Hardware Reference Manual
Glossary
GFK-3022E
September 2021
Glossary
62
module configuration information.
SPI
Serial Peripheral Interface standard for a synchronous serial data bus with Master- Slave
devices.
Super I/O
An integrated circuit, typically interfaced via the LPC bus that provides legacy PC I/O
functions including PS2 keyboard and mouse ports, serial and parallel port (s) and a floppy
interface.
SVI2
Serial VID Interface Rev 2
VR
Voltage Regulator
TMDS
Adigital Transition Minimized Differential signaling protocol between the graphics
subsystem and display that is used for the DVI digital signals.
UMI
Unified Media interface between APU and FCH
VGA
PC-AT video graphics adapter standard defined by IBM.
VID
Voltage Identification
ʹ
#
ʹ
(hash) suffix to a signal name
Indicates an active low signal. The signal is either true when
it is at logic zero level (voltage close to 0 V) or the signal initiates actions on a high-to-low
transition.
ʹ
\
ʹ
(backslash) prefix to a signal name
Indicates an active low signal. The signal is either
true when it is at logic zero level (voltage close to 0 V) or the signal initiates actions on a high-
to-low transition.
