TR-DOS filesystem
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{{FormatInfo | {{FormatInfo | ||
| − | | name = TR-DOS | + | | name = TR-DOS filesystem |
| formattype = electronic | | formattype = electronic | ||
| subcat = Filesystem | | subcat = Filesystem | ||
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| subcat5 = | | subcat5 = | ||
| thiscat = | | thiscat = | ||
| − | | extensions = | + | | extensions = |
| mimetypes = | | mimetypes = | ||
| locfdd = | | locfdd = | ||
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| type code = | | type code = | ||
| uniform type = | | uniform type = | ||
| − | | kaitai struct = | + | | kaitai struct = |
| conforms to = | | conforms to = | ||
| released = | | released = | ||
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[[wikipedia:TR-DOS|TR-DOS]] is an operating system for ZX Spectrum personal computer with Beta Disc floppy drive interface. Despite being developed by British company Technology Research Ltd, it was not especially popular in the West, but was more popular in USSR and post-USSR in 80-90s. | [[wikipedia:TR-DOS|TR-DOS]] is an operating system for ZX Spectrum personal computer with Beta Disc floppy drive interface. Despite being developed by British company Technology Research Ltd, it was not especially popular in the West, but was more popular in USSR and post-USSR in 80-90s. | ||
| − | 5¼" and 3½" floppies are used with the following formats: | + | 5¼" and 3½" floppies ([[ZX Spectrum Beta Disc 5.25" floppy]] and [[ZX Spectrum Beta Disc 3.5" floppy]]) are used with the following formats: |
{| class="wikitable" | {| class="wikitable" | ||
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| − | + | Diskettes can be dumped to [[TRD]] files for use in emulators. | |
| − | + | ||
| − | Diskettes can be dumped to | + | |
== Links == | == Links == | ||
| + | * [https://web.archive.org/web/20140409113112/http://k1.dyndns.org/Vintage/Sinclair/82/Peripherials/Disc%20Interfaces/Beta%20128%20Disc%20Interface%2C%20TRDOS%20%28Technology%20Research%29/TRDOS/TR-DOS%20Programming.txt Internal TR-DOS functions] | ||
| − | + | [[Category:ZX Spectrum]] | |
| − | + | ||
Latest revision as of 02:17, 13 September 2019
TR-DOS is an operating system for ZX Spectrum personal computer with Beta Disc floppy drive interface. Despite being developed by British company Technology Research Ltd, it was not especially popular in the West, but was more popular in USSR and post-USSR in 80-90s.5¼" and 3½" floppies (ZX Spectrum Beta Disc 5.25" floppy and ZX Spectrum Beta Disc 3.5" floppy) are used with the following formats:
| Number of tracks per side | Number of sides | Number of tracks (total) | Number of sectors | Number of bytes |
|---|---|---|---|---|
| 80 | 2 | 160 | 2560 | 655360 |
| 40 | 2 | 80 | 1280 | 327680 |
| 80 | 1 | 80 | 1280 | 327680 |
| 40 | 1 | 40 | 640 | 163840 |
Diskettes can be dumped to TRD files for use in emulators.
