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TW2864D Datasheet(PDF) 63 Page - Renesas Technology Corp

Part # TW2864D
Description  4-Channel Video Decoders and Audio Codecs For Security Applications
PDF  110 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

TW2864D Datasheet(HTML) 63 Page - Renesas Technology Corp

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TW2864
FN7745 Rev. 0.00
Page 63 of 110
September 28, 2012
BIT
FUNCTION
R/W
DESCRIPTION
RESET
2
Reserved
R/W
0
=
Normal
operation(must
be
0),
1 = AINSWTEST
0
1
YFLEN
R/W
Analog
Video
CH1/CH2/CH3/CH4
anti-alias
filter
control
1 = enable
0 = disable
1
YSV
R/W
Analog
Video
CH1/CH2/CH3/CH4
Reduced
power
mode
1 = enable
0 = disable
0
0X82 – ANALOG CONTROL REISTER2
BIT
FUNCTION
R/W
DESCRIPTION
RESET
7
CTEST
R/W
Clamping control for debugging use.(Test purpose only)
0
6
YCLEN
R/W
1
=
Y
channel
clamp
disabled
(Test
purpose
only)
0 = Enabled.
0
5
CKIPOL
R/W
[REV_ID>=2
only]
27MHz
clock
output
signal
rise/fall
timing.
0:
change
by
54MHz
clock
output
falling
edge.
1: change by 54MHz clock output rising edge.
0
4
AFLTEN
R/W
1
=
Analog
Audio
input
Anti-Aliasing
Filter
enabled
(REV_ID=0/1/2
TW2864
default)
0
=
Disabled.(must
be
0
for
no
Audio
Input
cross-talk)
(REV_ID=3 TW2864 default)
0
3
GTEST
R/W
1
=
Internal
test.(Test
purpose
only)
0 = Normal operation.
0
2
VLPF
R/W
Clamping filter control.
0
1
CKLY
R/W
Clamping current control 1.
0
0
CKLC
R/W
Clamping current control 2.
0
0X83 – CONTROL REGISTER I
BIT
FUNCTION
R/W
DESCRIPTION
RESET
7
PBW
R/W
1 = Wide Chroma BPF BW
0 = Normal Chroma BPF BW
1
6
DEM
R/W
Reserved
1
5
PALSW
R/W
1 = PAL switch sensitivity low.
0 = PAL switch sensitivity normal.
0
4
SET7
R/W
1 = The black level is 7.5 IRE above the blank level.
0 = The black level is the same as the blank level.
0
3
COMB
R/W
1 = Adaptive comb filter for NTSC and PAL (recommended).
Not for SECAM.
0 = Notch filter. For SECAM.
1
2
HCOMP
R/W
1 = operation mode 1. (recommended)
0 = mode 0.
1
1
YCOMB
R/W
1 = Bypass Comb filter when there is no burst presence
0 = No bypass
0
0
PDLY
R/W
PAL delay line.
0 = enabled.
1 = disabled.
0
0X84 – COLOR KILLER HYSTERESIS CONTROL REGISTER
BIT
FUNCTION
R/W
DESCRIPTION
RESET



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