National Instruments PXI-8170 Series User Manual

Page 62

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Glossary

PXI-8170 Series User Manual

Glossary-6

www.ni.com

RMS

Root mean squared. See g

RMS

.

RTC

Real Time Clock; an electronic circuit that maintains the time of day, and
can also provide timing signals for timesharing operations

S

s

seconds

slave

A functional part of a PXI device that detects data transfer cycles initiated
by a PXI bus master and responds to the transfers when the address
specifies one of the device’s registers

SO-DIMM

Small Outline Dual In-line Memory Module

SRAM

Static RAM; a memory chip that requires power to hold its content. It does
not require refresh circuitry as a dynamic RAM chip, but it does take up
more space and uses more power.

ST

Start Trigger

Star Trigger Slot

This slot is located at Slot 2 in a PXI mainframe and has a dedicated trigger
line between each peripheral slot. This slot would be used for a module
with ST functionality that can provide individual triggers to all other
peripherals.

U

USB

Universal Serial Bus

V

V

Volts

VGA

Video Graphics Array; the minimum video display standard for all PCs

W

W

Watts

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