MIDI
A standardized musical instrument interface used by many musical instruments.
MICROSECOND (US)
One millionth of second (1/1,000,000).
MILLISECOND (MS)
One thousandth of second (1/1,000).
MINTERM
One of eight possible logical combinations of data bits from three different data sources.
MODULO
A number defining which data in memory belongs on each horizontal line of the display.
Refers to the number of bytes in memory between the last word on one horizontal line
and the beginning of the first word on the next line.
MOUSE
A controller device that can be rolled around to move something on the screen; also has
buttons to give other forms of input.
MULTITASKING
A system in which many tasks can be operating at the same time, with no task forced to
be aware of any other task.
NANOSECOND (NS)
One billionth of a second (1/1,000,000,000).
NON-INTERLACED MODE
A display mode in which 200 lines are displayed from top to bottom of the video display in
a normal-sized display.
NTSC
National Television Standards Committee specification for composite video. The base
Amiga crystal frequency for NTSC is 28.63636 Mhz.
OVERSCAN
Area scanned by the video beam but not visible on the video display screen.
PADDLE CONTROLLER
A game controller that uses a potentiometer (variable resistor) to position objects on the
screen.
PAL
A European television standard similar to (but incompatible with) NTSC. Stands for "Phase
Alternate Line." The base Amiga crystal frequency for PAL is 28.37516 Mhz.
PARALLEL PORT
A connector on the back of the Amiga that is used to attach parallel printers and other
parallel add-ons.
PAULA
One of the three main Amiga custom chips. Contains audio, disk, and interrupt circuitry.
- Glossary 369 -
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