Configuration

—Use this setting to access the 

Serial Port Configuration

submenu. The submenu includes the following items:
–

Base Address

—This item displays the current base address for the onboard serial

port.

–

Interrupt Request (IRQ)

—This item displays the interrupt request (IRQ) for the

onboard serial port.

LabVIEW RT Setup Menu

Use this menu to configure boot options for LabVIEW RT if it is installed on the controller. If
you are not using LabVIEW RT, you should leave these settings at default.

Note

The settings below override the behavior of the switches shown in the figure

in the 

LabVIEW RT Configuration Switches

 section. To use the settings from the

switches, select 

Use Switch Setting

 for each option.

•

Boot Configuration

—This setting selects whether the controller should boot

LabVIEW RT, LabVIEW RT Safe Mode, or an installed OS such as Windows 7. The
default is 

Use Switch Setting

.

•

Reset IP Address

—If the controller is deployed to a different subnet from which it was

originally configured, or if the current IP address is invalid, use this switch to reset the IP
address and other TCP/IP settings to their factory defaults during LabVIEW RT startup.
The default is 

Use Switch Setting

.

Note

By default, the target automatically attempts to connect to the network using

DHCP. If the target cannot initiate a DHCP connection, the target connects to the
network with a link-local IP address of 

169.254.x.x

.

•

Disable Startup VI

—If the controller becomes inaccessible because of a startup VI, this

switch can prevent VIs from automatically running at startup. The default is 

Use Switch

Setting

.

•

LabVIEW RT Configuration Overrides

—Use this setting to access the LabVIEW RT

Configuration Overrides submenu. Refer to the 

LabVIEW RT Configuration Overrides

Submenu

 section for more information.

Current Hardware Switch Settings

This submenu displays the current values of the LabVIEW RT configuration switches,
indicating Boot Configuration, Reset IP Address, and Disable Startup VI switch status.

12

  | 

ni.com

  | 

PXIe-8821 User Manual