Matrix Orbital LK202-25 Legacy User Manual
Page 34
LK202-25 rev 3
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LCD
Liquid Crystal Display
Module Type
Value
This refers to the model number of the module.
Pixel
The smallest individually controllable element of a display.
Pre-Generated
Fonts
Pre-determined fonts which can be downloaded into graphic liquid crystal
displays.
Primitive
A low-level object or operation from which higher-level, more complex objects and
operations can be constructed. In graphics, primitives are basic elements, such
as lines, curves, and polygons, which you can combine to create more complex
graphical images
RS-232
Short for recommended standard-232C, a standard interface approved by the
Electronic Industries Association (EIA) for connecting serial devices.
Scroll
To view consecutive lines of data on the display screen. The term scroll means
that once the screen is full, each new line appears at the bottom edge of the
screen and all other lines move up one position.
Serial Number
A number that is one of a series and is used for identification of the module
Serial Port
A port, or interface, that can be used for serial communication, in which only 1 bit
is transmitted at a time.
Version
Number
This refers to the firmware revision number of the module.
Volatile
Memory
Temporary memory. Once the power supply is turned off volatile memory is then
erased.