PK202-25 Matrix Orbital, PK202-25 Datasheet - Page 48

• Manufacturer Part Number: PK202-25
• Description: LCD Character Display Modules Black Background Yel/Grn Text
• Manufacturer: Matrix Orbital
• Series: PK202-25r

Specifications of PK202-25

• Character Count X Line: 20 x 2
• Module Size (w X H X T): 116 mm x 37 mm x 25.73 mm
• Background Color: Black
• Backlight Type: LED Yellow / Green
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Matrix Orbital
ASCII
Backlight
Binary Number
Bit
Bitmap
Byte
CCFL
Configuration
Contrast
Controller
DB-9
Firmware
Font
Font Metric
American Standard Code for Information Interchange.
A 7 bit binary code representing the English alpha-
bet, decimal numbers and common punctuation marks.
Also includes control characters such as carriage re-
turn or end of text. An 8 bit superset of the standard
ASCII codes is often used today to include foreign
characters and other symbols. These supersets are of-
ten called extended ASCII character sets.
A backlit display is illuminated from behind to provide
nighttime and improved daytime readability.
The (data and signaling) bit transmission rate of an RS-
232 device.
A number written using binary notation which only
uses zeros and ones.
A representation, consisting of rows and columns of
dots, of a graphics image in computer memory. The
value of each dot (whether it is filled in or not) is stored
in one or more bits of data.
A grouping of eight binary bits
Cold Cathode Fluorescent Lamp. A high brightness
backlighting source consists of a fluorescent tube pow-
ered by a high voltage A.C. source.
The way a system is set up, or the assortment of com-
ponents that make up the system. Configuration can
refer to either hardware or software, or the combina-
tion of both.
The ratio of luminance between the light state of the
display to the dark state of the display.
The micro-controller or PC used to control the Matrix
Orbital display unit.
The designation of a connector used in the RS-232 in-
terface: 9 pin connector
Software (programs or data) that has been written onto
read-only memory (ROM). Firmware is a combina-
tion of software and hardware. ROMs, PROMs and
EPROMs and flash EEPROMs that have data or pro-
grams recorded on them are firmware.
A design for a set of characters. A font is the combina-
tion of typeface and other qualities, such as size, pitch,
and spacing.
A definition of where font is to be placed, such as mar-
gins and spacing between characters and lines.
PK202-25
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