Functional Description
38
SLES140A—March 2007TVP5147M1PFP
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