![background image](http://html1.mh-extra.com/html/tq/tqma65-series/tqma65-series_user-manual_1146509036.webp)
Preliminary User's Manual l TQMa65xx UM 0001 l © 2021, TQ-Systems GmbH
Page 31
Acronyms and definitions (continued)
Acronyms (continued)
Acronym
Meaning
PCB
Printed Circuit Board
PCIe
Peripheral Component Interconnect Express
PCMCIA
People Can't Memorize Computer Industry Acronyms
PMIC
Power Management Integrated Circuit
POST
Power-On Self Test
PWM
Pulse-Width Modulation
PWP
Permanent Write Protected
QSPI
Quad Serial Peripheral Interface
REACH
®
Registration, Evaluation, Authorisation (and restriction of) Chemicals
RGMII
Reduced Gigabit Media Independent Interface
RoHS
Restriction of (the use of certain) Hazardous Substances
ROM
Read-Only Memory
RTC
Real-Time Clock
RWP
Reversible Write Protected
SDRAM
Synchronous Dynamic Random Access Memory
SPI
Serial Peripheral Interface
STEP
Standard for Exchange of Products
SVHC
Substances of Very High Concern
TBD
To Be Determined
UART
Universal Asynchronous Receiver/Transmitter
UM
User's Manual
USB
Universal Serial Bus
WEEE
®
Waste Electrical and Electronic Equipment
WP
Write-Protection