ml87v21071 Oki Semiconductor, ml87v21071 Datasheet - Page 103

• Manufacturer Part Number: ml87v21071
• Description: Video Signal Noise Reduction Ic With A Built-in Frame Memory
• Manufacturer: Oki Semiconductor

2.3.9 Noise Read Data Select Setting
OKI Semiconductor
SUB_ADDRESS=57h(W/R): Noise read data select setting
YNAMS Initial value: 0; Setting range: 0 to 1
CNAMS Initial value: 0; Setting range: 0 to 1
NRDTP[3:0] Initial value: 0000; Setting range: 0001 to 1111
DTPSL Initial value: 0; Setting range: 0 to 1
Register name
DATA_BIT
Sets luminance signal noise data read selection.
Selects a value that is reflected on YAVRO[6:0] and YMAXO[5:0].
Sets chrominance signal noise data read selection.
Selects a value that is reflected on CAVRO[6:0] and CMAXO[5:0].
Sets auto mode noise detection position.
Sets noise detection reference position.
Table R2-3-9 (2) Chrominance Signal Noise Data Read Select Setting
Table R2-3-9 (1) Luminance Signal Noise Data Read Select Setting
Table R2-3-9 (3) Noise Detection Reference Position Setting
DTPSL
BIT7
CNAMS
YNAMS
DTPSL
(Reserved)
0
1
0
1
0
1
BIT6
BIT5
Noise detection reference position
1st line after valid data end line
2nd line after valid data end line
3
CAVRO [6:0], CMAXO[5:0]
YAVRO [6:0], YMAXO[5:0]
8 frames average
8 frames average
1 frame detection
1 frame detection
BIT4
2
NRDTP
BIT3
1
BIT2
0
CNAMS
BIT1
PEDL87V21071-01
ML87V21071
YNAMS
BIT0
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