SECAM 2x10-Bit Digital Video Decoder (Rev. A

Functional Description

SLES140A—March 2007 TVP5147M1PFP

2.11.21 VSYNC Stop Line Register

Subaddress 20h−21h

Default 007h

Subaddress 7 6 5 4 3 2 1 0

20h VSYNC stop [7:0]

21h Reserved VSYNC stop [9:8]

VSYNC stop [9:0]: This is an absolute line number. The TVP5147M1 decoder updates the VSYNC stop only

when the VSYNC stop MSB is written to. If the user changes these registers, the TVP5147M1 decoder retains

values in different modes until this decoder resets.

NTSC: default 007h PAL: default 004h

2.11.22 VBLK Start Line Register

Subaddress 22h−23h

Default 001h

Subaddress 7 6 5 4 3 2 1 0

22h VBLK start [7:0]

23h Reserved VBLK start [9:8]

VBLK start [9:0]: This is an absolute line number. The TVP5147M1 decoder updates the VBLK start line only

when the VBLK start MSB is written to. If the user changes these registers, the TVP5147M1 decoder retains

values in different modes until this resets (see Section 2.11.16)

NTSC: default 001h PAL: default 623 (26Fh)

2.11.23 VBLK Stop Line Register

Subaddress 24h−25h

Default 015h

Subaddress 7 6 5 4 3 2 1 0

24h VBLK stop [7:0]

25h Reserved VBLK stop [9:8]

VBLK stop [9:0]: This is an absolute line number. The TVP5147M1 decoder updates the VBLK stop only when

the VBLK stop MSB is written to. If the user changes these registers, then the TVP5147M1 decoder retains

values in different modes until this device resets (see Section 2.11.16).

NTSC: default 21 (015h) PAL: default 23 (017h)

2.11.24 CTI Delay Register

Subaddress 2Dh

Default 00h

7 6 5 4 3 2 1 0

Reserved CTI delay [2:0]

CTI delay [2:0]: Sets the delay of the Y channel with respect to Cb/Cr in the CTI block

011 = 3-pixel delay

001 = 1-pixel delay

000 = 0 delay (default)

111 = −1-pixel delay

100 = −4-pixel delay