Advantech SOM-6882 User Manual page 13

Advanced Configuration Power Interface – standard to implement power saving
ACPI
modes in PC-AT systems.
Basic Input Output System – firmware in PC-AT system that is used to initialize
BIOS
system components before handing control over to the operating system.
Controller-area network (CAN or CAN-bus) is a vehicle bus standard designed
CAN to allow microcontrollers to communicate with each other within a vehicle with-
out a host computer.
DDI Digital Display Interface – containing Display Port, HDMI/DVI, and SDVO.
Embedded Application Programmable Interface.
Software interface for COM Express
 System information
 Watchdog timer
EAPI
 I2C Bus
 Flat Panel brightness control
 User storage area
 GPIO
GbE Gigabit Ethernet
GPIO General purpose input output
Intel High Definition Audio (HD Audio) refers to the specification released by
HDA Intel in 2004 for delivering high definition audio that is capable of playing back
more channels at higher quality than AC'97.
Inter Integrated Circuit – 2 wire (clock and data) signaling scheme allowing
I2C communication between integrated circuit, primarily used to read and load reg-
ister values.
ME Management Engine
"Personal Computer – Advanced Technology" – an IBM trademark term used to
PC-AT
refer to Intel based personal computer in 1990s.
PEG PCI Express Graphics
Real Time Clock – battery backed circuit in PC-AT systems that keeps system
RTC
time and date as well as certain system setup parameters.
Serial Presence Detect – refers to serial EEPROM on DRAMs that has DRAM
SPD
Module configuration information.
Trusted Platform Module, chip to enhance the security features of a computer
TPM
system.
UEFI Unified Extensible Firmware Interface
WDT Watch Dog Timer
®
specific industrial function:
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