Difference between revisions of "BOS"
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* [[Media:BOS10ALT.ZIP|BOS10ALT.ZIP]] - BOS v1.0 (ROM-image Alternative version) | * [[Media:BOS10ALT.ZIP|BOS10ALT.ZIP]] - BOS v1.0 (ROM-image Alternative version) | ||
* [[Media:Bos21.zip|BOS21.zip]] - BOS v2.1 (ROM-image) | * [[Media:Bos21.zip|BOS21.zip]] - BOS v2.1 (ROM-image) | ||
| + | * [[Media:BOS21_664.rom|BOS21_664.rom]] - BOS v2.1 for the 664 (ROM-image) | ||
| + | |||
[[Category:Disc Operating System]] [[Category:Expansion ROM]] [[Category:Manual]] | [[Category:Disc Operating System]] [[Category:Expansion ROM]] [[Category:Manual]] | ||
Latest revision as of 10:58, 25 March 2023
BOS (Banked Operating System) used on expansions RAM card from Vortex.
Versions
There are 3 versions:
BOS 1.0
Initial release
BOS 2.0
Changes:
- Enable resizing of the first memory bank from 32 Kb to up to 64 Kb to prevent issues with large BASIC programs
- Allow usage of ramdisk from within BASIC (was previously only usable in CP/M)
- Allow user to set sizes of RAM floppy, printer spooler and BASIC RAM area
Bugs:
- Cannot load files larger than 32 Kb from ramdisk in BASIC
BOS 2.1
Bugfix release.
Changes:
- Fix bug loading files larger than 32 Kb from ramdisk in BASIC
Manuals
- Vortex SP 512 Kb (BOS 1.0) Manual (pdf)
(August 1985) - Vortex BOS 2.0 Manual (pdf) (10.11.1986)
- Vortex RAM Expansions SP64-SP512 (BOS 1.0) User Handbook (pdf)
(Oct 1985)
Downloads
- BOS10.zip - BOS v1.0 (ROM-image)
- BOS10ALT.ZIP - BOS v1.0 (ROM-image Alternative version)
- BOS21.zip - BOS v2.1 (ROM-image)
- BOS21_664.rom - BOS v2.1 for the 664 (ROM-image)
