Kontron AM4211 User Manual
Page 81
C-6
www.kontron.com
ROM
Read Only Memory. Also refers to option ROM or expansion ROM code used during POST to provide
services for specific controllers, such as boot capabilities.
RS-232
(Same as RS232). Recommended Standard 232.
RS232
(Same as RS-232). Recommended Standard 232.
RTC
Real Time Clock
RTM
Rear Transition Module
RTS
Request To Send
S0
ACPI OS System State 0. Indicates fully on operating state.
S5
ACPI OS System State 5. Indicates Soft Off operating state.
SBC
Single Board Computer
SBE
Single Bit Error
SCI
System Control Interrupt
SCL
Serial CLock
SDR
Sensor Data Record
SDRAM
Synchronous Dynamic Random Access Memory
SEC
Single-bit Error Correct
SEEPROM
Serial EEPROM
SEL
System Event Log
SERDES
SERializer/DESerializer. Pair of functional blocks commonly used in high speed communications.
These blocks convert data between serial data and parallel interfaces in each direction.
SERIRQ
Serial IRQ
SERR
System ERRor. A signal on the PCI bus that indicates a ‘fatal’ error on the bus.
SGMII
Serial Gigabit Media Independent Interface. Standard interface used to connect a Gigabit Ethernet
MAC-block to a PHY.
ShMC
Shelf Management Controller
SMB
(Same as SMBus/SMBUS). System Management Bus.
SMBIOS
System Management BIOS
SMBUS
(Same as SMB/SMBus). System Management Bus.
SMBus
(Same as SMB/SMBUS). System Management Bus.
SMI
System Management Interrupt
SMM
System Management Mode
SMP
Symmetric MultiProcessing. SMP systems allow any processor to work on any task no matter where the
data for that task are located in memory; with proper operating system support, SMP systems can
easily move tasks between processors to balance the workload efficiently.
SOL
Serial Over LAN
SONET
Synchronous Optical NETworking
SPD
Serial Presence Detect. A standardized way to automatically access information about a computer
memory module.
SPI
Serial Peripheral Interface
SSE2
Streaming SIMD Extension 2. SIMD is "Single Instruction, Multiple Data".
SSE3
Streaming SIMD Extension 3. SIMD is "Single Instruction, Multiple Data".
SSH
Secure SHell. A network protocol that allows data to be exchanged over a secure channel between two
computers.
TCLKA
Telecom CLocK A. AMC Clock Interface.
Acronyms
Descriptions