Analog Devices ADV8005 Hardware Reference Manual page 5

ADV8005 Hardware Reference Manual
3.4.1. Bootup Protocol .................................................................................................................................................................. 153
3.4.2. Reboot Protocol .................................................................................................................................................................. 154
3.4.3. Gentle Reboot Protocol ...................................................................................................................................................... 155
3.4.4. VOM Set Protocol ............................................................................................................................................................... 156
3.4.5. Free Access Protocol ........................................................................................................................................................... 156
3.5. Horizontal Pre-scaler ..................................................................................................................................................... 157
3.5.1. HPS Downscaling ............................................................................................................................................................... 158
3.5.2. HPS Upscaling ..................................................................................................................................................................... 159
3.5.3. Using the HPS for converting between 3D to 2D Video formats................................................................................. 160
3.5.4. 3D Side by Side Full ............................................................................................................................................................ 161
3.5.5. 3D Side by Side Full ............................................................................................................................................................ 162
3.6. External Sync Mode ....................................................................................................................................................... 162
3.6.1. Functional Description ...................................................................................................................................................... 163
3.7. Progressive to Interlaced Conversion .......................................................................................................................... 165
4. On Screen Display ................................................................................................................................................... 166
4.1. Introduction .................................................................................................................................................................... 166
4.1.1. Features ................................................................................................................................................................................ 166
4.1.2. OSD System Application Diagram ................................................................................................................................... 166
4.1.3. Typical OSD Component Sizes ......................................................................................................................................... 167
4.2. Architecture Overview ................................................................................................................................................... 167
4.2.1. Introduction ........................................................................................................................................................................ 167
4.2.2. Top Level Diagram ............................................................................................................................................................. 167
4.2.3. OSD Blending ...................................................................................................................................................................... 168
4.2.4. External Alpha Blending .................................................................................................................................................... 169
4.2.5. OSD Core ............................................................................................................................................................................. 169
4.2.5.1. OSD Core Region Definition .............................................................................................................................................................. 170
4.2.5.2. OSD Color Space .................................................................................................................................................................................. 171
4.2.6. OSD Timers ......................................................................................................................................................................... 171
4.2.7. OSD Scaler ........................................................................................................................................................................... 174
4.2.8. OSD Master/Slave SPI Interface ....................................................................................................................................... 174
4.2.8.1. Overview ................................................................................................................................................................................................ 174
4.2.8.2. SPI Slave Interface ................................................................................................................................................................................. 178
4.2.8.3. SPI Master Interface ............................................................................................................................................................................. 180
4.2.9. OSD Initialization ............................................................................................................................................................... 181
5. Serial Video Receiver .............................................................................................................................................. 182
5.1. + 5 V Detect .................................................................................................................................................................... 182
5.2. TMDS Clock Activity Detection .................................................................................................................................. 183
5.3. Clock and Data Termination Control .......................................................................................................................... 183
5.4. AV Mute Status ............................................................................................................................................................... 184
5.5. Deep Color Mode Support ............................................................................................................................................ 184
5.6. Video FIFO ...................................................................................................................................................................... 185
5.7. Pixel Repetition ............................................................................................................................................................... 186
5.8. Sync Signal Polarity Readbacks .................................................................................................................................... 187
5.9. InfoFrame Registers ....................................................................................................................................................... 188
5.9.1. InfoFrame Collection Mode .............................................................................................................................................. 188
5.9.2. InfoFrame Checksum Error Flags .................................................................................................................................... 188
5.9.3. AVI InfoFrame Registers ................................................................................................................................................... 189
Rev. A | Page 5 of 317
UG-707