User's Manual l TQMx50UC UM 0101 l © 2018 TQ-Group
Page 30
Table 13:
Acronyms (continued)
Acronym
Meaning
MMC
Multimedia Card
mSATA
Mini-SATA
MTBF
Mean operating Time Between Failures
N/A
Not Available
NC
Not Connected
O
Output
OD
Open drain output
OpROM
Option ROM
OS
Operating System
PC
Personal Computer
PCB
Printed Circuit Board
PCI
Peripheral Component Interconnect
PCIe
Peripheral Component Interconnect express
PCMCIA
People Can’t Memorize Computer Industry Acronyms
PD
Pull-Down
PICMG
®
PCI Industrial Computer Manufacturers Group
PU
Pull-Up
PWM
Pulse-Width Modulation
PWR
Power
RAM
Random Access Memory
RMA
Return Merchandise Authorization
RoHS
Restriction of (the use of certain) Hazardous Substances
RSVD
Reserved
RTC
Real-Time Clock
SATA
Serial ATA
SCU
System Control Unit
SD
Secure Digital
SD/MMC
Secure Digital Multimedia Card
SDRAM
Synchronous Dynamic Random Access Memory
SMB
System Management Bus
SO-DIMM
Small Outline Dual In-Line Memory Module
SPD
Serial Presence Detect
SPI
Serial Peripheral Interface
SPKR
Speaker
SSD
Solid-State Drive
TDM
Time-Division Multiplexing
TDP
Thermal Design Power
TPM
Trusted Platform Module
UART
Universal Asynchronous Receiver/Transmitter
uEFI
Unified Extensible Firmware Interface
USB
Universal Serial Bus
WDT
Watchdog Timer
WEEE
®
Waste Electrical and Electronic Equipment
WES
Microsoft
®
Windows
®
Embedded Standard
