Intermec NORAND 600 - Manual (Page 71)

GLOSSARY
NORAND R 600 Series Industrial Mobile Computer User’s Guide Glossary-3
Network
A computer data communications system which
interconnects computer systems at various sites.
NMSD
NORAND Mobile Systems Division of Intermec
Technologies Corporation.
Norand R R Utilities
A program that provides the basic functions needed to
prepare the computer for use, including program load and
data communications.
Port
The physical hardware communication port.
Protocol
A formal description of message formats and the rules
computers must follow to exchange those messages.
RAM (Random Access Memory)
Dynamic memory, sometimes known as main memory or
core.
RS-232 C (Recommended Standard 232)
An Electronic Industries Association standard interface
between data terminal equipment (DTE) and data
circuit-terminating equipment (DCE) with serial binary
data interchange.
RS-485
An Electonics Industry Association (EIA) standard for
multipoint communications. The typical use for RS-485 is a
single PC connected to several addressable devices that
share the same cable. You can think of RS-485 as a
“party-lined” communications system.
SanDisk
A brand of flash memory card.
Serial Interface
An interface in which the terminal or computer sends single
bits of information to the other device, one after another.