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Source PDF: /mnt/fw-js/docs/Disassembly and analysis/documentation - Components of Pinnacle MovieBox USB/CS92288 (mpeg encoder chip)/brochure.pdf Like all conversions the text below should be fully readable as UTF-8 unicode text. --------------------------------------------------------------- CS92288 Leading the Digital Entertainment RevolutionTM PRODUCT BULLETIN Innovative MPEG-2 Audio/Video CODEC Perfect for a Variety of Consumer Electronics Applications CS92288 Features Single-chip, real time MPEG-2 audio/video CODEC with system mux/demux and OSD Supports real-time MPEG-1, MPEG-2 MP@ML, SP@ML and MP@LL encoding and decoding Support for constant and one-pass variable bit rate IPB-pictures, CBR or VBR to 15 Mbps I-pictures only to 30 Mbps Supports Transport, Program, and Elementary streams Support for real time encoding and decoding of two-channel digital audio in either Dolby® The CS92288 is a real-time MPEG-2 audio/video encoder/decoder Digital or MPEG audio (Layer I, II, and III - (CODEC) with an integrated system multiplexor/demultiplexor and MP3) on-screen display (OSD) feature. It offers both audio and video real- Programmable system mux/demux supports time encoding and decoding in a single, highly integrated device. The VCD, SVCD, and DVD encoding and decoding CS92288 also supports the MPEG-1 and MPEG-2 digital-video standards as well as Dolby Digital and MPEG digital-audio standards. 8-bit OSD support (2-bit text, 2-bit to 8-bit This innovative CODEC enables high-quality video recording in real graphics) time over a wide range of bit rates for a variety of consumer applications. Supports multiple resolutions and scan rates In encode mode, the CS92288 produces MPEG-compliant Low external memory, e.g., NTSC: audio/video elementary, program and transport bit streams for 8 Mbytes for full D1 (720) NTSC/PAL pictures broadcast and set-top boxes. In decode mode, the CS92288 accepts MPEG transport, program and audio/video elementary bit streams. Intel/Motorola 16-bit host interface The OSD feature supports both text and 2-bit, 4-bit, and 8-bit Generic 8-bit glueless interface to multiple graphics enabling user menus, broadcast information, or status devices such as the Philips 7146 PCI Bridge, updates. Philips TriMedia, and USB controllers The CS92288 enables high-quality video and audio playback across the widest range of bit rates, offering cost-saving advantages to Integrated programmable video pre- & post- OEMs. Using a lower bit rate setting provides greater content storage processors capacity for end-users, which allowing OEMs to cut costs on disk Integrated I2S interface drives by using smaller drives that still provide high visual quality. Several reference designs are available for fast development of 1.00 W at 108 MHz average power consumption consumer electronic products such as DVD recorders, DVD players, Available in a 272 BGA package and video hard-disk recorders. For more information, visit us at www.cirrus.com Features Video Programmable encoding parameters NTSC: (720-D1, 704-D1, 640-VGA, 544, 480-2/3D1, IBBBP, IBBP, IBP, IP, I GOP structures 352-1/2D1) x 480, or 352 x 240 (CIF), or 176 x 112 (QCIF) User defined quantization matrices at 30 or 29.97 Hz Encoding time PAL: (720-D1, 704-D1, 640-VGA, 544, 480-2/3D1, Average bit rate 352-1/2D1) x 576, or 352 x 288 (CIS/SIF), or 176 x 144 Active picture area selection (QCIF) at 25 Hz VBR and CBR Film: (720-D1, 704-D1, 640-VGA, 544, 480-2/3D1, 352-1/2D1) x 480, or 352 x 240 (CIF), or 176 x 144 (QCIF) at 24 Hz Audio Programmable, 24-bit, digital signal processor ITU-R 656 or ITU-R 601 Digital loopback Input/Output sampling rates: 32, 44.1, 48 and 96 kHz Proprietary high performance motion estimation Data resolution up to 24 bits/sample Half-pel accuracy Two channel audio encoding or decoding in either MPEG Programmable search range (all layers) or Dolby Digital (AC-3) H search range - 63.5, 31.5, 15.5, 7.5 pel/frame Supports stereo, joint stereo, or two mono channels V search range - 31.5, 15.5, 7.5 pel/frame 5.1 channels audio decoding (downmixed to two channels) Field, 16 x 8, and frame-mode prediction OSD Options Support for new audio algorithms via firmware Logo On/Off Command menu On/Off System Processor Status menu On/Off Based on powerful embedded ARC core OSD special effects System multiplexor and demultiplexor Pre- and post-processing Horizontal and vertical cropping Programmable, supports encoding and decoding of DVD, VCD, SVCD, Elementary, Program, and Transport streams Horizontal and vertical scaling formats NTSC to PAL format conversion Programmable DMA transfer size Temporal and spatial filtering Telecine and inverse-telecine Trick Play: fast and slow play forward, fast play backward For more information, visit us at www.cirrus.com CS92288 Technical overview The CS92288 combines a programmable RISC core, Interfaces programmable DSP core and dedicated processing units The CS92288 includes a 64-bit SDRAM memory interface, organized as a process pipeline. The RISC core supports system mux and demux requirements for a variety of system video, and audio interfaces (with I2S), a 16-bit/8-bit applications, including VCD, SVCD and DVD. The DSP Motorola/Intel host interface, a serial EPROM/Flash memory supports dual-channel Dolby Digital encoding and MPEG (all interface and JTAG. layers) audio encoding and decoding. It