SBus
E199225
SBus is a computer bus architecture developed by Sun Microsystems for connecting peripherals and expansion cards in its workstation and server systems.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SBus canonical | 1 |
| SBus (on some later models) | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
computer bus architecture
ⓘ
expansion bus ⓘ |
| addressingModel | memory-mapped addressing ⓘ |
| addressSpaceWidth | 32-bit ⓘ |
| bitWidth | 32-bit ⓘ |
| busType |
memory-mapped I/O bus
ⓘ
synchronous bus ⓘ |
| dataPathWidth | 32-bit ⓘ |
| definedIn | IEEE 1496-1993 ⓘ |
| designedFor | SPARC-based systems ⓘ |
| developer | Sun Microsystems ⓘ |
| endianness | big-endian ⓘ |
| hasConfigurationMechanism | FCode-based firmware ⓘ |
| hasFeature |
auto-configuration via OpenBoot PROM
ⓘ
device tree enumeration ⓘ |
| hasPhysicalLayer | board-level parallel bus ⓘ |
| introducedIn | 1989 ⓘ |
| introducedInDecade | 1980s ⓘ |
| marketedBy | Sun Microsystems ⓘ |
| maxSlotsPerSystem |
4
ⓘ
6 ⓘ |
| optimizedFor |
server workloads
ⓘ
workstation workloads ⓘ |
| partOf |
SPARCstation
ⓘ
surface form:
SPARCstation architecture
SPARC microprocessor architecture ⓘ
surface form:
Sun SPARCserver architecture
|
| purpose |
connecting expansion cards
ⓘ
connecting peripherals ⓘ |
| replacedBy |
Peripheral Component Interconnect
ⓘ
surface form:
PCI
PCI Express ⓘ PCI-X ⓘ |
| slotFormFactor | in-board connector ⓘ |
| standardizedBy |
Institute of Electrical and Electronics Engineers
ⓘ
surface form:
IEEE
|
| status | obsolete ⓘ |
| successorStandard | PCI bus ⓘ |
| supports |
DMA
ⓘ
I/O controllers ⓘ bus mastering ⓘ disk controllers ⓘ graphics adapters ⓘ plug-in network interface cards ⓘ |
| supportsClockFrequenciesUpTo | 25 MHz ⓘ |
| transferMode |
burst transfer
ⓘ
single-word transfer ⓘ |
| usedIn |
Sun Microsystems servers
ⓘ
Sun Microsystems workstations ⓘ |
| usedWithOperatingSystem |
Solaris operating system
ⓘ
surface form:
Solaris
SunOS ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
SBus (on some later models)