GLOSSARY GL-3
Small switches used to set up or adjust equipment.
Dual Universal Asynchronous Receiver-Transmitter is a device which provides two RS-232C input/output interfaces (channels).

Glossary

 

example, any equipment at which a

 

communication path begins or ends such as

 

printers, data terminals, and computers.

Dual In-line Package

A device on which an integrated circuit or other

 

small components are mounted. It provides a

 

protective casing for the components and pin

 

connections for plugging the chip in a circuit

 

board.

Dual In-line Package switch(es)

DUART

environment

1. A set of strings, distinct from the arguments,

 

made available to a process when it executes

 

[1] a file; the environment is usually inherited

 

across exec(2) operations.

 

2. A specific environment [2] maintained by the

 

shell.

 

3. A nebulously identified way of doing things,

 

as in “interactive environment”: a deprecated

 

usage, not always expunged from these

 

manuals.

error

Occurs when a hardware or software condition

 

prevents the successful execution of a system or a

 

user process.

error message

A message sent from the system to the system

 

console when an error occurs.

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AT&T IPC-1600 manual Duart