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A1200 Accelerators
ID #2964
Phase 5: Blizzard 1230 Mk-III
Connection: Trapdoor Slot (A1200) |
Picture of the card with the optional SCSI controller
Processor: | EC030@40Mhz or 030@50Mhz |
FPU: | Optional 68882. (Some versions are PGA, others are PLCC) |
MMU: | None in EC030s, Internal in full 030s |
Max Ram: | 32MB |
Ram Type: | 1 x 72pin SIMM slots. |
An accelerator which plugs into the trapdoor slot of the A1200. An optional Fast SCSI-II controller is also available. The card has a MapRom jumper for copying Kickstart into Fast RAM for improved performance.
There are only 3 jumpers on the card. There are two twp-pin jumpers
for disabling the MAPROM and MMU and one three pin jumper to select the
clock source for the maths co processor.
------------------------------------------
| |
| 1 |
| |
| ------ |
| | | 2 3 |
| | | |
| ------ --------------------------
| |
| |
| |
| |
---------------
1 = "MAPROM OFF" (MAPROM ON = not fitted)
2 = "MMU OFF" (ec030 = fitted, Full 030 = not fitted)
3 = "FPU CLK SRC" (right = synchronous/CPU XTAL, left = asynchronous/FPU XTAL)
Contributions to this page by:
Alexander Holland, Jens Schröder, Stephan Neise, Tomas Gärdh
Letzte Änderung des Artikels: 2009-01-25 09:21
Revision: 1.0
Average rating: 3.4 (5 Votes)
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