Cirrus-logic CRD48L10 Manual de usuario Pagina 18

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4
3.1 S1 Button Control (No LCD)
Figure 3-6. S/PDIF OPTICAL Active
Each of the input modes is described in the following sections.
The MCU configures the data paths shown feeding the DSP in the following data path diagrams. Inactive paths are shown
in gray. The DSP project determines how the audio is processed and which audio goes out each DAO port. The default
DSP projects programmed into the CRD48L10 are configured to process the audio paths shown in blue.
3.1.3 MP3 Decode from FLASH (U9)
Figure 3-7. Data Path for FLASH Playback
Digital MIC
MIC1
MIC2
Line In (L)
Line In (R)
ASP OUT
XSP OUT
DAI1
DAI2
DAO1
DAO2
ASP IN
XSP IN
Speakerphone (L)
Speakerphone (R)
AMP
(CS3501 )
EAR
Headphone Outputs (L&R)
Line Outputs (L&R)
(CS42 L73 )
VSP OUTVSP IN
SCP
(CS48L10)
ADC
DAC
DAC
FLASH
U9
MCU
C8051
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