Epson EPL-5900L Reference Manual page 191

Glossary
ASCII
American Standard Code for Information Interchange. A standardized way of
assigning codes to characters and control codes. The system is widely used by
manufacturers of computers, printers, and software.
buffer
See memory.
cpi (characters per inch)
A measure of the size of fixed-width text characters.
default
A value or setting that takes effect when the printer is turned on, reset, or
initialized.
developer cartridge
A component of the printer that contains the toner that creates the printed image
on paper.
dots per inch (dpi)
The number of dots per inch is a measure of printer resolution. The higher the
number of dots, the higher the resolution.
dpi
See dots per inch (dpi).
driver
The part of a software program that converts commands from the program into
commands used by the printer. Also known as the printer driver.
font
A set of characters and symbols that share a common typographic design and
style.
halftone
A grayscale image that is composed of small dots. The dots can be close together
to create black or more widely spaced to create gray or white areas in the image.
Newspaper photographs are common examples of halftones.
initialization
The act of returning the printer to its defaults (fixed set of conditions).
interface
The connection between the printer and the computer. A parallel interface
transmits data one character or code at a time, and a USB interface transmits data
one bit at a time.
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Glossary