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FS450, FS451
PRELIMINARY PRODUCT DESCRIPTION
JUNE, 2000, VERSION 1.2
40
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© 1999, 2000 FOCUS ENHANCEMENTS, INC.
PRELIMINARY INFORM ATION
6.2.21 HSync Width (48), Burst Width (49)
HSync Width (48)
7
6
5
4
3
2
1
0
HSYNC_WID7
HSYNC_WID6
HSYNC_WID5
HSYNC_WID4
HSYNC_WID3
HSYNC_WID2
HSYNC_WID1
HSYNC_WID0
Burst Width (49)
7
6
5
4
3
2
1
0
-
BURST_WID6
BURST_WID5
BURST_WID4
BURST_WID3
BURST_WID2
BURST_WID1
BURST_WID0
Reg
Bit#
Bit Name
Description
48
7-0
HSYNC_WID7-0
HSync Width. Width of HSync in 27MHz clocks (LSB bit 0 is
tied to zero).
49
6-0
BURST_WID6-0
Burst Width. Width of the burst in 27MHz clocks.
6.2.22 Back Porch Width (4A), Cb Burst Amplitude (4B)
Back Porch Width (4A)
7
6
5
4
3
2
1
0
BPORCH7
BPORCH6
BPORCH5
BPORCH4
BPORCH3
BPORCH2
BPORCH1
BPORCH0
Cb Burst Amplitude (4B)
7
6
5
4
3
2
1
0
CB_BURST7 CB_BURST6 CB_BURST5 CB_BURST4 CB_BURST3 CB_BURST2 CB_BURST1 CB_BURST0
Reg
Bit#
Bit Name
Description
4A
7-0
BPORCH7-0
Back Porch Width. Width of the back porch in 27MHz clocks
(LSB bit 0 is tied to zero).
4B
7-0
CB_BURST7-0
Cb Burst Amplitude Setting. Range {-127:127}
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