Functional Description
2.11.11 Luminance Contrast Register
Subaddress | 0Ah |
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Default | 80h |
7
6
5
4
3
2
1
0
Contrast [7:0]
Contrast [7:0]: This register works for CVBS,
1111 1111 = 255 (maximum contrast)
1000 0000 = 128 (default)
0000 0000 = 0 (minimum contrast)
2.11.12 Chrominance Saturation Register
Subaddress | 0Bh |
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Default | 80h |
7
6
5
4
3
2
1
0
Saturation [7:0]
Saturation [7:0]: This register works for CVBS,
1111 1111 = 255 (maximum)
1000 0000 = 128 (default)
0000 0000 = 0 (no color)
2.11.13 Chroma Hue Register
Subaddress | 0Ch |
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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 |
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Default |
| 00h |
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7 | 6 |
| 5 | 4 | 3 | 2 | 1 | 0 | |
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| Reserved |
| Color PLL reset | Chrominance adaptive | Reserved | Automatic color gain control [1:0] | |||
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| comb enable | |||||||
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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 |