BOS: Difference between revisions
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There are 3 versions : | There are 3 versions : | ||
==== BOS 1.0 ==== | |||
==== BOS 2.0 ==== | |||
* BOS 2.1 | 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 ==== | |||
Changes: | |||
* Fix bug loading files larger than 32 Kb from ramdisk in BASIC | |||
== Manuals == | == Manuals == | ||
Revision as of 19:41, 17 January 2020
BOS (Banked Operating System) used on expansions RAM card from Vortex.
There are 3 versions :
BOS 1.0
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
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)