Epson 5000/5500 - Manual (Page 144)

Glossary
The following definitions apply specifically to printers.
application program
A software program that helps you carry out a particular task, such
as word processing or financial planning.
ASCII
American Standard Code for Information Interchange. A
standardized coding system for assigning numerical codes to letters
and symbols.
bidirectional printing
Printing in which the print head goes from left to right only on
every other line. On the other lines, it goes from right to left. This
increases the speed of printing because the head prints in both
directions.
bit
A binary digit (0 or 1), which is the smallest unit of information
used by a printer or computer.
buffer
The portion of the printer’s memory used to store data before
printing it.
byte
A
unit of information consisting of eight bits.
character set
A
collection of letters, numbers, and symbols.
Glossary GL-1