參數資料
型號: TVP5146M2PFPG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號轉換
英文描述: COLOR SIGNAL DECODER, PQFP80
封裝: GREEN, PLASTIC, HTQFP-80
文件頁數: 49/107頁
文件大?。?/td> 1427K
代理商: TVP5146M2PFPG4
Functional Description
38
SLES141B—August 2007
TVP5146M2PFP
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 and S-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 and S-video chrominance.
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 a component video): This register works for CVBS and S-video chrominance.
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
comb enable
Reserved
Automatic color gain control [1:0]
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
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