Datasheet

Table Of Contents
ADV7188
Rev. A | Page 95 of 112
Bit
1
Address Register Bit Description 7 6 5 43210Comments Notes
NVBEG [4:0]. Number of lines after l
COUNT
rollover to set V high.
0 0 1 0 1 NTSC default (ITU-R BT.656)
0 Set to low when manual
programming
NVBEGSIGN.
1 Not suitable for user
programming
0 No delay NVBEGDELE. This bit delays the V bit going
high by one line relative to NVBEG (even field).
1 Additional delay by one line
0 No delay
0xE5 NTSC V Bit Begin
NVBEGDELO. This bit delays the V bit going
high by one line relative to NVBEG (odd field).
1 Additional delay by one line
0xE6 NTSC V Bit End NVEND [4:0]. These bits control the number
of lines after l
COUNT
rollover to set V low.
0 0 1 0 0 NTSC default (ITU-R BT.656)
0 Set to low when manual
programming
NVENDSIGN.
1 Not suitable for user
programming
0 No delay
NVENDDELE. This bit delays the V bit going
low by one line relative to NVEND (even field).
1 Additional delay by one line
0 No delay
NVENDDELO. This bit delays the V bit going
low by one line relative to NVEND (odd field).
1 Additional delay by one line
NFTOG [4:0]. These bits control the number
of lines after l
COUNT
rollover to toggle F signal.
0 0 0 1 1NTSC default
0 Set to low when manual
programming
NFTOGSIGN.
1 Not suitable for user
programming
0 No delay NFTOGDELE. This bit delays the F transition
by one line relative to NFTOG (even field).
1 Additional delay by one line
0 No delay
0xE7 NTSC F Bit Toggle
NFTOGDELO. This bit delays the F transition
by one line relative to NFTOG (odd field).
1 Additional delay by one line
PVBEG [4:0]. These bits control the number of
lines after l
COUNT
rollover to set V high.
0 0 1 0 1 PAL default (ITU-R BT.656)
0 Set to low when manual
programming
PVBEGSIGN.
1 Not suitable for user
programming
0 No delay PVBEGDELE. This bit delays the V bit going
high by one line relative to PVBEG (even field).
1 Additional delay by one line
0 No delay
0xE8 PAL V Bit Begin
PVBEGDELO. This bit delays the V bit going
high by one line relative to PVBEG (odd field).
1 Additional delay by one line
PVEND [4:0]. These bits control the number of
lines after l
COUNT
rollover to set the V bit low.
1 0 1 0 0 PAL default (ITU-R BT.656)
0 Set to low when manual
programming
PVENDSIGN.
1 Not suitable for user
programming
0 No delay PVENDDELE. This bit delays the V bit going
low by one line relative to PVEND (even field).
1 Additional delay by one line
0 No delay
0xE9 PAL V Bit End
PVENDDELO. This bit delays the V bit going
low by one line relative to PVEND (odd field).
1 Additional delay by one line
PFTOG [4:0]. These bits control the number of
lines after l
COUNT
rollover to toggle the F signal.
0 0 0 1 1 PAL default (ITU-R BT.656)
0 Set to low when manual
programming
PFTOGSIGN.
1 Not suitable for user
programming
0 No delay PFTOGDELE. This bit delays the F transition
by one line relative to PFTOG (even field).
1 Additional delay by one line
0 No delay
0xEA PAL F Bit Toggle
PFTOGDELO. This bit delays the F transition
by one line relative to PFTOG (odd field).
1 Additional delay by one line