Difference between revisions of "Yamaha Super Intelligent Sound Processor"
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| image=YAICASISP.jpg | | image=YAICASISP.jpg | ||
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| − | The '''Yamaha AICA Super Intelligent Sound Processor''' is a [[Yamaha]] sound processor | + | The '''Yamaha AICA Super Intelligent Sound Processor''' is a [[Yamaha]] sound processor created for the [[Sega Dreamcast]] console, [[Sega NAOMI]], [[Sega NAOMI 2]] and the [[Sega Hikaru]] in 1998. |
| − | ==Technical | + | ==Technical specifications== |
*AICA clock rate: 67 MHz{{ref|http://web.archive.org/web/20000823204755/computer.org/micro/articles/dreamcast_2.htm}} | *AICA clock rate: 67 MHz{{ref|http://web.archive.org/web/20000823204755/computer.org/micro/articles/dreamcast_2.htm}} | ||
*CPU core: ARM7 @ 45 MHz{{ref|http://www.segatech.com/technical/saturnspecs/}} | *CPU core: ARM7 @ 45 MHz{{ref|http://www.segatech.com/technical/saturnspecs/}} | ||
:*Performance: 32‑bit RISC instructions @ 40 MIPS (million instructions per second) | :*Performance: 32‑bit RISC instructions @ 40 MIPS (million instructions per second) | ||
*[[Pulse-code modulation|PCM]]: 64 simultaneous audio channels, 16‑bit depth, 48 kHz sampling rate{{fileref|DreamcastDevBoxSystemArchitecture.pdf}}{{ref|http://segatech.com/technical/overview/index.html}} | *[[Pulse-code modulation|PCM]]: 64 simultaneous audio channels, 16‑bit depth, 48 kHz sampling rate{{fileref|DreamcastDevBoxSystemArchitecture.pdf}}{{ref|http://segatech.com/technical/overview/index.html}} | ||
| − | :*Hardware ADPCM 4:1 decompression | + | :*Hardware ADPCM 4:1 decompression{{ref|https://github.com/mamedev/mame/blob/master/src/devices/sound/aica.cpp}} |
*XG MIDI support | *XG MIDI support | ||
*3D environment effects | *3D environment effects | ||
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==References== | ==References== | ||
| − | <references /> | + | <references/> |
Revision as of 07:42, 8 October 2023
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| Yamaha Super Intelligent Sound Processor |
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| Designer: Yamaha |
The Yamaha AICA Super Intelligent Sound Processor is a Yamaha sound processor created for the Sega Dreamcast console, Sega NAOMI, Sega NAOMI 2 and the Sega Hikaru in 1998.
Technical specifications
- Performance: 32‑bit RISC instructions @ 40 MIPS (million instructions per second)
- Hardware ADPCM 4:1 decompression[5]
- XG MIDI support
- 3D environment effects
- DSP for reverb, chorus and other musical effects
- RAM: 2 MB (Dreamcast), 8 MB (NAOMI)
- Middleware: Audio compression, voice recognition[1]