Texas Instruments TVP5147M1PFP manual Luminance Contrast Register, Chrominance Saturation Register

Models: TVP5147M1PFP

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2.11.11 Luminance Contrast Register

Functional Description

2.11.11 Luminance Contrast Register

Subaddress

0Ah

 

 

Default

80h

7

6

5

4

3

2

1

0

Contrast [7:0]

Contrast [7:0]: This register works for CVBS, S-video, and component video luminance.

1111 1111 = 255 (maximum contrast)

1000 0000 = 128 (default)

0000 0000 = 0 (minimum contrast)

2.11.12 Chrominance Saturation Register

Subaddress

0Bh

 

 

Default

80h

7

6

5

4

3

2

1

0

Saturation [7:0]

Saturation [7:0]: This register works for CVBS, S-video, and component video luminance.

1111 1111 = 255 (maximum)

1000 0000 = 128 (default)

0000 0000 = 0 (no color)

2.11.13 Chroma Hue Register

Subaddress

0Ch

 

 

Default

00h

7

6

5

4

3

2

1

0

Hue [7:0]

Hue [7:0] (does not apply to component video)

0111 1111 = +180 degrees

0000 0000 = 0 degrees (default)

1000 0000 = −180 degrees

2.11.14 Chrominance Processing Control 1 Register

Subaddress

 

0Dh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

 

00h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

6

 

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

Reserved

 

Color PLL reset

Chrominance adaptive

Reserved

Automatic color gain control [1:0]

 

 

comb enable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Color PLL reset:

0 = Color subcarrier PLL not reset (default)

1 = Color subcarrier PLL reset

Chrominance adaptive comb enable: This bit is effective on composite video only.

0 = Enabled (default)

1 = Disabled

Automatic color gain control (ACGC) [1:0]:

00= ACGC enabled (default)

01 = Reserved

10= ACGC disabled, ACGC set to the nominal value 11= ACGC frozen to the previous set value

36

TVP5147M1PFP

SLES140A—March 2007

Page 44
Image 44
Texas Instruments TVP5147M1PFP manual Luminance Contrast Register, Chrominance Saturation Register, Chroma Hue Register