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參數資料
型號: TVP5157PNP
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號轉換
英文描述: COLOR SIGNAL DECODER, PQFP128
封裝: GREEN, PLASTIC, HTQFP-128
文件頁數: 71/108頁
文件大小: 1395K
代理商: TVP5157PNP
SLES243E
– JULY 2009 – REVISED MARCH 2011
Table 4-50. F-Bit and V-Bit Decode Control
Subaddress
88h
Default
03h
7
6
5
4
3
2
1
0
Reserved
VPLL
Adaptive
Reserved
F-Mode [1:0]
VPLL
VPLL time constant control
0
VPLL adapts time constants to input signal
1
VPLL time constants fixed
Adaptive
0
Enable F and V bit adaptation to detected lines per frame
1
Disable F and V bit adaptation to detected lines per frame
F-Mode [1:0]
F-bit control mode
Auto: If lines per frame is standard decode F and V bits as per 656 standard from line count else decode F bit from
00
VSYNC input and set V bit = 0
01
Decode F and V from input syncs
10
Reserved
11
Always decode F and V bits from line count (TVP5146 compatible)
This register is used in conjunction with register 89h as shown:
Reg 88h
Reg 89h
Standard LPF
Non-standard LPF
Mode
Bit 1
Bit 0
Bit 3
Bit 2
F
V
F
V
0
Reserved
0
1
TVP5158
656
Toggle
Switch9
0
1
0
TVP5158
656
Pulse
0
1
Reserved
0
1
0
Reserved
0
1
0
1
656
Toggle
Switch9
0
1
0
656
Pulse
0
1
Reserved
1
0
Reserved
1
0
1
Reserved
1
0
1
0
Reserved
1
0
1
Reserved
Even = 1
1
0
TVP5146
656
Switch
Odd = toggle
1
0
1
TVP5146
656
Toggle
Switch
1
0
TVP5146
656
Pulse
Switch
1
Reserved
656
ITU-R BT.656 standard
Toggle
Toggles from field to field
Pulse
Pulses low for 1 line prior to field transition
Switch
V bit switches high before the F bit transition and low after the F bit transition
Switch9
V bit switches high 1 line prior to F bit transition, then low after 9 lines
Reserved
Not used
Copyright
2009–2011, Texas Instruments Incorporated
Internal Control Registers
65
Product Folder Link(s): TVP5158 TVP5157 TVP5156
相關PDF資料
PDF描述
TVP5156PNPR COLOR SIGNAL DECODER, PQFP128
TVP5156PNP COLOR SIGNAL DECODER, PQFP128
TVP5158IPNPR COLOR SIGNAL DECODER, PQFP128
TVP5158IPNP COLOR SIGNAL DECODER, PQFP128
TVP5158PNPR COLOR SIGNAL DECODER, PQFP128
相關代理商/技術參數
參數描述
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