ix
Abbreviations
A
ampere
AC
alternating current
AT
advanced technology
(IBM PC)
BBS
Bulletin Board System
BCD
binary-coded decimal
BIOS
basic input/output system
bit
binary digit
bpi
bits per inch
bps
bits per second
BUU
BIOS Upgrade Utility
C
centigrade
Cache
high-speed buffer storage
CAM
constantly addressable memory
CAS
column address strobe
CD-ROM compact disk-ROM
CGA
Color Graphics Adapter
CGB
Color Graphics Board
CH
channel
clk
clock
cm
centimeter
CMOS
complementary metal oxide
semiconductor
COM
communication
CONT
contrast
CPU
central processing unit
CRT
cathode-ray tube
DAC
digital-to-analog converter
DC
direct current
DIP
dual in-line package
DLAB
Divisor Latch Address bit
DMA
direct memory access
DMAC
DMA controller
DOS
disk operating system
DRAM
dynamic RAM
DTE
data terminal equipment
ECC
error checking and correction
EDS
error detecting system
EGA
Enhanced Graphics Adapter
EPP
enhanced parallel port
EPROM
erasable and programmable
ROM
EVGA
Enhanced Video Graphics
Array
F
Fahrenheit
FAX
facsimile transmission
FCC
Federal Communications
Commission
FG
frame ground
FM
frequency modulation
Fn
Function
FRU
field-replaceable unit
GB
gigabyte
GND
ground
HDD
hard diskdrive
HEX
hexadecimal
HGA
Hercules Graphics Adapter
Hz
hertz
IC
integrated circuit
ID
identification
IDE
intelligent device electronics
IDTR
interrupt descriptor table
register
IMR
Interrupt Mask register
in.
inch
INTA
interrupt acknowledge
IPB
illustrated parts breakdown
IRR
Interrupt Request register
ISA
Industry Standard Architecture
ISR
In Service register
I/O
input/output
IPC
integrated peripheral controller