Intermec Janus 2020 User Manual page 540

JANUS 2020 Hand-Held Computer User's Manual
number pad
A set of keys on the reader that allows you to move the cursor around the
screen and to type numbers and mathematical symbols. The reader's number
pad is designed to work like the number pad on a regular PC keyboard.
One-Shot mode
See Scanner mode.
optical serial port
The reader's COM1 is an optical serial port. You can communicate through
COM1 using a communications dock, optical link adapter, or another reader if
you align the two readers' receive and transmit signals on their optical serial
ports.
PAK
Program Acknowledgment character. Sent from the reader when the received
IRL program compiles with no errors.
parameter
See configuration command.
parity
A system for encoding characters with odd or even bar code patterns. Parity
provides a self-checking feature in bar codes and other data transmission
techniques. Even parity characters have an odd number of binary ones in their
structure.
PC card
A PC card is similar to a floppy disk. You can use Type I or II memory PC
cards and Type II expansion PC cards. Memory cards provide additional disk
storage space, not more executable conventional memory. Expansion cards
(also called I/O cards) allow you to connect the reader to I/O devices. PC cards
were previously called PCMCIA cards.
PCMCIA
Personal Computer Memory Card International Association. This group of
manufacturers has defined a set of hardware and software standards for
memory and expansion PC cards that are available for personal computers.
G-18