Datenblatt-Suchmaschine für elektronische Bauteile |
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RIVA128 Datenblatt(PDF) 2 Page - STMicroelectronics |
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RIVA128 Datenblatt(HTML) 2 Page - STMicroelectronics |
2 / 77 page RIVA 128 128-BIT 3D MULTIMEDIA ACCELERATOR TABLE OF CONTENTS 2/77 1 REVISION HISTORY ...................................................................................................................... 4 1 RIVA 128 300PBGA DEVICE PINOUT .......................................................................................... 5 2 PIN DESCRIPTIONS ...................................................................................................................... 6 2.1 ACCELERATED GRAPHICS PORT (AGP) INTERFACE ..................................................... 6 2.2 PCI 2.1 LOCAL BUS INTERFACE ........................................................................................ 6 2.3 SGRAM FRAMEBUFFER INTERFACE ................................................................................ 8 2.4 VIDEO PORT......................................................................................................................... 8 2.5 DEVICE ENABLE SIGNALS.................................................................................................. 9 2.6 DISPLAY INTERFACE .......................................................................................................... 9 2.7 VIDEO DAC AND PLL ANALOG SIGNALS .......................................................................... 9 2.8 POWER SUPPLY .................................................................................................................. 9 2.9 TEST...................................................................................................................................... 10 3 OVERVIEW OF THE RIVA 128 ...................................................................................................... 11 3.1 BALANCED PC SYSTEM...................................................................................................... 11 3.2 HOST INTERFACE ...............................................................................................................11 3.3 2D ACCELERATION ............................................................................................................. 12 3.4 3D ENGINE ........................................................................................................................... 12 3.5 VIDEO PROCESSOR............................................................................................................ 12 3.6 VIDEO PORT......................................................................................................................... 13 3.7 DIRECT RGB OUTPUT TO LOW COST PAL/NTSC ENCODER ......................................... 13 3.8 SUPPORT FOR STANDARDS.............................................................................................. 13 3.9 RESOLUTIONS SUPPORTED.............................................................................................. 13 3.10 CUSTOMER EVALUATION KIT............................................................................................ 14 3.11 TURNKEY MANUFACTURING PACKAGE........................................................................... 14 4 ACCELERATED GRAPHICS PORT (AGP) INTERFACE ............................................................. 15 4.1 RIVA 128 AGP INTERFACE ................................................................................................. 16 4.2 AGP BUS TRANSACTIONS.................................................................................................. 16 5 PCI 2.1 LOCAL BUS INTERFACE................................................................................................. 22 5.1 RIVA 128 PCI INTERFACE ................................................................................................... 22 5.2 PCI TIMING SPECIFICATION............................................................................................... 23 6 SGRAM FRAMEBUFFER INTERFACE......................................................................................... 29 6.1 SGRAM INITIALIZATION ...................................................................................................... 31 6.2 SGRAM MODE REGISTER .................................................................................................. 31 6.3 LAYOUT OF FRAMEBUFFER CLOCK SIGNALS ................................................................ 32 6.4 SGRAM INTERFACE TIMING SPECIFICATION .................................................................. 32 7 VIDEO PLAYBACK ARCHITECTURE........................................................................................... 37 7.1 VIDEO SCALER PIPELINE ................................................................................................... 38 8 VIDEO PORT .................................................................................................................................. 40 8.1 VIDEO INTERFACE PORT FEATURES ............................................................................... 40 8.2 BI-DIRECTIONAL MEDIA PORT POLLING COMMANDS USING MPC .............................. 41 8.3 TIMING DIAGRAMS ..............................................................................................................42 8.4 656 MASTER MODE ............................................................................................................. 46 8.5 VBI HANDLING IN THE VIDEO PORT ................................................................................. 47 8.6 SCALING IN THE VIDEO PORT ........................................................................................... 47 9 BOOT ROM INTERFACE............................................................................................................... 48 |
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