SIMATIC IPC277E
Operating Instructions, 11/2019, A5E35783335-AE
143
List of abbreviations
C
AC
Alternating current
Alternating current
ACPI
Advanced Configuration and
Power Interface
AHCI
Advanced Host Controller Inter-
face
Standardized controller interface for SATA de-
vices. This is supported in Microsoft Win-
dows XP as of SP1 and IAA driver.
APIC
Advanced Programmable Inter-
rupt Controller
AT
Advanced Technology
ATA
Advanced Technology Attach-
ment
AWG
American Wire Gauge
Unit of measurement for wire diameter. Used in
North America and Canada.
BIOS
Basic Input Output System
CAN
Controller Area Network
CD-ROM Compact Disc – Read Only
Memory
CE
Communauté Européenne
CF
CompactFlash
CMOS Complementary Metal Oxide
Semiconductors
COA
Certificate of authentication
COM
Communications Port
Term for the serial interface
CPU
Central Processing Unit
CPU
CSA
Canadian Standards Association Canadian organization for tests and certifica-
tions according to national or binational stand-
ards
CTS
Clear To Send
Clear to send
DC
Direct Current
DC current
DCD
Data Carrier Detect
Data carrier signal detection
DMA
Direct Memory Access
DOS
Disk Operating System
DP
DisplayPort
DQS
Deutsche Gesellschaft zur Zerti-
fizierung von Qualitätsmanage-
ment mBH