Commodore 1541 floppy disk drive
E528504
The Commodore 1541 floppy disk drive is a 5.25-inch disk storage device with its own built-in processor, widely used with the Commodore 64 home computer for loading, saving, and managing software and data.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Commodore 1540 disk drive | 1 |
| Commodore 1541 | 1 |
| Commodore 1541 disk drive | 1 |
| Commodore 1541 floppy disk drive canonical | 1 |
| Commodore 1541-II | 1 |
| Commodore 1541C | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5513682 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Commodore 1541 floppy disk drive Context triple: [Commodore 64, primaryStorage, Commodore 1541 floppy disk drive]
-
A.
Commodore Amiga 500
The Commodore Amiga 500 is a late-1980s home computer known for its advanced graphics and sound capabilities, making it popular for gaming, multimedia, and creative applications.
-
B.
Commodore Amiga 1000
The Commodore Amiga 1000 is the first model in Commodore's Amiga line of personal computers, notable for its advanced multimedia capabilities, multitasking operating system, and pioneering graphics and sound for a mid-1980s home computer.
-
C.
Commodore Amiga 2000
The Commodore Amiga 2000 is a late-1980s expandable personal computer known for its advanced multimedia capabilities, modular design, and popularity in video production and graphics work.
-
D.
Commodore Amiga 3000
The Commodore Amiga 3000 is a high-end early-1990s personal computer in the Amiga line, notable for its advanced multitasking operating system, powerful graphics and audio capabilities, and use in professional video and multimedia production.
-
E.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Commodore 1541 floppy disk drive Target entity description: The Commodore 1541 floppy disk drive is a 5.25-inch disk storage device with its own built-in processor, widely used with the Commodore 64 home computer for loading, saving, and managing software and data.
-
A.
Commodore Amiga 500
The Commodore Amiga 500 is a late-1980s home computer known for its advanced graphics and sound capabilities, making it popular for gaming, multimedia, and creative applications.
-
B.
Commodore Amiga 1000
The Commodore Amiga 1000 is the first model in Commodore's Amiga line of personal computers, notable for its advanced multimedia capabilities, multitasking operating system, and pioneering graphics and sound for a mid-1980s home computer.
-
C.
Commodore Amiga 2000
The Commodore Amiga 2000 is a late-1980s expandable personal computer known for its advanced multimedia capabilities, modular design, and popularity in video production and graphics work.
-
D.
Commodore Amiga 3000
The Commodore Amiga 3000 is a high-end early-1990s personal computer in the Amiga line, notable for its advanced multitasking operating system, powerful graphics and audio capabilities, and use in professional video and multimedia production.
-
E.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
computer peripheral
ⓘ
floppy disk drive ⓘ |
| associatedWith |
Commodore 64 software piracy scene
ⓘ
demoscene on Commodore 64 ⓘ |
| canExecute | drive-side code (custom routines on the 6502 CPU) ⓘ |
| compatibleWith |
Commodore 128
ⓘ
Commodore 64 ⓘ |
| designedFor | home computer market ⓘ |
| formFactor | external desktop drive ⓘ |
| hasCaseColor | beige ⓘ |
| hasCPUArchitecture | 8-bit ⓘ |
| hasDataEncoding | group coded recording ⓘ |
| hasDataTransferMethod | serial bit-banged protocol ⓘ |
| hasDriveMechanism | single read/write head ⓘ |
| hasDriveNumberRange | device numbers 8–11 (configurable by hardware modification) ⓘ |
| hasFeature |
front-loading disk slot with lever
ⓘ
half-height 5.25-inch mechanism ⓘ onboard RAM ⓘ serial daisy-chain ports ⓘ single-sided drive mechanism ⓘ |
| hasInterface | serial IEC bus ⓘ |
| hasLEDIndicator |
activity LED
ⓘ
power LED ⓘ |
| hasOperatingSystem | built-in disk operating system (DOS) in ROM ⓘ |
| hasProcessor | MOS Technology 6502 ⓘ |
| hasROM | disk operating system firmware ⓘ |
| hasStorageCapacity | approximately 170 KB per disk side ⓘ |
| hasStorageFormat | GCR encoding ⓘ |
| introducedInYear | 1982 ⓘ |
| manufacturer |
Commodore Business Machines
ⓘ
linked to:
Commodore International
|
| marketRegion | worldwide ⓘ |
| mediaType | 5.25-inch floppy disk ⓘ |
| notableFor |
slow default serial transfer speed
ⓘ
support for fast loader software ⓘ widespread use in Commodore 64 software distribution ⓘ |
| powerSupply | internal power supply ⓘ |
| predecessor | Commodore 1540 ⓘ |
| primaryUse |
loading software
ⓘ
managing programs and files ⓘ saving data ⓘ |
| successor |
Commodore 1541-II
ⓘ
linked to:
Commodore 1541 floppy disk drive
Commodore 1541C ⓘ
linked to:
Commodore 1541 floppy disk drive
|
| supportsTrackCount | 35 tracks per disk side (standard format) ⓘ |
| usedFor |
business and productivity data storage
ⓘ
copying floppy disks ⓘ running copy-protected commercial games ⓘ storing user-created programs ⓘ |
| usedWith |
Commodore VIC-20 (with limitations)
ⓘ
linked to:
Commodore VIC-20
|
| usesConnector | Commodore serial DIN connectors ⓘ |
| usesFileSystem | Commodore DOS ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Commodore 1541 floppy disk drive Description of subject: The Commodore 1541 floppy disk drive is a 5.25-inch disk storage device with its own built-in processor, widely used with the Commodore 64 home computer for loading, saving, and managing software and data.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Commodore 1541 floppy disk drive
linked to: Commodore 1541 floppy disk drive
subject linked to:
Commodore 1541 floppy disk drive
linked to: Commodore 1541 floppy disk drive
linked to: Commodore 1541 floppy disk drive
linked to: Commodore 1541 floppy disk drive
linked to: Commodore 1541 floppy disk drive