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FS450, FS451
PRELIMINARY PRODUCT DESCRIPTION
JUNE, 2000, VERSION 1.2
45
COPYRIGHT
©
© 1999,2000 FOCUS ENHANCEMENTS, INC.
PRELIMINARY INFORM ATION
6.2.33 Active Video Line (71-72), First Video Line (73)
Unused (70)
Active Video Line (71)
7
6
5
4
3
2
1
0
ACT_LINE10
ACT_LINE9
ACT_LINE8
ACT_LINE7
ACT_LINE6
ACT_LINE5
ACT_LINE4
ACT_LINE3
Active Video Line (72)
7
6
5
4
3
2
1
0
0
0
0
0
0
ACT_LINE2
ACT_LINE1
ACT_LINE0
First Video Line (73)
7
6
5
4
3
2
1
0
1ST_LINE7
1ST_LINE6
1ST_LINE5
1ST_LINE4
1ST_LINE3
1ST_LINE2
1ST_LINE1
1ST_LINE0
Reg
Bit#
Bit Name
Description
71, 72
7-0, 2-0
ACT_LINE10-0
Active Video Line. Number of 27MHz clocks in active video line
(1440 setting refers to 720 of luma pixels and 720 chroma (Cb
and Cr) pixels; the LSB bits [1:0] are tied to zero).
73
7-0
1ST_LINE7-0
First Line of Video. Line number for the first line of video in a
field.
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