is powerful enough to support additional audio formats, such as DTS or Dolby Pro Format Support Logic®. Integrated I2S support allows for a glueless interface The CS92288 supports all the requirements of the VCD and to A/D and D/A converters. Super VCD specifications. This includes MPEG-1 and MPEG-2 encoding and decoding at 1/2 (VCD), 2/3 (SVCD), or full D1 MPEG Video (DVD) resolutions, MPEG audio encoding and decoding, and The CS92288 provides application program control over a an OSD. In addition, the CS92288 supports audio/video large number of encoding parameters such as I, P, B-picture encoding and decoding at full D1 resolution using either the cadence, GOP structure and decoder buffer sizes. Dolby Digital (AC-3) or MPEG audio specifications. Internal rate control provides a high degree of flexibility in relation to the output bit rate, including the ability to generate Superior Video Quality variable bit rate compressed video stream in one pass. This A patented motion search engine allows the CS92288 to yield makes it suitable for storage sensitive applications such as better video quality than other MPEG encoders, even when digital camcorders and removable storage media. these encoders apply wider search ranges. For TV interlaced Pre- and post-processing support includes pre- and post- signals, the CS92288 is one of few consumer-grade MPEG filtering, temporal filtering, telecine (3:2 pulldown), inverse codecs that support motion estimation using frame, 16x8, and telecine, plus up and down chroma conversions. field prediction. Other encoders support only frame prediction. Audio Our support for advanced modes in motion estimation, combined with our proprietary rate-control algorithms lends to The CS92288 supports MPEG-1 and MPEG-2 (all layers), a unique level of video quality at both low and high bit rates. Dolby Digital, and MP3. Additional audio compression and decompression algorithms can be supported via firmware Superior Audio Features upgrades. A programmable DSP supports Dolby Digital and all MPEG audio formats, including MP3. Input/Output The CS92288 can input or output MPEG-compliant program Superior Support streams or audio and video elementary streams. Transport Cirrus Logic provides proven reference designs for stream generation and decoding is also available via optional affordable, high-quality, electronic products for consumer, PC firmware upgrade. and Internet applications. For more information, visit us at www.cirrus.com CS92288 DVD Recorder Reference Design The new DVD Recorder reference design is a fully functional Total-E™ platform based on our highly integrated video processor, the CS98200, and our leadership video encoding solution, the CS92288 MPEG-2 CODEC to help manufacturers quickly get their DVD+RW recording products to market. It has all the features of a traditional VCR plus DVD playback, random access to recordings, no tape rewinding, superior video quality, 30-second advance button for skipping content and simple video editing. This platform solution dramatically reduces the silicon cost by integrating CPUs, DSPs, and video output into the DVD processor. A complete solution, along with the front-end digital video encoding chip solution and back-end DVD decoding chip solution, the DVD Recorder platform also includes the necessary ADCs and DACs for your next consumer-entertainment product. USB-DVR 2.0 Reference Design The USB DVR-2.0 is a complete reference design that makes it easy to capture, edit, view, and store audio, video and tele- vision signals on Microsoft Windows®-based personal com- puters with USB ports. It can output MPEG video to a com- puter display or a standard NTSC/PAL video monitor. Our CS92288 MPEG-2 audio/video CODEC is the heart of the ref- erence design. It's a single chip, real-time MPEG audio/video encoder/decoder featuring a programmable system mux/demux that encodes/decodes VCD, SVCD and DVD bit- streams with frame accurate lip sync. The USB-DVR 2.0's modular design enables development of multiple PC products from a single hardware platform with a constant form factor. Now OEMs (Original Equipment Manufacturers) and ODMs (On-Demand Manufacturers) can quickly bring to market new PC DVD-focused products at competitive price points. Cirrus Logic, Inc. Corporate Headquarters WORLDWIDE SALES OFFICES 2901 Via Fortuna United States Japan Asia Pacific Europe Austin, Texas 78746 Cirrus Logic, Inc. Cirrus Logic K.K. Cirrus Logic Intl. Ltd. Cirrus Logic U.K. USA T: (800) 888-5016 2901 Via Fortuna Aioi Sonpo, Bldg. 6F 20F., Ocean Building Girdler House T: (512) 851-4000 Austin, Texas 78746 5-6 Niban-cho, Chiyoda-ku 80 Shanghai Street Quebec Road F: (512) 851-4977 USA Tokyo, Japan 102-0084 Kowloon, Hong Kong, China Henley-on-Thames, www.cirrus.com T: (800) 888-5016 T 81-3-5226-7390 T 852-2376-0801 Oxfordshire RG9 1EY T: (512) 851-4000 F 81-3-5226-7677 T 852-2314-9920 United Kingdom F: (512) 851-4977 F 852-2375-1202 T: 44-1491-414-030 F: 44-1491-410-976 WORLDWIDE DISTRIBUTION Please access our Web site, www.cirrus.com/en/contacts, for your nearest local distributor. © 2002, Cirrus Logic, Inc. All rights reserved. Cirrus, Cirrus Logic, Total-E and Leading the Digital Entertainment Revolution are trademarks of Cirrus Logic, Inc. Other brand and product names may be trademarks or service marks of their respective owners. For more information, visit us at www.cirrus.com 0024-1202-PB