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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

FLASH

MCU

C8051

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Cirrus-logic CRD48L10 Manuale Utente Pagina 18