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Address Bus A

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Address Bus A is a 24-bit bus on the SNES. It is drawn in orange in the colorized jwdonal schematic, and its individual address lines are labeled CA0-CA23.

It is connected to:

It is 24 bits wide because that is how big the SNES' address space is. It can address up to 16 megabytes.

Bus A.png

See Also

Reference

  1. Figure 2-22-1, "Super NES Functional Block Diagram" on page 2-22-2 of Book I