De Configuration - Analog Devices ADV7850 Hardware Manual

Function
sdp_fld_tog_e_adj[5:0]
000100 <<
sdp_vho_beg_inv, Addr 94 (sdp_IO), Address 0xB0[0]
A control to swap switch position of field and beginning of VSync on odd fields.
Function
sdp_vho_beg_inv
0 <<
1
sdp_vhe_beg_inv, Addr 94 (sdp_IO), Address 0xB0[1]
A control to swap switch position of field and beginning of VSync on even fields.
Function
sdp_vhe_beg_inv
0 <<
1
sdp_vho_end_inv, Addr 94 (sdp_IO), Address 0xB0[2]
A control to swap switch position of field and end of VSync on odd fields.
Function
sdp_vho_end_inv
0 <<
1
sdp_vhe_end_inv, Addr 94 (sdp_IO), Address 0xB0[3]
A control to swap switch position of field and end of VSync on even fields.
Function
sdp_vhe_end_inv
0 <<
1

DE Configuration

6.18.3
The following controls allow the user to configure the behavior of the DE signal on the output pin:
• DE polarity adjustment:
sdp_de_pol

•
DE timing adjustments relative to VSync:
sdp_de_v_beg_o_adj[5:0]

sdp_de_v_beg_e_adj[5:0]

sdp_de_v_end_o_adj[5:0]

sdp_de_v_end_e_adj[5:0]

• DE timing adjustments relative to HSync:
sdp_de_h_beg_adj[11:0]

Rev. A May 2012
Description
Default value
Description
Use default horizontal switch position for field and beginning of VSync on odd fields
Swap horizontal switch position for field and beginning of VSync on odd fields between
beginning and middle of the line
Description
Use default horizontal switch position for field and beginning of VSync on eve fields
Swap horizontal switch position for field and beginning of VSync on even fields between
beginning and middle of the line
Description
Use default horizontal switch position for field and end of VSync on odd fields
Swap horizontal switch position for field and end of VSync on odd fields between beginning
and middle of the line
Description
Use default horizontal switch position for field and end of VSync on even fields
Swap horizontal switch position for field and end of VSync on even fields between beginning
and middle of the line
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ADV7850