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發表於 2013-7-14 12:33:16
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睇清楚d先....
原來有2粒DSP....
由Circus Logic website抄返嚟嘅spec:
CS495314-CVZ http://www.cirrus.com/en/products/cs495xx_family.html?prodKey=CS4953xx
- Powerful 32-bit, dual-core audio DSPs (1,440 MOPS)
- Multi-standard 32-bit audio decoding with extreme post-processing
- Cirrus Logic Audio Software Library (3-overlay structure)
- Dolby® Digital Pro Logic® II, Dolby Digital EX, DTS-ES 96/24™, DTS-ES Discrete 6.1™, DTS-ES Matrix 6.1™, MPEG-2 AAC LC 5.1 Channel
- Dolby Digital Surround EX, Dolby Pro Logic IIz, DTS Neo:6®, DTS Neural Surround™, SRS Circle Surround®, Cirrus Extended Surround™ Post-Processor
- Dolby Digital Headphone®, Dolby Digital Virtual Speaker®, SRS Trusurround HD®, DTS Surround Sensation Speaker™, THX® Ultra2, THX Surround EX™, Quadruple Crossover 7.1 Channel Bass Management
- Cirrus Intelligent Room Calibration™
- 10-channel, 32-bit serial audio inputs; 16-channel outputs
- Two master/slave SPI (serial peripheral interface) or I²C
- Customer software security keys
- Large on-chip X, Y and program RAM
- Supports SDRAM, SRAM, Flash memories
- Dual 192 kHz S/PDIF transmitters
- Package: 128-pin LQFP; lead-free assembly
CSV497024-CVZ http://www.cirrus.com/en/products/cs4970xx_family.html
- Multi-standard 32-bit High Definition Audio Decoding plus Post Processing
- Supports High-Definition audio formats including:
- Dolby Digital Plus
- Dolby TrueHD
- DTS-HD High Resolution Audio
- DTS-HD Master Audio
- DTS Express
- Framework™ Applications Library in ROM
- Dolby Digital® EX, Dolby® Pro Logic® IIx, Dolby Headphone®, Dolby Virtual Speaker®
- DTS-ES 96/24™, DTS-ES™ Discrete 6.1, DTSES™ Matrix 6.1
- MPEG-2 AAC LC 5.1 Channel
- SRS® CircleSurround 2®, SRS TruSurround XT®, and SRS WOW™
- THX® Ultra2™, THX® ReEQ™
- Crossbar Mixer, Signal Generator
- Advanced Post-Processor including: Quadruple Crossover 7.1 Channel Bass Manager, Tone Control, Multiband Parametric EQ, Delay, 1:2 Up-sampler, 1:4 Up-sampler, 2:1 Down-sampler, 4:1 Down-sampler
- Additional Framework™ Applications for Download
- Thomson MP3 Surround, DTS Neo:6™, DTS Neural Surround™, Cirrus Original Multi-Channel Surround 2 (COMS2), and more. Please contact your local FAE for more information on available applications.
- Up to 12 Channels of 32-bit Serial Audio Input
- 16 Ch x 32-bit PCM Out with Dual 192 kHz SPDIF Tx
- Two SPI™/I²C® Ports
- SDRAM and Serial Flash Memory Support
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