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Glossary
©
National Instruments Corporation
G-7
6711/6713/6715 User Manual
O
OUT
output pin—a counter output pin where the counter can generate various
TTL pulse waveforms
P
PCI
Peripheral Component Interconnect—a high-performance expansion bus
architecture originally developed by Intel to replace ISA and EISA. It is
achieving widespread acceptance as a standard for PCs and work-stations;
it offers a theoretical maximum transfer rate of 132 MB/s.
PFI
Programmable Function Input
PFI3/GPCTR1_
SOURCE
PFI3/general purpose counter 1 source
PFI4/GPCTR1_GATE
PFI4/general-purpose counter 1 gate
PFI5/UPDATE*
PFI5/update
PFI6/WFTRIG
PFI6/waveform trigger
PFI8/GPCTR0_
SOURCE
PFI8/general-purpose counter 0 source
PFI9/GPCTR0_GATE
PFI9/general-purpose counter 0 gate
PGIA
Programmable Gain Instrumentation Amplifier
port
(1) a communications connection on a computer or a remote controller
(2) a digital port, consisting of four or eight lines of digital input and/or
output
ppm
parts per million
pu
pull-up
R
RAM
random access memory
rms
root mean square
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