31 lines
772 B
Markdown
31 lines
772 B
Markdown
# Memory Layout
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- bank switching using 8-Bit register
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- top 32K remain untouched
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| start | end | use |
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| :----- | :----- | :-- |
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| 0x8000 | 0xDFFF | RAM |
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| 0xE000 | 0xFFFF | ROM |
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# Default (0X00)
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| start | end | use |
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| :----- | :----- | :-- |
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| 0x0000 | 0x7FFF | I/O |
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# Persistent Memory (0x01)
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| start | end | use |
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| :----- | :----- | :------ |
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| 0x0000 | 0x7FFF | storage |
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# Monochrome Video (0x0E, 0x0F)
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| start | end | use |
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| :----- | :----- | :--------------- |
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| 0x0000 | 0x4AFF | VRAM |
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| 0x6000 | 0x7FFF | character memory |
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# Color Video (0x10-0x19)
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| start | end | use | bank |
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| :----- | :----- | :--- | :-------- |
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| 0x0000 | 0x7FFF | VRAM | 0x10-0x18 |
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| 0x0000 | 0x3FFF | VRAM | 0x19 |
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