processor
- 68040 @ 28 / 33 MHz
- MMU and cache disable jumpers
memory
- eight 68 pin SIMM sockets for up to 8 MB RAM
- supports only special 1 MB non-multiplexed 40 ns GVP SIMMs
- accepts SIMMs in 1 MB increments
- burst RAM access can be enabled only when 4 or 8 MB RAM is installed
- fully autoconfiguring
- supports DMA to any A3000 peripheral
notes
- software switchable 68030 fallback mode
jumper settings
JP10
OFF
ON |
JP26
OFF
OFF |
JP27
OFF
ON |
JP28
ON
OFF |
JP29
OFF
OFF |
JP30
OFF
ON |
JP31
ON
OFF |
JP32
OFF
OFF |
JP33
OFF
ON |
- burst mode
- enabled
- disabled |
| JP1 - | MMU: OFF - enabled |
| JP2 - | cache: ON - enabled |
| JP22 - | CPU clock: ON - asynchronous, OFF - synchronous |
| JP23 - | CPU: ON - 68030, OFF - 68040 |
| JP24, JP25 - | RAM: ON - disabled |
JP4, JP6, JP13-16, JP18, JP20
ON | | | JP3, JP5, JP7, JP9, JP12, JP19, JP21, CN5
OFF | | CN3, CN4
2-3 |
- reserved |
Photo
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front side
front side
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front side
back side
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