Glossary–7
M
monospaced
See font, monospaced.
N
NLQ
Abbrev. for near letter quality.
NVRAM
Abbrev. for nonvolatile random-access memory. A type of RAM
in which stored data are not lost when the power is interrupted or
turned off. A battery supplies power to NVRAM when the system
does not. Unlike ROM (another type of nonvolatile memory), the
contents of NVRAM can be altered.
See also RAM and ROM.
O
OCR
Abbrev. for optical character recognition. A process by which a
machine can “read” characters printed in a special standardized
font. Data are read by a photoelectric optical scanner and can be
recorded on magnetic tape or disk. OCR-A and OCR-B are two
widely used OCR fonts.
P
parity (check)
Parity checking is the addition of non-data bits to data, resulting
in the number of bits that are set to a “1” being either always even
or always odd. Parity is used to detect data errors.
PCBA
Abbrev. for printed circuit board assembly.
pica
A name indicating a monospaced font with a pitch of 10 cpi (and
usually 12 points in height). Pica is also used in typography as a
unit of measurement equal to 1/6 inch
.
pitch
The number of text characters printed per horizontal inch.
Specified in characters per inch (cpi).
See also cpi.
Содержание P9212
Страница 1: ...P9212 Line Matrix Printer Setup Guide R...
Страница 2: ......
Страница 3: ...P9212 Line Matrix Printer Setup Guide R P N 134621 001 Rev C...
Страница 42: ...2 24 Setting Up the Printer...
Страница 124: ...4 14 Printer Interfaces...
Страница 144: ...5 20 Routine Service and Diagnostics...
Страница 166: ...6 22 RibbonMinder Enable Disable ENABLE printer action Command SFCC r E DISABLE printer action Command SFCC r D...
Страница 174: ...A 8 Printer Specifications...
Страница 175: ...B 1 Line Matrix Printing B A Quick Look at Line Matrix Printing Contents Character Formation B 2 Printing Speed B 4...
Страница 180: ...C 2 ASCII Character Set...
Страница 186: ...D 6 Predefined Configuration Values...
Страница 204: ...Index 8...
Страница 205: ......