Functional Description
2.11.17 AVID Stop Pixel Register
Subaddress | 18h−19h |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Default | 325h |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Subaddress |
| 7 |
| 6 | 5 |
| 4 | 3 | 2 | 1 | 0 |
|
|
|
|
|
|
|
|
|
|
|
|
18h |
|
|
|
|
|
| AVID stop [7:0] |
|
|
| |
|
|
|
|
|
|
|
|
|
| ||
19h |
|
|
|
|
| Reserved |
|
| AVID stop [9:8] |
AVID stop [9:0]: AVID stop pixel number. The number of pixels of active video must be an even number. This is an absolute pixel location from HSYNC start pixel 0.
| NTSC 601 | NTSC Sqp | PAL 601 | PAL Sqp |
default | 805 (325h) | 726 (2D6h) | 808 (328h) | 696 (2B8h) |
The TVP5147M1 decoder updates the AVID stop only when the AVID stop MSB byte is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets. The AVID start pixel register also controls the position of the EAV code.
2.11.18 HSYNC Start Pixel Register
Subaddress | 1Ah−1Bh |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Default | 000h |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Subaddress |
| 7 |
| 6 | 5 |
| 4 | 3 | 2 | 1 | 0 |
|
|
|
|
|
|
|
|
|
|
|
|
1Ah |
|
|
|
|
|
| HSYNC start [7:0] |
|
|
| |
|
|
|
|
|
|
|
|
|
| ||
1Bh |
|
|
|
|
| Reserved |
|
| HSYNC start [9:8] |
HSYNC start pixel [9:0]: This is an absolute pixel location from HSYNC start pixel 0.
The TVP5147M1 decoder updates the HSYNC start only when the HSYNC start MSB is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets.
2.11.19 HSYNC Stop Pixel Register
Subaddress | 1Ch−1Dh |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Default | 040h |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
Subaddress |
| 7 |
| 6 | 5 |
| 4 | 3 | 2 | 1 | 0 |
|
|
|
|
|
|
|
|
|
|
|
|
1Ch |
|
|
|
|
|
| HSYNC stop [7:0] |
|
|
| |
|
|
|
|
|
|
|
|
|
| ||
1Dh |
|
|
|
|
| Reserved |
|
| HSYNC stop [9:8] |
HSYNC stop [9:0]: This is an absolute pixel location from HSYNC start pixel 0.
The TVP5147M1 decoder updates the HSYNC stop only when the HSYNC stop MSB is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets.
2.11.20 VSYNC Start Line Register
Subaddress | 1Eh−1Fh |
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
| |
Default | 004h |
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
| |
Subaddress |
| 7 |
| 6 | 5 |
| 4 |
| 3 | 2 | 1 | 0 | |
|
|
|
|
|
|
|
|
|
|
|
|
| |
| 1Eh |
|
|
|
|
|
| VSYNC start [7:0] |
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
| ||
| 1Fh |
|
|
|
| Reserved |
|
|
|
| VSYNC start [9:8] | ||
| VSYNC start [9:0]: This is an absolute line number. The TVP5147M1 decoder updates the VSYNC start only | ||||||||||||
| when the VSYNC start MSB is written to. If the user changes these registers, then the TVP5147M1 decoder | ||||||||||||
| retains values in different modes until this decoder resets. |
|
|
|
| ||||||||
| NTSC: default 004h | PAL: default 001h |
|
|
|
|
|
| |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
38 | TVP5147M1PFP |
|
|
|
|
|
|
|