2-20
|
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Chapter 2
Installation and Configuration
3.
In the
Devices and Interfaces
tree, expand
PXI System
. Your PXI Express chassis is
already identified and appears in the
PXI System
tree.
4.
For each unidentified PXI Express chassis in the
PXI System
tree, right-click on the chassis
and select the appropriate chassis model through the
Identify As
submenu. Further
expanding the
PXI System
branch shows all devices in the system that NI-VISA can
recognize.
The PXI Express specification allows for many combinations of PXI Express chassis and system
modules. To assist system integrators, PXI Express chassis and system module manufacturers
must document their products’ capabilities. PXI Express devices must provide a driver and/or
.ini
file for identification. For NI PXI Express chassis and controllers, these files are provided
as part of the NI PXI Platform Services software included with your controller. System
integrators, configuration utilities, and device drivers can use these
.ini
files.
The NI PXI Platform Services software uses the system module driver, chassis driver, and
chassis.ini
files to generate the PXI/PXI Express system description files (
pxisys.ini
and
pxiesys.ini
). Device drivers and other utility software read the
pxiesys.ini
and
pxisys.ini
files to obtain system information. For detailed information about initialization
files, refer to the PXI Express specification at
www.pxisa.org
.
Upgrading RAM
You can change the amount of installed RAM on the NI PXIe-8880 by upgrading the
SO-DIMMs.
To upgrade the RAM, remove the NI PXIe-8880 from the PXI Express chassis. To optimize
memory capacity and system performance, use the same size and speed memory modules. The
use of different size modules in each slot is supported, but system performance will be slower
than using three matched modules. However, three mismatched modules could result in better
performance than using a single module.
National Instruments offers the following SO-DIMM for use with the NI PXIe-8880 controller.
•
PC4-1866 (DDR4 2133) 8 GB, 1 GB × 72, CL 15, 1.18 in. max
(NI part number 783813-01)
Note
National Instruments has tested and verified that the DDR4 SO-DIMMs we
sell work with the NI PXIe-8880. We recommend you purchase your DDR4
SO-DIMM modules from National Instruments. Other off-the-shelf DDR4
SO-DIMM modules are not guaranteed to work properly.
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