Glossary-8
microprocessor
A semiconductor central processing unit that is the principal
component of a microcomputer. Usually contained on a
single chip that includes an arithmetic logic unit, control
logic, and control-memory unit.
MIR
Medium Infrared. Using infrared technology Medium Infra-
red mode sends data at 1.152 Mbit/second (1,152,000 bits
per second).
MIDI
Musical Instrument Digital Interface. A standard serial bus,
digital interface designed to connect electronic musical de-
vices. MIDI has no innate sound of its own.
MMX
The latest design in multimedia processors for enhancing
audio, video, and other multimedia applications. Intel’s
MMX is a set of 57 instructions added to the Pentium’s
original design. the internal cache of the MMX processor is
doubled from 16 to 32 KB for enhanced performance.
These improvements in microprocessor design ensure ex-
pert-quality 3D graphics, high-quality motion video, and
stereo sound.
mode
A method of operation; for example, the Versa operates in
either normal or power-saving modes.
modem
MOdulator-DEModulator. A device that links computers
over a telephone line.