| Phase 5: Blizzard 1220/4 |
| Connection: Trapdoor Slot (A1200) |
| Processor: | EC020@28Mhz |
| FPU: | Optional 68881 or 68882@14Mhz or 28Mhz (PLCC) |
| MMU: | None |
| Max Ram: | 4MB (8MB with optional expansion) |
| Ram Type: | Surface mounted DRAM chips. |
An additional 4MB expansion called the Blizzard 1220/4/ADD4 was available for this card, allowing you to add up to 8MB in total
Jumpers
Jumper B: Use an external oscillator at up to 40Mhz
Jumper C: Set FPU clock speed to 14Mhz
Jumper D: Set FPU clock speed tp 28Mhz
| Contributions to this page by: Andreas Kähler, Andrew Lockyer, Orjan Lindgren |
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