4050E01: Difference between revisions
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The 4050E01 is a ROM extender for the [[4051]], [[4052]], and [[4054]]. | The '''4050E01''' is a ROM extender for the [[4051]], [[4052]], and [[4054]]. | ||
The 4050E01 uses bank switching. | The 4050E01 uses bank switching. | ||
The [[Motorola 6800]] in the 4051 only had a 64K address space. | The [[Motorola 6800]] in the 4051 only had a 64K address space. | ||
Revision as of 14:49, 5 June 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.
