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Closed-Caption Decoder
Closed-Caption Decoder Registers
Panasonic Semiconductor Development Company MN102H75K/F75K/85K/F85K LSI User Manual
238
Panasonic
MAXMIN: CRI Interval Maximum and Minimum Register x’007E02’
(MAXMINW x’007E22’)
MAX[7:0]: Maximum value during the CRI interval
Valid range: x’00’ to x’FF’
MIN[7:0]: Minimum value during the CRI interval
Valid range: x’00’ to x’FF’
SLICE: VBI Data Slice Level Register x’007E04’
(SLICEW x’007E24’)
SLSF[7:0]: VBI data slice level—software setting
Valid range: x’00’ to x’FF’
SLHD[7:0]: VBI data slice level—hardware calculation
Valid range: x’00’ to x’FF’
Bit:1514131211109876543210
MAX7 MAX6 MAX5 MAX4 MAX3 MAX2 MAX1 MAX0 MIN7 MIN6 MIN5 MIN4 MIN3 MIN2 MIN1 MIN0
Reset:0000000011111111
R/W:RRRRRRRRRRRRRRRR
Bit:1514131211109876543210
SLSF
7
SLSF
6
SLSF
5
SLSF
4
SLSF
3
SLSF
2
SLSF
1
SLSF
0
SLHD
7
SLHD
6
SLHD
5
SLHD
4
SLHD
3
SLHD
2
SLHD
1
SLHD
0
Reset:
R/W:R/WR/WR/WR/WR/WR/WR/WR/WRRRRRRRR
Figure 9-12 SLSF and SLHD Multiplexing
MUX
Compare
SLICESEL
SLSF
SLHD
Composite signal
from ADC
0/1 data