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Commodore 1571

The Commodore 1571 is Commodore's high-end 5¼" floppy disk drive, announced in the summer of 1985. With its double-sided drive mechanism, it has the ability to use double-sided, double-density (DS/DD) floppy disks, storing a total of 360 kB per floppy. It also implemented a "burst mode" that improved transfer speeds, helping address the very slow…

Release and features, Disk format & Technical design

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Backward compatibility
Commodore 64, Commodore 128
Connectivity
Commodore proprietary serial IEEE-488 5200 bytes/s
CPU
MOS 6502 @ 2 MHz, WD1770
Discontinued
1993; 33 years ago (1993)
Introductory price
US$300 (1985) equivalent to $900 in 2025
Manufacturer
Commodore Business Machines, Inc.

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Overview

Release and features

Technical design

Disk format

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Map overview Semantic statistics

Commodore 1571

Nodes57
Edges56
Triples20
Avg. degree1.96
Density0.035088
Components1

How this topic connects Entity context

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Commodore 1571

Top relations

Backward compatibility · 1
Commodore 1571 → Commodore 64, Commodore 128
Connectivity · 1
Commodore 1571 → Commodore proprietary serial IEEE-488 5200 bytes/s
CPU · 1
Commodore 1571 → MOS 6502 @ 2 MHz, WD1770
Discontinued · 1
Commodore 1571 → 1993; 33 years ago (1993)
Introductory price · 1
Commodore 1571 → US$300 (1985) equivalent to $900 in 2025
Manufacturer · 1
Commodore 1571 → Commodore Business Machines, Inc.
Media · 1
Commodore 1571 → 5¼" floppy disk DS DD using GCR or MFM
Memory · 1
Commodore 1571 → 2 kB RAM 32 kB ROM
Operating system · 1
Commodore 1571 → CBM DOS 3.0 (128D uses v3.1)
Predecessor · 1
Commodore 1571 → Commodore 1570

Important terminology Word statistics

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Important terminology

1571 commodore drive disk 1541 disks read kb format mfm drives mode could use used c128 would also floppy data

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Commodore 1571Backward compatibilityCommodore 64, Commodore 1281.00infobox
Commodore 1571ConnectivityCommodore proprietary serial IEEE-488 5200 bytes/s1.00infobox
Commodore 1571CPUMOS 6502 @ 2 MHz, WD17701.00infobox
Commodore 1571Discontinued1993; 33 years ago (1993)1.00infobox
Commodore 1571Introductory priceUS$300 (1985) equivalent to $900 in 20251.00infobox
Commodore 1571ManufacturerCommodore Business Machines, Inc.1.00infobox
Commodore 1571Media5¼" floppy disk DS DD using GCR or MFM1.00infobox
Commodore 1571Memory2 kB RAM 32 kB ROM1.00infobox
Commodore 1571Operating systemCBM DOS 3.0 (128D uses v3.1)1.00infobox
Commodore 1571PredecessorCommodore 15701.00infobox
Commodore 1571Released1985; 41 years ago (1985)1.00infobox
Commodore 1571Storage350-410 kB (GCR and MFM)1.00infobox
Commodore 1571SuccessorCommodore 15811.00infobox
Commodore 1571TypeFloppy drive1.00infobox

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