© National Instruments Corporation G-1 NI ExpressCard MXI Series User Manual
Glossary
Symbol Prefix Value
nnano10
–9
μmicro 10–6
m milli 10–3
k k ilo 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 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).