DATA SHEET
VSP 94x2A
2
Table 3–8: I C bus command description, continued
Bit
Subaddress 76h
D7-D0 REFTRIM
Name
Description
Reference Value Bandgap
‘01000000’: low reference
[CP-CD]
‘00000000’: medium reference
‘01111111’: high reference
‘1XXXXXXX’: reference disabled, resistor used
Subaddress 77h
D7-D4
REFTRIMCV
[CP-CD]
Reference Value ADC CVBS (antialiasfilter)
‘0000’: narrow
‘1111’: wide
D3-D0
REFTRIMRGB
[CP-CD]
Reference Value ADC RGBF (antialiasfilter)
‘0000’: narrow
‘1111’: wide
Subaddress 78h
D7
SLLTHDVP
Vertical Slicing Level Threshold Polarity
[CP-CD]
‘0’: positive
‘1’: negative
D6
THRSEL
[CP-CD]
H Slicing level threshold
‘0’: 50 %
‘1’: 37 %
D5-D0
CLMPST1S
[CP-CD]
Clamping start for ADC1
‘000000’: 0 µs
‘011100’: 5.6 µs
‘111111’: 12.8 µs
Subaddress 79h
D7-D6
SCMIDL
SECAM identification level
[CP-CD]
‘00’: 128
‘01’: 64
‘10’: 96
‘11’: 80
D5-D0
CLMPST2S
[CP-CD]
Clamping start ADC2
‘000000’: 0 µs
‘011100’: 5.6 µs
‘111111’: 12.8 µs
Micronas
Aug. 16, 2004; 6251-552-1DS
83
MICRONAS [ MICRONAS ]
