TL7231MD Datasheet, PDF (19/37 Pages) Samsung semiconductor – FULL LAYER-III ISO/IEC 11172-3 AUDIO DECODER

TL7231MD
7
6
5
Reserved
4
3
2
1
0
I2S
PL
PB EDAC EADC
Bit
Bit
Number Mnemonic
Function
4
I2S
I²S Format Enable:
When set, I²S format (1 bit delay), When cleared normal
PCM format. Reset value is 0.
3
PL
Polarity of DACLRCK:
When cleared, left channel data is sent through
DACSDATA during LRCK=0. When set, right channel
data is sent through DACSDATA during LRCK=0. Reset
value is 0. (Refer Figure17.)
4
PB Polarity of DACBCK:
When cleared, DACSDATA has valid data between falling
edges of DACBCK. When set, DACSDATA has valid data
between rising edges of DACBCK. (Refer Figure17.)
Reset value is 0.
1
EDAC External DAC Enable:
When set, external DAC is used. Reset value is 0.
0
EADC External ADC Enable:
When set, external ADC is used. Reset value is 0.
Figure 8. I/O Status reported through HDO3
7
6
5
4
3
2
1
0
Volume
Bit
Bit
Number Mnemonic
Function
7:0
Volume ^{The value can be 0 to 200.}
Figure 9. Volume reported through HDO4
SAMSUNG Electronics CO.
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