CS4812 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4812

Fixed Function Multi-Effects Audio Processor

Cirrus Logic 

VD

2.2 K

VD

2.2 K

SDA

SCL

MICRO

CONTROLLER

D

74HC74

RS

GPIO

RESET

CIRCUIT

D

VD

CS4812

SDA/CDOUT

SCL/CCLK

CLKOUT

AD0/CS

AD1/CDIN

REQ

SPI/I2C

SCPM/S

RST

PLLEN

Figure 8. Typical Connection Diagram, Control Port

I2C Slave Mode

CS4812

MISO

CCLK

MICRO

CONTROLLER

CS

MOSI

GPIO

RESET

CIRCUIT

D

74HC74

RS

D

VD

CS4812

SDA/CDOUT

SCL/CCLK

CLKOUT

AD0/CS

AD1/CDIN

REQ

SPI/I2C

SCPM/S

RST

PLLEN

Figure 9. Typical Connection Diagram, Control Port

SPI Slave Mode

16

DS291PP3

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