Analog Devices ADV7850 Hardware Manual page 102

Function
sdp_fld_sfs_std
1 
0
sdp_blk_dis_sfs_std, Addr 90 (SDP), Address 0x98[3]
This control is used to enable an HQI shaping filter when a nonstandard block length is detected.
Function
sdp_blk_dis_sfs_std
1 
0
sdp_lc_dis_sfs_std, Addr 90 (SDP), Address 0x98[4]
This control is used to enable an HQI shaping filter when an incorrect number of lines per frame is detected.
Function
sdp_lc_dis_sfs_std
1 
0
sdp_hsw1_dis_sfs_std, Addr 90 (SDP), Address 0x98[5]
This control is used to enable an HQI shaping filter when a head switch is detected on the input by head switch algorithm 1.
Function
sdp_hsw1_dis_sfs_std
1 
0
sdp_hsw2_dis_sfs_std, Addr 90 (SDP), Address 0x98[6]
This control is used to enable an HQI shaping filter when a head switch is detected on the input by head switch algorithm 2.
Function
sdp_hsw2_dis_sfs_std
1
0 
sdp_nsy_dis_sfs_std, Addr 90 (SDP), Address 0x98[7]
This control is used to enable an HQI shaping filter when a noisy input is detected.
Function
sdp_nsy_dis_sfs_std
1 
0
A noisy signal is defined as
sdp_shape_std_filt_sel[2:0], Addr 90 (SDP), Address 0x99[6:4]
This control is used to select the amount of filtering.
Rev. A May 2012
Description
Disable HQI shape filter if clean input and sdp_fld_nstd detected
Allow HQI shape filter even if sdp_fld_nstd detected
Description
Disable HQI shape filter if clean input and sdp_blk_nstd detected
Allow HQI shape filter even if sdp_blk_nstd detected
Description
Disable HQI shape filter if clean and incorrect lines per frame detected
Allow HQI shape filter even if incorrect number of lines per frame detected
Description
Disable HQI shape filter if head switch detection algorithm 1 detects head switches.
Allow HQI shape filter even if head switch detection algorithm 1 detects head switches.
Description
Disable HQI shape filter if head switch detection algorithm 2 detects head switches
Allow HQI shape filter even if head switch detection algorithm 2 detects head switches
Description
Disable HQI shape filter if noisy input detected
Allow HQI shape filter even if noisy input detected
sdp_noisy_ip = 1. Refer to the Synctip Noise Measurement, Noisy and Very Noisy Signal Detection section.
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ADV7850