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Commodore bus

The Commodore serial bus (IEC Bus), is Commodore's interface for primarily magnetic disk data storage and printers for Commodore 8-bit home computers: VIC-20, Commodore 64, Commodore 128, Plus/4, Commodore 16, and Commodore 65.

History, Description and history & Host implementation

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Key facts & relationships

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Bitrate
3.2–41.6 kbit/s
Connector
DIN connector
Daisy chain
Yes, up to 31 devices
Data signal
Yes
Designed
1980; 46 years ago (1980)
Designer
Commodore International

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Overview

Description and history

Protocol description

Host implementation

Advanced semantic analysis

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Map overview Semantic statistics

Commodore bus

Nodes28
Edges27
Triples25
Avg. degree1.93
Density0.071429
Components1

How this topic connects Entity context

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Commodore bus

Top relations

related to Device numbering · 2
Commodore bus → Commodore, Device
Bitrate · 1
Commodore bus → 3.2–41.6 kbit/s
Connector · 1
Commodore bus → DIN connector
Daisy chain · 1
Commodore bus → Yes, up to 31 devices
Data signal · 1
Commodore bus → Yes
Designed · 1
Commodore bus → 1980; 46 years ago (1980)
Designer · 1
Commodore bus → Commodore International
External · 1
Commodore bus → Yes
Hot pluggable · 1
Commodore bus → No
Length · 1
Commodore bus → 1.8 meters maximum

Important terminology Word statistics

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Important terminology

line data true device commodore bus false clock talker host listener atn set 64 devices μs serial number signal interface

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Commodore busBitrate3.2–41.6 kbit/s1.00infobox
Commodore busConnectorDIN connector1.00infobox
Commodore busDaisy chainYes, up to 31 devices1.00infobox
Commodore busData signalYes1.00infobox
Commodore busDesigned1980; 46 years ago (1980)1.00infobox
Commodore busDesignerCommodore International1.00infobox
Commodore busExternalYes1.00infobox
Commodore busHot pluggableNo1.00infobox
Commodore busLength1.8 meters maximum1.00infobox
Commodore busManufacturerVarious1.00infobox
Commodore busMax. current3.2 mA1.00infobox
Commodore busMax. voltage5 V1.00infobox
Commodore busPin 1SRQ1.00infobox
Commodore busPin 2GND1.00infobox
Commodore busPin 3ATN1.00infobox
Commodore busPin 4CLK1.00infobox
Commodore busPin 5DATA1.00infobox
Commodore busPin 6RESET1.00infobox
Commodore busPins61.00infobox
Commodore busProduced1980–present1.00infobox
Commodore busProtocolSerial1.00infobox
Commodore busSignalOpen collector 5 V1.00infobox
Commodore busTypePeripheral bus1.00infobox

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    Min side: 3
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