Analog Devices Advantiv ADV7611 Hardware User's Manual page 46

UG-180
FIELD0_TOTAL_HEIGHT[13:0] , Addr 68 (HDMI), Address 0x26[5:0]; Address 0x27[7:0] (Read Only)
Field 0 total height is a vertical synchronization measurement. This readback gives the total number of half lines in Field 0. This
measurement is valid only when the vertical filter has locked.
Function
FIELD0_TOTAL_HEIGHT[13:0]
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FIELD0_HEIGHT[12:0] , Addr 68 (HDMI), Address 0x09[4:0]; Address 0x0A[7:0] (Read Only)
Field 0 height is a vertical filter measurement. This readback gives the number of active lines in Field 0. This measurement is valid only
when the vertical filter has locked.
Function
FIELD0_HEIGHT[12:0]
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FIELD0_VS_FRONT_PORCH[13:0] , Addr 68 (HDMI), Address 0x2A[5:0]; Address 0x2B[7:0] (Read Only)
Field 0 VSync front porch width is a vertical synchronization measurement. The unit of this measurement is half lines. This measurement
is valid only when the vertical filter has locked.
Function
FIELD0_VS_FRONT_PORCH[13:0]
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FIELD0_VS_PULSE_WIDTH[13:0] , Addr 68 (HDMI), Address 0x2E[5:0]; Address 0x2F[7:0] (Read Only)
Field 0 VSync width is a vertical synchronization measurement. The unit for this measurement is half lines. This measurement is valid
only when the vertical filter has locked.
Function
FIELD0_VS_PULSE_WIDTH[13:0]
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FIELD0_VS_BACK_PORCH[13:0] , Addr 68 (HDMI), Address 0x32[5:0]; Address 0x33[7:0] (Read Only)
Field 0 VSync back porch width is a vertical synchronization measurement. The unit for this measurement is half lines.
Function
FIELD0_VS_BACK_PORCH[13:0]
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DVI_VSYNC_POLARITY , Addr 68 (HDMI), Address 0x05[4] (Read Only)
A readback to indicate the polarity of the VSync encoded in the input stream
Function
DVI_VSYNC_POLARITY
0
1
Description
The total number of half lines in Field 0 (divide readback by 2 to get number of lines)
Description
The number of active lines in Field 0
Description
The total number of half lines in the VSync front porch of Field 0 (divide readback by 2 to get
number of lines)
Description
The total number of half lines in the VSync pulse of Field 0 (divide readback by 2 to get number of
lines)
Description
The total number of half lines in the VSync Back Porch of Field 0 (divide readback by 2 to get number
of lines)
Description
The Vsync is active low.
The VSync is active high.
Rev. A | Page 46 of 184
Hardware User Guide