Hardware Reference Manual
Glossary
GFK-3022E
September 2021
Glossary
60
EEPROM
Electrically Erasable Programmable Read-Only Memory
EMI/EMC
Electromagnetic Immunity/Compatibility
ETI
Event Time Indicator
EU
European Union
Extended Module
COM Express 155 x 110 mm (6.1 x 4.3 in) module form factor.
FCC
Federal Communication Commission (USA)
FR4
A type of fiber-glass laminate commonly used for printed circuit boards.
Gb
Gigabit
GbE
Gigabit Ethernet
GT
Giga Transfers I/O
HDCP
High-bandwidth Digital Content Protection
Hexadecimal values (base 16)
Represented as digits followed by
ʹ
h
ʹ
(for example:
0Ch).
Hexadecimal values (base 16)
Represented as digits preceded by
ʹ
H
ʹ
(for example: H0C).
Hexadecimal values (base 16)
Represented as digits preceded by
ʹ
$
ʹ
(for example:
$0C).
I2C
Two-wire (clock and data) signaling scheme allowing communication between integrated
circuits, primarily used to read and load register values.
IDE
A parallel Integrated Device Electronics interface for hard disk drives (also known as PATA).
Italics
(Sometimes in blue color) emphasizes words in text or documentation, or chapter titles
or web addresses if underlined.
Legacy Device
Relics from the PC-AT computer that are not in use in contemporary PC systems:
primarily the ISA bus, UART-based serial ports, parallel printer ports, PS-2 keyboards and mice.