Video Port/VCXO Interpolated Control (VIC) Port User's Guide

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4.13 Video Display Registers Recommended Values
Video Display Registers Recommended Values
Table 4-33. Video Display Field 2 Vertical Blanking Bit Register (VDVBIT2) Field Descriptions (continued)
Description
Bit field
(1)
symval
(1)
Value BT.656 and Y/C Mode Raw Data Mode
11-0 VBITSET2 OF( value) 0-FFFh Specifies the first line with an EAV of V = Not used.
1 indicating the start of field 2 vertical
blanking.
DEFAULT 0
Sample recommended values (decimal) for video display registers for BT.656 output are given in
Table 4-34 .
Table 4-34. Video Display Register Recommended Values
Register Field 525/60 Value 625/50 Value
VDFRMSZ FRMWIDTH 858 864
FRMHEIGHT 525 625
VDHBLNK HBLNKSTART 720 720
HBLNKSTOP 856 862
VDVBLKS1 VBLNKXSTART1 720
(1)
720
(1)
VBLNKYSTART1 1
(1)
624
(1)
VDVBLKE1 VBLNKXSTOP1 720
(1)
720
(1)
VBLNKYSTOP1 20
(1)
23
(1)
VDVBLKS2 VBLNKXSTART2 360
(1)
360
(1)
VBLNKYSTART2 263
(1)
311
(1)
VDVBLKE2 VBLNKXSTOP2 360
(1)
360
(1)
VBLNKYSTOP2 283
(1)
336
(1)
VDFLDT1 FLD1XSTART 720
(1)
720
(1)
FLD1YSTART 1
(1)
1
(1)
VDFLDT2 FLD2XSTART 360
(1)
360
(1)
FLD2YSTART 263
(1)
313
(1)
VDHSYNC HSYNCSTART 736 732
HSYNCSTOP 800 782
VDVSYNS1 VSYNCXSTART1 720
(1)
720
(1)
VSYNCYSTART1 4
(1)
1
(1)
VDVSYNE1 VSYNCXSTOP1 720
(1)
360
(1)
VSYNCYSTOP1 7
(1)
3
(1)
VDVSYNS2 VSYNCXSTART2 360
(1)
360
(1)
VSYNCYSTART2 266
(1)
313
(1)
VDVSYNE2 VSYNCXSTOP2 360
(1)
720
(1)
VSYNCYSTOP2 269
(1)
316
(1)
VDFBIT FBITCLR 4 1
FBITSET 266 313
VDVBIT1 VBITSET1 1 624
VBITCLR1 20 23
VDVBIT2 VBITSET2 264 311
VBITCLR2 283 336
(1)
Programming only required if external control signal is used.
Video Display Port148 SPRUEM1 – May 2007
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