CD decoder: Difference between revisions
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== Overview == | == Overview == | ||
Part of the CD-electronics portion of the PlayStation. Handles error correction, data buffering and ADPCM decoding. | |||
Dedicated versions require 256 KBit / 32 KB of external S-RAM. | Dedicated versions require 256 KBit / 32 KB of external S-RAM. | ||
Revision as of 22:18, 17 October 2021
Overview
Part of the CD-electronics portion of the PlayStation. Handles error correction, data buffering and ADPCM decoding.
Dedicated versions require 256 KBit / 32 KB of external S-RAM.
Revisions
Dedicated CD-controller
- CXD1199BQ (PU-7)
- CXD1815Q (PU-8, PU-16, PU-18)
DSP + CD-controller + CD-controller's RAM
- CXD1817R (PU-20)
DSP + CD-controller + CD-controller's RAM + SPU + audio-DAC
- CXD2938Q (PU-22, PU-23, PM-41 up to PM-41-61)
DSP + CD-controller + CD-controller's RAM + SPU + SPU's RAM + audio-DAC
- CXD2941R (PM-41-71, PM-41-82)