PEDL87V21071-01
OKI Semiconductor
ML87V21071
Table F2-1-8 (2) Auto Mode 2 (AMM = 1)
YBDTO
CBDTO
YDTO1
CDTO1
YDTO2
CDTO2
NRAUTO
0
Noise reduction mode
Remarks
X
X
X
Register fixed value mode
AYNS [1:0], YCNA [1:0], AYLM
[1:0], YCLM [1:0], and AYMS [1:0]
Auto mode
(Noise low follow-up status) are valid. YNRM, CNRM, YABN
1
0
0
X
With upper limit
motion compensation
maximum
and CABN settings are ignored;
operation is equivalent to YNRM =
1, CNRM = 1, YABN = 0, CABN =
0, and YMDM = 1.
AYNS[1:0], YCNA[1:0],
Auto mode
(Noise low follow-up status)
With upper limit
AYLM[1:0], YCLM[1:0], and
AYMS[1:0] are valid. Operation is
equivalent to YMDM = 1.
1
1
1
0
1
1
1
X
X
X
0
1
AYMS[1:0] and AYOFF[3:1] are
valid same as register fixed value
mode other than YMS[4:0] and
YMOFF[3:1]. Operation is
Auto mode
(Fixed register status)
equivalent to YMDM = 1.
AYABN, ACABN, AYNS[1:0],
YCNA[1:0], AYLM[1:0],
YCLM[1:0], and AYMOFF[3:1] are
valid.
Auto mode
(Noise high follow-up status)
With lower limit
Blanking period
noise level detection
4 frames continuous
medium/high noise level
4 frames continuous
low noise level
Noise
judgment
Valid data period noise
level detection
Valid data period noise
level detection
Blanking period
4 frames continuous
low noise level
Valid data period
4 frames continuous
low noise level
4 frames continuous
low noise level
4 frames continuous
medium/high noise level
Noise level
judgment
Noise level
comparison
4 frames
4 frames
continuous high
noise level
4 frames
continuous high
noise level
Noise follow noise reduction
(with upper limit)
Motion compensation
Noise follow-up
noise reduction
(with upper limit)
continuous low/
medium noise
level
4 frames continuous
medium noise level
Noise level
comparison
Noise level
comparison
maximum
Valid data period
noise follow-up
noise reduction
(with lower limit)
Valid data period
Fixed value
noise reduction
Fixed value
noise reduction
noise follow-up
noise reduction
(with lower limit)
Figure F2-1-8 (2) Auto Mode Judgment Flow (AMM = 1)
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