參數(shù)資料
型號(hào): TVP5151IPBSQ1
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: COLOR SIGNAL DECODER, PQFP32
封裝: GREEN, PLASTIC, QFP-32
文件頁(yè)數(shù): 40/86頁(yè)
文件大?。?/td> 964K
代理商: TVP5151IPBSQ1
TVP5151
www.ti.com
SLES241C – SEPTEMBER 2009 – REVISED SEPTEMBER 2010
3.21.23 Vertical Blanking Stop Register
Address
19h
Default
00h
7
6
5
4
3
2
1
0
Vertical blanking stop
Vertical blanking (VBLK) stop
0111 1111 = 127 lines after stop of vertical blanking interval
0000 0001 = 1 line after stop of vertical blanking interval
0000 0000 = Same time as stop of vertical blanking interval (default) (see Figure 3-5)
1111 1111 = 1 line before stop of vertical blanking interval
1000 0000 = 128 lines before stop of vertical blanking interval
Vertical blanking is adjustable with respect to the standard vertical blanking intervals. The setting in this
register determines the timing of the GPCL/VBLK signal when it is configured to output vertical blank (see
register 03h). The setting in this register also determines the duration of the luminance bypass function
(see register 07h).
3.21.24 Chrominance Control #1 Register
Address
1Ah
Default
0Ch
7
6
5
4
3
2
1
0
Reserved
Color PLL reset
Chrominance
Automatic color gain control
adaptive comb
comb filter
filter enable
enable (CE)
(ACE)
Color PLL reset
0 = Color PLL not reset (default)
1 = Color PLL reset
When a 1 is written to this bit, the color PLL phase is reset to zero and the subcarrier PLL phase reset
bit is transmitted on terminal 23 (GLCO) on the next line (NTSC or PAL).
Chrominance adaptive comb filter enable (ACE)
0 = Disable
1 = Enable (default)
Chrominance comb filter enable (CE)
0 = Disable
1 = Enable (default)
Automatic color gain control (ACGC)
00 = ACGC enabled (default)
01 = Reserved
10 = ACGC disabled
11 = ACGC frozen to the previously set value
Copyright 2009–2010, Texas Instruments Incorporated
Functional Description
45
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