參數(shù)資料
型號: FS450
廠商: Electronic Theatre Controls, Inc.
英文描述: i-Net TV Interface Video Processor
中文描述: 一至網絡電視接口視頻處理器
文件頁數(shù): 50/60頁
文件大小: 266K
代理商: FS450
FS450, FS451
PRELIMINARY PRODUCT DESCRIPTION
JUNE, 2000, VERSION 1.2
50
COPYRIGHT
ó
1999, 2000 FOCUS ENHANCEMENTS, INC.
PRELIMINARY INFORMATION
6.2.39 WSS Field 0 Line Number, WSS Level, Misc. Bits Reg. 8D (8A-8D)
WSS Field 0 Line Number (8A)
7
6
5
4
3
2
1
0
WSS_LNF0
7
WSS_LNF0
6
WSS_LNF0
5
WSS_LNF0
4
WSS_LNF0
3
WSS_LNF0
2
WSS_LNF0
1
WSS_LNF0
0
WSS Level (8B)
7
6
5
4
3
2
1
0
WSS_LVL
9
WSS_LVL
8
WSS_LVL
7
WSS_LVL
6
WSS_LVL
5
WSS_LVL
4
WSS_LVL
3
WSS_LVL
2
WSS Level (8C)
7
6
5
4
3
2
1
0
0
0
0
0
0
0
WSS_LVL
1
WSS_LVL
0
Miscellaneous Bits Register 8D
7
6
5
4
3
2
1
0
0
0
0
NOTCH_EN
NOTCH_WD
NOTCH_FRQ
2
NOTCH_FRQ
1
NOTCH_FRQ
0
Reg
Bit#
Bit Name
Description
8A
7-0
WSS_LNF0
7-0
Field 0 WSS Line.
Line number (relative to the previous
VSync) at which the WSS data will appear in Field 0.
8B, 8A
7-0, 1-0
WSS_LVL
9-0
WSS High Level.
WSS waveform will rise from VBIBL_LVL to
WSS_LVL in a 0 to 1 transition.
8D
2-0
NOTCH_FRQ
2-0
Notch Frequency.
Selects from 8 possible frequencies around
which the notch will be centered (see table below).
8D
3
NOTCH_WD
Notch Filter Wide Bandwidth.
1=wide, 0=narrow.
8D
4
NOTCH_EN
Notch Filter Enable.
1=On, 0=Off.
NOTCH_FRQ
0
1
2
Description
Notch Y Value
1 + 1/8 + 1/16
1 + 1/8 + 1/64
1 + 1/8 + 1/16 (wide)
1 (narrow)
1 - 1/128
1 - 1/32 - 1/64
1 - 1/8 - 1/32 -1/128 (wide)
1 - 1/4 + 1/32 -1/128 (narrow)
1 - 1/8 - 1/16 - 1/32
1 - 1/4 - 1/32
Notch Y Value
1.1875
1.1406
1.0938
1.0000
0.9922
0.9531
0.8359
0.7734
0.7813
0.7188
CCIR 601 NTSC
3
4
5
SQ Pixel NTSC
SQ Pixel PAL
CCIR 601 PAL
6
7
Table 6: NOTCH_FRQ Values
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