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JANUS? 2020 Hand-Held Computer (4MB) - Intermec

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<strong>JANUS</strong> <strong>2020</strong> <strong>Hand</strong>-<strong>Held</strong> <strong>Computer</strong> User’s Manual (<strong>4MB</strong>)<br />

G-18<br />

number pad<br />

A set of keys on the reader that allows you to move the cursor around the<br />

screen and to type numbers and mathematical symbols. The reader’s number<br />

pad is designed to work like the number pad on a regular PC keyboard.<br />

One-Shot mode<br />

See Scanner mode.<br />

optical serial port<br />

The reader’s COM1 is an optical serial port. You can communicate through<br />

COM1 using a communications dock, optical link adapter, or another reader if<br />

you align the two readers’ receive and transmit signals on their optical serial<br />

ports.<br />

PAK<br />

Program Acknowledgment character. Sent from the reader when the received<br />

IRL program compiles with no errors.<br />

parameter<br />

See configuration command.<br />

parity<br />

A system for encoding characters with odd or even bar code patterns. Parity<br />

provides a self-checking feature in bar codes and other data transmission<br />

techniques. Even parity characters have an odd number of binary ones in their<br />

structure.<br />

PC card<br />

A PC card is similar to a floppy disk. You can use Type I or II memory PC<br />

cards and Type II expansion PC cards. Memory cards provide additional disk<br />

storage space, not more executable conventional memory. Expansion cards<br />

(also called I/O cards) allow you to connect the reader to I/O devices. PC cards<br />

were previously called PCMCIA cards.<br />

PCMCIA<br />

Personal <strong>Computer</strong> Memory Card International Association. This group of<br />

manufacturers has defined a set of hardware and software standards for<br />

memory and expansion PC cards that are available for personal computers.

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