參數(shù)資料
型號(hào): FS450AC
廠商: Electronic Theatre Controls, Inc.
英文描述: i-Net TV Interface Video Processor
中文描述: 一至網(wǎng)絡(luò)電視接口視頻處理器
文件頁(yè)數(shù): 48/60頁(yè)
文件大?。?/td> 266K
代理商: FS450AC
FS450, FS451
PRELIMINARY PRODUCT DESCRIPTION
JUNE, 2000, VERSION 1.2
48
COPYRIGHT
ó
1999, 2000 FOCUS ENHANCEMENTS, INC.
PRELIMINARY INFORMATION
6.2.37 Misc. Bit Reg. 80, WSS Clock (81-82), WSS Data F1(83-85)
Miscellaneous Bit Register 80
7
6
5
4
3
2
1
0
0
WSS_F1EN
WSSF0_EN
WSS_TYPE
WSS_CLKBY
WSS_EDGE
1
WSS_EDGE
0
0
WSS Clock (81)
7
6
5
4
3
2
1
0
WSS_CLK
11
WSS_CLK
10
WSS_CLK
9
WSS_CLK
8
WSS_CLK
7
WSS_CLK
6
WSS_CLK
5
WSS_CLK
4
WSS Clock (82)
7
6
5
4
3
2
1
0
0
0
0
0
WSS_CLK
3
WSS_CLK
2
WSS_CLK
1
WSS_CLK
0
WSS Data Field 1 (83)
7
6
5
4
3
2
1
0
WSS_DATF0
19
WSS_DATF0
18
WSS_DATF0
17
WSS_DATF0
16
WSS_DATF0
15
WSS_DATF0
14
WSS_DATF0
13
WSS_DATF0
12
WSS Data Field 1 (84)
7
6
5
4
3
2
1
0
WSS_DATF0
11
WSS_DATF0
10
WSS_DATF0
9
WSS_DATF0
8
WSS_DATF0
7
WSS_DATF0
6
WSS_DATF0
5
WSS_DATF0
4
WSS Data Field 1 (85)
7
6
5
4
3
2
1
0
0
0
0
0
WSS_DATF0
3
WSS_DATF0
2
WSS_DATF0
1
WSS_DATF0
0
Reg
Bit#
Bit Name
Description
80
2-1
WSS_EDGE
1-0
WSS Edge Rate Control.
Edge rates are proportional to the
frequency of the WSS clock, but can also be scaled by the
WSS_EDGE parameter. Higher numbers indicate faster rise
and fall times on the WSS pulses.
WSS Clock Bypass.
Typically this is set=1 in NTSC and 0 in
PAL. =1 Causes the chroma clock to be used as the WSS
clock, =0 forces the local 12-bit WSS clock to be used.
WSS Type.
1=PAL, ITU-R BT.1119-2, 0=NTSC, EIAJ CPR-
1204
WSS Field 0 Enable.
Enables WSS signal in Field 0.
80
3
WSS_CLKBY
80
4
WSS_TYPE
80
5
WSSF0_EN
80
6
WSSF1_EN
WSS Field 1 Enable.
Enables WSS signal in Field 1.
81, 82
7-0, 3-0
WSS_CLK
11-0
WSS Clock Frequency.
Calculated from:
WSS Clock Frequency / Encoder Clock Frequency.
WSS Data for Field 1.
A waveform only appears when
WSSF1_EN=1.
83,84,85
7-0,7-0,3-0
WSS_DATAF1
19-0
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