实例介绍
【实例简介】SiI-PR-1060-C.pdf
【实例截图】
【核心代码】
Table of Contents Overview .........................................................................................................................................................................1 Register Group Summary.............................................................................................................................................1 Transmitter Programming Interface (TPI) ...............................................................................................................1 Internal (Indexed) Registers.....................................................................................................................................2 Device-Specific Information....................................................................................................................................3 SiI9136-3 and SiI9334 Transmitters........................................................................................................................3 I 2C Requirements.........................................................................................................................................................5 Summary of Host Software Tasks....................................................................................................................................6 Detailed Sequences......................................................................................................................................................6 Initialization.............................................................................................................................................................7 Servicing a Hot Plug Event......................................................................................................................................8 Changing Video Modes ...........................................................................................................................................9 HDCP Authentication and Encryption .....................................................................................................................9 HDCP Revocation Check ........................................................................................................................................9 General Programming Registers....................................................................................................................................10 Identification..............................................................................................................................................................10 Video Configuration ..................................................................................................................................................11 Video Mode ...........................................................................................................................................................11 Output color space control.........................................................................................................................................15 Input Setup Operations..............................................................................................................................................16 DE Generator Register Set.........................................................................................................................................18 3D Support.................................................................................................................................................................20 3D Formats Supported...........................................................................................................................................21 Pixel Clock ............................................................................................................................................................21 Limitations.............................................................................................................................................................21 4K x 2K Support (HDMI Extended Resolution) .......................................................................................................21 Sink EDID Vendor Specific Data Block................................................................................................................21 InfoFrame Data......................................................................................................................................................21 Using xvYCC.........................................................................................................................................................23 Extended Colorimetry Standards...........................................................................................................................23 HDMI Vendor Specific InfoFrame ........................................................................................................................25 xvYCC Conversion....................................................................................................................................................25 Color Space Conversion ........................................................................................................................................25 System Control ......................................................................................................................................................27 Audio Configuration..................................................................................................................................................28 Configuring Audio using S/PDIF...........................................................................................................................28 Configuring Audio Using I2 S.................................................................................................................................30 Configuring Audio for DSD Format ......................................................................................................................33 Configuring Audio for HBR Format......................................................................................................................33 Interrupt Service ............................................................................................................................................................34 Interrupt Enable Register...........................................................................................................................................34 Interrupt Status Register ............................................................................................................................................34 Interrupt Operation ....................................................................................................................................................35 TPI System Reset and Control.......................................................................................................................................37 TPI System ....................................................................................................................................................................37 Power State Control and Hot Plug Management ...........................................................................................................38 Transmitter Power State Register...............................................................................................................................38 Hot vs. Cold Wakeup Modes.................................................................................................................................38 Hot Plug Management ...............................................................................................................................................39 Hot Plug Service Loop...........................................................................................................................................39 Operating Sequences .............................................................................................................................................40 SiI9136-3 and SiI9334 HDMI Transmitter Programmer’s Reference Silicon Image, Inc. iv © 2011-2012 Silicon Image, Inc. All rights reserved. SiI-PR-1060-C CONFIDENTIAL HDCP Implementation...................................................................................................................................................42 Control for HDCP......................................................................................................................................................42 HDCP Operation....................................................................................................................................................42 HDCP Data Structure.............................................................................................................................................43 Auxiliary HDCP Registers.....................................................................................................................................45 HEAC Support...............................................................................................................................................................49 General Purpose I/O ..................................................................................................................................................52 Operating DDC Master..................................................................................................................................................53 Device Addresses.......................................................................................................................................................53 DDC Read Operation.................................................................................................................................................54 Write Command.........................................................................................................................................................54 Abort Command ........................................................................................................................................................55 DDC Master Registers...................................................................................................................................................56 List of Figures Figure 1. Transmitter Data Flow Paths ............................................................................................................................1 Figure 2. Transmitter TPI Register Interface to Host.....................................................................................................10 Figure 3. Input Bus Diagram for Different Formats.......................................................................................................13 Figure 4. Transmitter Video Data with Sync Decoding .................................................................................................16 Figure 5. DE Generator Measurements..........................................................................................................................18 Figure 6. INT Pulse on Event other than HTPLG..........................................................................................................36 Figure 7. Hot Plug Setup Events....................................................................................................................................40 Figure 8. Hot Plug and Interrupt Timing........................................................................................................................41 Figure 9. Supported Master I2C Transactions................................................................................................................53 Figure 10. Master I2C Read Command Flowchart.........................................................................................................54 Figure 11. Master I2C Write Command Flowchart ........................................................................................................55
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