PDP-9
E704365
The PDP-9 was a 1960s 18-bit minicomputer from Digital Equipment Corporation that introduced advanced features and improved performance over its predecessors in the PDP series.
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
PDP computer
ⓘ
minicomputer ⓘ |
| addressSpace | 4K to 32K words ⓘ |
| architecture | 18-bit architecture ⓘ |
| busWidth | 18-bit data paths ⓘ |
| consoleType |
optional CRT display
ⓘ
teletypewriter console ⓘ |
| cpuTechnology | discrete transistor logic ⓘ |
| decadeOfIntroduction | 1960s ⓘ |
| family | DEC 18-bit family NERFINISHED ⓘ |
| formFactor | rack-mounted ⓘ |
| instructionSetCompatibility | PDP-7 compatible ⓘ |
| introductionDate | 1966 ⓘ |
| logicFamily | DEC System Module logic NERFINISHED ⓘ |
| manufacturer | Digital Equipment Corporation NERFINISHED ⓘ |
| marketSegment |
industrial control
ⓘ
laboratory automation ⓘ scientific computing ⓘ |
| maxMemorySize | 32K words ⓘ |
| memoryType | magnetic core memory ⓘ |
| notableFeature |
enhanced instruction set over PDP-7
ⓘ
hardware multiply-divide option ⓘ improved performance over PDP-7 ⓘ memory protection options ⓘ microprogrammed control ⓘ |
| numericRepresentation | two’s complement ⓘ |
| operatingSystem |
DECsys-9
NERFINISHED
ⓘ
DIAL NERFINISHED ⓘ FOCAL-9 NERFINISHED ⓘ |
| powerRequirement | mains-powered, rack-mounted system ⓘ |
| predecessor | PDP-7 NERFINISHED ⓘ |
| primaryInputOutput |
disk storage (optional)
ⓘ
magnetic tape (optional) ⓘ paper tape ⓘ |
| relatedTo |
PDP-15
NERFINISHED
ⓘ
PDP-4 NERFINISHED ⓘ PDP-7 NERFINISHED ⓘ |
| series | PDP series NERFINISHED ⓘ |
| successor | PDP-15 NERFINISHED ⓘ |
| supportsFloatingPoint | optional hardware ⓘ |
| supportsIndexRegisters | yes ⓘ |
| supportsTimeSharing | yes ⓘ |
| usageRegion |
Europe
NERFINISHED
ⓘ
North America NERFINISHED ⓘ academic institutions ⓘ industrial sites ⓘ research laboratories ⓘ |
| vendor | Digital Equipment Corporation NERFINISHED ⓘ |
| wordFormat | one sign bit and 17 magnitude bits ⓘ |
| wordLengthInBits | 18 ⓘ |
| wordSize | 18-bit ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.