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Audio RAM
From SnesLab
upper ARAM chip, straddling regions C4 and D4 of the jwdonal schematic
There are two ARAM chips on the SNES Motherboard, both connected to S-DSP. All accesses from the SPC700 go through the S-DSP. ARAM is a total of 65,536 bytes (or 256 pages, or one bank, or 512 kilobits) in size. ARAM is timeshared between the S-SMP and S-DSP.
See Also
References
- subparagraph 22.5.3 on Page 2-22-3 of Book I of the official Super Nintendo development manual
- subparagraph 1.3.3 on page 3-1-2 of Book I, lbid.