Honeywell DDP-516 minicomputer

E4677

The Honeywell DDP-516 minicomputer was a rugged, 16-bit computer from the 1960s widely used in real-time and military applications, notably serving as the hardware platform for the original ARPANET Interface Message Processors.

All labels observed (5)

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf minicomputer
applicationDomain command and control systems
communications switching
process control
architectureType 16-bit architecture
bitWidth 16-bit
category real-time minicomputer
controlFeature hardware interrupts for real-time response
controlType parallel, synchronous logic
countryOfOrigin United States
deploymentPeriod early 1970s
late 1960s
designFeature real-time interrupt capabilities
rugged construction
era 1960s
family Honeywell DDP series
hardwareRole Interface Message Processor platform
historicalSignificance one of the first computers used as a dedicated network processor
instructionSetType fixed-word instruction set
intendedUse military applications
real-time computing
interfaceRole interface between host computers and ARPANET
manufacturer Honeywell
marketedAs real-time data processor
memoryType core memory
notableFor supporting the first operational packet-switched network
notableProperty high reliability for real-time tasks
widely deployed in early computer networking research
notableUse ARPANET Interface Message Processor hardware platform
operatingEnvironment harsh environments
packaging cabinet-mounted system
powerRequirement suitable for continuous operation
reliabilityFeature designed for 24/7 operation
roleInARPANET host interface and packet switching control
successorTo Honeywell DDP-116
linked to: Honeywell DDP-516
technologyGeneration second-generation minicomputer
usedAs embedded controller in larger systems
usedBy Bolt Beranek and Newman
U.S. Department of Defense projects
research institutions connected to ARPANET
usedFor packet-switching control in ARPANET
usedIn data acquisition
defense systems
early network research laboratories
industrial control
usedInNetwork ARPANET
wordLength 16 bits

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Interface Message Processor basedOn Honeywell DDP-516 minicomputer
IMP basedOn Honeywell DDP-516 minicomputer
IMP hardwarePlatform Honeywell DDP-516
linked to: Honeywell DDP-516 minicomputer
Honeywell DDP-516 family Honeywell DDP series
subject linked to: Honeywell DDP-516 minicomputer
linked to: Honeywell DDP-516 minicomputer
Honeywell DDP-516 category Honeywell computers
linked to: Honeywell DDP-516 minicomputer
ARPANET Interface Message Processor platform basedOn Honeywell DDP-516 minicomputer
NPL network hasPart Honeywell 516 computer
linked to: Honeywell DDP-516 minicomputer