參數(shù)資料
型號: TVP3020-135
廠商: Texas Instruments, Inc.
英文描述: Video Interface PALETTE(視頻接口調(diào)色器)
中文描述: 視頻接口盒(視頻接口調(diào)色器)
文件頁數(shù): 23/98頁
文件大小: 582K
代理商: TVP3020-135
2–9
VGA data pipeline delay is adjusted within the Viewpoint VIP depending on whether
self- or externally-clocked frame-buffer interface timing is used (see Section 2.3.2).
If the Viewpoint palette is programmed for self-clocked timing, three additional dot
clock pipeline delays are inserted into the internal VGA data path and into the
internal blanking signal. The additional pipeline delay accounts for the difference
between VGABL or SYSBL and the pixel data inputs (P0–P63) when used in the
self- and externally-clocked modes. This is so the VGA and pixel-port data remain
synchronous in time when doing auxiliary window, port select, or color-keyed
switching (see Section 2.6). If externally clocked timing is used, the VGA port and
the pixel port are already synchronous since both data and blanking are presented
to the palette during the same CLK0 clock cycle.
VCLK
In Phase
SYSBL
at Input Terminal
LD
Internal Delayed
LCLK = RCLK
BLNK
(internal signal
before DOTCLK
pipeline delay)
PIXEL DATA
at Input Terminal
SCLK
Latch Last Group
of Pixel Data
Latch First Group of Pixel Data
Latch Last Group
of Pixel Data
Last Group of Pixel Data
1st
Group
2nd
Group
3rd
Group
4th
Group
5th
Group
6th
Group
Figure 2–2. SCLK/VCLK Control Timing
(SSRT Disabled, RCLK/SCLK Frequency = VCLK Frequency)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TVP3020-135MDN 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:
TVP3020-135PCE 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:
TVP3020-175MDN 制造商:TI 制造商全稱:Texas Instruments 功能描述:Video Interface Palette
TVP3020-175PCE 制造商:TI 制造商全稱:Texas Instruments 功能描述:Video Interface Palette
TVP3020-200MDN 制造商:Rochester Electronics LLC 功能描述:- Bulk