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Memory ①: Difference between revisions

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Memory-1 is a region of the [[5A22]]'s address space.  Memory-1 consists of:
'''Memory ①''' is a region of the [[5A22]]'s address space.  Memory consists of:


* the upper half (8000h - FFFFh) of banks 00h - 3Fh
* the upper half (8000h - FFFFh) of banks 00h - 3Fh
* all of banks 40h - 7Dh
* all of banks 40h - 7Dh


Thus, when labeled on a memory map, Memory 1 forms a concave region; see Figure 2-21-1 of the official Super Nintendo development manual.
Thus, when labeled on a memory map, Memory forms a concave region; see Figure 2-21-1 of the official Super Nintendo development manual.


=== See Also ===
=== See Also ===
* [[Memory-2]]
* [[Memory ②]]
* [[RAM ①]]
* [[RAM ②]]


=== References ===
=== Reference ===
* top of page 2-21-2, the right-hand side of the figure: https://archive.org/details/SNESDevManual/book1/page/n93
# top of [https://archive.org/details/SNESDevManual/book1/page/n93 page 2-21-2 of Book I] of the official Super Nintendo development manual, the right-hand side of the figure
 
[[Category:SNES Hardware]]
[[Category:Address Spaces]]

Latest revision as of 20:59, 21 August 2024

Memory ① is a region of the 5A22's address space. Memory ① consists of:

  • the upper half (8000h - FFFFh) of banks 00h - 3Fh
  • all of banks 40h - 7Dh

Thus, when labeled on a memory map, Memory ① forms a concave region; see Figure 2-21-1 of the official Super Nintendo development manual.

See Also

Reference

  1. top of page 2-21-2 of Book I of the official Super Nintendo development manual, the right-hand side of the figure