RAM BOX: Difference between revisions
Schematic redrawn from the beaker defective PCB. |
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[[Image:ram box.JPG|right|thumb|250px|The box]] | [[Image:ram box.JPG|right|thumb|250px|The box]] | ||
A | A 512KB RAM expansion made for CPC 6128. | ||
== Technical specs. == | == Technical specs. == | ||
Partially compatible with [[dk'tronics]] memory expansions | Partially compatible with [[dk'tronics]] memory expansions, it don't handle C3 mode. | ||
Note that A8 and A9 address lines are connected but not decoded. | |||
Those lines are only needed for up to 4MB RAM expansions. | |||
* See [[Standard Memory Expansions]]. | * See [[Standard Memory Expansions]]. | ||
Latest revision as of 08:37, 1 August 2014
A 512KB RAM expansion made for CPC 6128.
Technical specs.
Partially compatible with dk'tronics memory expansions, it don't handle C3 mode. Note that A8 and A9 address lines are connected but not decoded. Those lines are only needed for up to 4MB RAM expansions.
Pictures
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Interface Top
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Interface Bottom
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PCB Top
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PCB Bottom
Schematic
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Drawn from beaker's PCB
