FS450, FS451
PRELIMINARY PRODUCT DESCRIPTION
JUNE, 2000, VERSION 1.2
39
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© 1999,2000 FOCUS ENHANCEMENTS, INC.
PRELIMINARY INFORM ATION
6.2.20 Miscellaneous Bits Registers 46 and 47
Miscellaneous Bits Register 46
7
6
5
4
3
2
1
0
RGB_SETUP
RGB_SYNC2
RGB_SYNC1
RGB_SYNC0
YC_DELAY2
YC_DELAY1
YC_DELAY0
CVBS_EN
Miscellaneous Bits Register 47
7
6
5
4
3
2
1
0
0
0
0
0
CHR_BW1
COMP_YUV
COMP_GAIN1
COMP_GAIN0
Reg
Bit#
Bit Name
Description
46
0
CVBS_EN
CVBS Enable. Enables composite and luma outputs.
46
3-1
YC_DELAY2-0
YC Delay. Relative pipeline delay between luma and chroma
outputs (4=0 clock; 0=luma lags chroma by 4 clocks; 7=chroma
lags luma by 3 clocks).
46
6-4
RGB_SYNC2-0
RGB Sync. Provide sync to RGB components: [2]=1, sync on
red; [1]=1, sync on green; [0]=1, sync on blue.
46
7
RGB_SETUP
RGB Setup. Provide black level (0) or blank level (1) setup for
RGB outputs..
47
1-0
COMP_GAIN1-0
Composite Chroma Gain. Percentage of chroma used in
composite output: 00=100%, 01=25%, 10=50%, 11=75%.
47
2
COMP_YUV
Component YUV. Enables bypass on the RGB inputs sending
component data YUV through.
47
3
CHR_BW1
Chroma Filter Bandwidth Control. 00=narrow, 01=wide,
10=extra wide, 11=ultra wide (see Miscellaneous Bit Register 74
for bit 0).
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