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Breaking the 64k barrier - Spectrum Memory Banking

Breaking the 64k barrier - Spectrum Memory Banking

Posted:

So as explained in the previous video, our little Z80 CPU only has 16 bit address lines, and that means the maximum memory it can address is 64K.

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Memory Banking, DMA and Interrupts - How 8bit computers work

Memory Banking, DMA and Interrupts - How 8bit computers work

Posted:

Computers from the 1980s seemed to be quite limited in their abilities, there was a big drive to make a machine as cheaply as possible. Competition was fierce between manufacturers.

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