MXI-Express x1 Series User Manual
© National Instruments Corporation | G-7
PCI Express x1 switch The PCI Express Base Specification defines a PCI Express switch as
a logical collection of PCI Express-to-PCI Express bridge devices. A
switch enables MXI-Express x1 products to extend the PCI Express
fabric of a host PC to additional endpoints, such as PXI Express
products.
PCI-PCI bridge A device that transparently expands the PCI bus on a computer
motherboard to another bus segment in the same machine. The bridge
expands the number of PCI expansion slots, but remains transparent to
the end user.
ppm Parts-per-million.
PXI PCI eXtensions for Instrumentation. PXI is an open specification
that builds off the CompactPCI specification by adding
instrumentation-specific features.
R
RMS Root mean squared. See also g
RMS
.
S
s Seconds.
T
target board The MXI-Express x1 board of a cabled pair of boards that is farther
from the CPU.
trigger Either TTL or ECL lines used for intermodule communication.
TTL Transistor-Transistor Logic.
U
USB Universal Serial Bus—A serial bus for connecting computers to
keyboards, printers, and other peripheral devices.
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