MITSUI MTV-DV05, Руководство по обслуживанию

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SERVICE MANUAL
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High-speed ECC logic capable of correcting one error per each P-codeword or Q-codeword
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Automatic sector mode and form detection
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Automatic sector header verification
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8-bit counter for decode completion on ck
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Automatically repeated error corrections
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8-bit C2 Pointer counter
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Decoder Error Notification Interrupt that signals various decoder errors
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Provide error correction acceleration
■
Buffer Memory Controller
·
Supports 16Mb/32Mb/64Mb SDRAM
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Supports 16-bit/32-bit SDRAM data bus interface
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Build in a DRAM interface programmable clock to optimize the DRAM performance
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Provide the self-refresh mode SDRAM
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Programmable DRAM access cycle and refresh cycle timings
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Block-based sector addressing
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Programmable buffering counter for buffer status tracking
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Maximum DRAM speed is 133MHz
·
Support 5/3.3-Volt. DRAM Interface
■
Video Decode
·
Decodes MPEG1 video and MPEG2 main level
，
main profile video
（
720/480 and 720×576
）
·
Maximum input bit-rate of 15Mbits/sec
·
Smooth digest view function with 1, P and B picture decoding
· Baseline, extended-sequential and progressive JPEG image decoding
· Support CD-G titles
■ Video/SPU/HLI Processor
· Arbitrary ratio vertical/horizontal scaling of video, from 0.25X to 256X
· 256/16/4/2-color bitmap format OSD
· 256/16 color RLC format OSD
· Automactic scrolling of OSD image
· Warp mode of OSD can reduce memory required
· Dual Sub-picture decoder
· Provides 4-color/32×32-pixel hardware cursor
· Fade-in ， Fade out ， and Wipe functions as specified in the DVD Audio Specification and other slide show
transition effects
■ Audio Processing
- Decoder format supports.
- Dolby Digital (AC-3) decoding
- DTS decoding
- MLP decoding for DVD-Audio
- MPEG-1 layer 1/layer 2 audio decoding
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