Advantech SOM-5991, Руководство пользователя

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3 SOM-5991 User Manual
Chapter 1
G
eneral
Information
Table 1.1: Acronyms
Term Define
AC’97 Audio CODEC (Coder-Decoder)
ACPI
Advanced Configuration Power Interface – standard to implement
power saving modes in PC-AT systems
BIOS
Basic Input Output System – firmware in PC-AT system that is
used to initialize system components before handing control over
to the operating system
CAN
Controller-area network (CAN or CAN-bus) is a vehicle bus stan-
dard designed to allow microcontrollers to communicate with each
other within a vehicle without a host computer
DDI
Digital Display Interface – containing DisplayPort, HDMI/DVI, and
SDVO
EAPI
Embedded Application Programmable Interface
Software interface for COM Express® specific industrial function
 System information
 Watchdog timer
 I2C Bus
 Flat Panel brightness control
 User storage area
 GPIO
GbE Gigabit Ethernet
GPIO General purpose input output
HDA
Intel High Definition Audio (HD Audio) refers to the specification
released by Intel in 2004 for delivering high definition audio that is
capable of playing back more channels at higher quality than
AC’97
I2C
Inter Integrated Circuit – 2 wire (clock and data) signaling scheme
allowing communication between integrated circuit, primarily used
to read and load register values
ME Management Engine
PC-AT
“Personal Computer – Advanced Technology” – an IBM trademark
term used to refer to Intel based personal computer in 1990s
PEG PCI Express Graphics
RTC
Real Time Clock – battery backed circuit in PC-AT systems that
keeps system time and date as well as certain system setup
parameters
SPD
Serial Presence Detect – refers to serial EEPROM on DRAMs that
has DRAM Module configuration information
TPM
Trusted Platform Module, chip to enhance the security features of a
computer system
UEFI Unified Extensible Firmware Interface
WDT Watch Dog Timer