Difference between revisions of "Zorro (computer)"
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Zorro was the fourth and final version of the Amiga Development System which became the basis for the production A1000. The name is also found on the original A1000 schematics for NTSC machines. | Zorro was the fourth and final version of the Amiga Development System which became the basis for the production A1000. The name is also found on the original A1000 schematics for NTSC machines. | ||
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| + | The previous board, [[Velvet]] only had 128K of memory, which was deemed insufficient for running Workbench and AmigaDOS. | ||
Revision as of 01:21, 12 June 2023
Zorro was the fourth and final version of the Amiga Development System which became the basis for the production A1000. The name is also found on the original A1000 schematics for NTSC machines.
The previous board, Velvet only had 128K of memory, which was deemed insufficient for running Workbench and AmigaDOS.
This motherboard supported a number of new features including:
- A Writable Control Store (WCS) for loading Kickstart from disk
- 8520 CIA chips
- 256K RAM (64Kx4 chips)
- A current limiting circuit for the gameport
