© National Instruments Corporation G-1 MXI-Express (x1) for PXI Express Series User Manual
Glossary
Symbol Prefix Value
nnano10
–9
μmicro 10–6
m milli 10–3
k kilo 103
Mmega10
6

Symbols

° Degrees
≥Equal or greater than
≤Equal or less than
% Percent

B

bus the group of conductors that interconnect individual circuitry in a computer.
Typically, a bus is the expansion vehicle to which I/O or other devices are
connected. Examples of PC buses are the PCI, PCI Express, ATbus,
NuBus, Micro Channel, and EISA bus.
bus master a type of a plug-in board or controller with the ability to read and write
devices on the computer bus

C

CCelsius
clock hardware component that controls timing for reading from or writing to
groups
counter/timer a circuit that counts external pulses or clock pulses (timing)