Siemens SIMATIC IPC327G - Page 85

List of abbreviations
C.1 Abbreviations
SIMATIC IPC327G
Operating Instructions, 09/2021, A5E51366275-AA
85
PCIe
Peripheral Component Intercon-
nect express
High-speed serial, differential full-duplex PtP
interface with high data rate.
PG
Programming device
POST
Power On Self Test
PXE
Preboot Execution Environment
Software for running new PCs without hard disk
data via the network
RAID
Redundant Array of Independent
Disks
Redundant hard disk array
RAL
Restricted Access Location
RAM
Random Access Memory
RI
Ring Input
Incoming call
ROM
Read-Only Memory
RS 485
Reconciliation Sublayer 485
Bidirectional bus system
RTC
Real Time Clock
Real-time clock
RTS
Request to send
Request to send
RxD
Receive Data
Data transfer signal
SATA
Serial Advanced Technology At-
tachment
SCU
Setup Configuration Utility
SELV
Safety Extra Low Voltage
Safety extra low voltage
SMART
Self Monitoring Analysis and Re-
porting Technology
Hard disk error diagnostics program
SRAM
Static Random Access Memory
Static RAM
SSD
Solid State Drive
TFT
Thin-Film-Transistor
TxD
Transmit Data
Data transfer signal
UEFI
Unified Extensible Firmware In-
terface
UL
Underwriters Laboratories Inc.
US organization for testing and certification ac-
cording to national or binational standards.
USB
Universal Serial Bus
VDE
Verband der Elektrotechnik, El-
ektronik und Informationstechnik
e.V (Association for Electrical,
Electronic and Information Tech-
nologies)
VT
Virtualization Technology
Intel technology which provides a virtual, closed
environment.
VT-d
Virtualization Technology for
Directed I/O
Enables the direct assignment of a device (e.g.
network adapter) to a virtual device.
WD
Watchdog
Program monitoring with error detection and
alarming.