4050E01: Difference between revisions
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The 4052 and 4054 have separate code and data spaces of 64K each, | The 4052 and 4054 have separate code and data spaces of 64K each, | ||
but still not enough for all the ROM packs in a flat address space. | but still not enough for all the ROM packs in a flat address space. | ||
==Manuals== | |||
* [[Media:070-2215-00.pdf|070-2215-00 - 4051E01 ROM Expander - Instruction manual]] | |||
==Pictures== | |||
<gallery> | <gallery> | ||
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</gallery> | </gallery> | ||
[[Category: | [[Category:Computer accessories]] | ||
Latest revision as of 12:29, 29 October 2020
The 4050E01 is a ROM extender for the 4051, 4052, and 4054.
The 4050E01 uses bank switching. The Motorola 6800 in the 4051 only had a 64K address space. The 4052 and 4054 have separate code and data spaces of 64K each, but still not enough for all the ROM packs in a flat address space.
