ADV7185 Datasheet, PDF (26/40 Pages) Analog Devices – Professional NTSC/PAL Video Decoder with 10-Bit CCIR656 Output

ADV7185
Table XIII. Saturation Register (Subaddress 09)
Bit Description Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Register Setting
SAT[7:0]*
0 0 0 0 0 0 0 0 –42 dB
1 0 0 0 0 0 0 0 0 dB
1 1 1 1 1 1 1 1 6 dB
*Saturation Adjust. Allows the user to adjust the saturation of color output.
Table XIV. Brightness Register (Subaddress 0A)
Bit Description Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Register Setting
BRI[7:0]*
0 0 0 0 0 0 0 0 0 dB
0 1 1 1 1 1 1 1 3 dB
1 0 0 0 0 0 0 0 –3 dB
*Controls the brightness of the video signal. Range = ± 3 dB.
Table XV. Hue Register (Subaddress 0B)
Bit Description Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Register Setting
HUE[7:0]*
0 0 0 0 0 0 0 0 0°
0 1 1 1 1 1 1 1 90°
1 0 0 0 0 0 0 0 –90°
*Contains the value for the color hue adjustment. Range = ± 90°.
Table XVI. Default Value Y Register (Subaddress 0C)
Bit Description Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Register Setting
DEF_ VAL_ EN¹
0
Use Programmed Value²
1 Use Default Value
DEF_ VAL_
AUTO_EN³
0
Use Programmed Value⁴
1
Use Default Value
DEF_Y[5:0]⁵
0
0
0
1
0
0
NOTES
1_{Default Value Enable}
2_{Y, Cr, and Cb Values}
3_{Default Value Auto Enable. In the case of lost lock enables/disables default values.}
4_{When lock is lost.}
5_{Default Value Y. Holds the Y default value.}
Table XVII. Default Value C Register (Subaddress 0D)
Bit Description Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Register Setting
DEF_C[7:0]*
1 0 0 0 Cr[7:0] = {DEF_C[7:4], 0, 0, 0, 0}
1000
Cb[7:0] = {DEF_C[3:0], 0, 0, 0, 0}
*Default Value C. Cr and Cb default values are defined in this register.
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