CS98000
2DS525PP1
TABLE OF CONTENTS
1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................4
1.1 AC Electrical Specifications ...............................................................................................4
1.1.1 ATAPI Interface .....................................................................................................4
ATAPI TRANSACTION.............................................................................................................4
1.1.2 SDRAM Interface ..................................................................................................5
1.1.3 Video Interface ......................................................................................................7
CS98000 WITH VIDEO ENCODER..........................................................................................7
1.2 DC Electrical Specification .................................................................................................8
ABSOLUTE MAXIMUM RATING..............................................................................................8
ELECTRICAL CHARACTERISTICS.........................................................................................8
2. TYPICAL APPLICATION ..........................................................................................................9
3. FUNCTIONAL DESCRIPTION ...............................................................................................10
3.1 Block Diagram ..................................................................................................................10
3.2 CS98000 Device Details ..................................................................................................10
3.2.1 RISC-32 ..............................................................................................................10
3.2.2 DSP-32 ................................................................................................................10
3.2.3 System Controls ..................................................................................................10
3.2.4 Memory Controller ...............................................................................................11
3.2.5 Data Flow Engine ................................................................................................11
3.2.6 MPEG Video Decoder .........................................................................................11
3.2.7 System Synchronization ......................................................................................11
3.2.8 Audio Interface ....................................................................................................11
3.2.9 Video Input ..........................................................................................................11
3.2.10 External Interface ..............................................................................................11
3.2.11 Video Processor ................................................................................................11
3.2.12 Sub-picture Processor .......................................................................................12
3.2.13 System Functions ..............................................................................................12
3.3 RISC Processor ...............................................................................................................12
3.4 DSP Processor ................................................................................................................12
3.5 Memory Control ...............................................................................................................12
3.6 Dataflow Control (DMA) ...................................................................................................13
3.7 System Control Functions ................................................................................................13
3.8 DVD/ATAPI Interface .......................................................................................................13
3.9 MPEG Video Decoding ....................................................................................................13
3.10 Audio Processing ...........................................................................................................14
3.11 Soft Modem ...................................................................................................................14
3.12 Video ..............................................................................................................................14
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