Motorola MVME1603, Инструкция по установке и эксплуатации

Страница: 207 / 222

Glossary
GL-3
G
L
O
S
S
A
R
Y
CODEC
COder/DECoder
Color Difference (CD)
The signals of (R-Y) and (B-Y) without the luminance (-Y) signal.
The Green signals (G-Y) can be extracted by these two signals.
Composite Video Signal (CVS/CVBS)
Signal that carries video picture information for color, brightness
and synchronizing signals for both horizontal and vertical scans.
Sometimes referred to as “Baseband Video”.
cpi
characters per inch
cpl
characters per line
CPU
Central Processing Unit. The master computer unit in a system.
DCE
Data Circuit-terminating Equipment.
DLL
Dynamic Link Library. A set of functions that are linked to the
referencing program at the time it is loaded into memory.
DMA
Direct Memory Access. A method by which a device may read or
write to memory directly without processor intervention. DMA is
typically used by block I/O devices.
DOS
Disk Operating System
dpi
dots per inch
DRAM
Dynamic Random Access Memory. A memory technology that is
characterized by extremely high density, low power, and low cost.
It must be more or less continuously refreshed to avoid loss of
data.
DTE
Data Terminal Equipment.
ECC
Error Correction Code
ECP
Extended Capability Port
EEPROM
Electrically Erasable Programmable Read-Only Memory. A
memory storage device that can be written repeatedly with no
special erasure fixture. EEPROMs do not lose their contents when
they are powered down.
EISA (bus)
Extended Industry Standard Architecture (bus) (IBM). An
architectural system using a 32-bit bus that allows data to be
transferred between peripherals in 32-bit chunks instead of the 16-