CS4228-KS Ver la hoja de datos (PDF) - Cirrus Logic

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CS4228-KS

24-Bit, 96 kHz Surround Sound Codec

Cirrus Logic 

CS4228

REGISTER DESCRIPTION

All registers are read/write except for Chip Status, which is read only. See the following bit definition tables for bit

assignment information. The default bit state after power-up sequence or reset is listed underneath the bit definition

for that field. Default values are also marked with an asterick.

Memory Address Pointer (MAP) - not a register

7

INCR

1

6

5

RESERVED

0

0

4

MAP4

0

3

MAP3

0

2

MAP2

0

1

MAP1

0

0

MAP0

1

INCR

MAP4:0

memory address pointer auto increment control

0 - MAP is not incremented automatically.

*1 - internal MAP is automatically incremented after each read or write.

Memory address pointer (MAP). Sets the register address that will be read or written by the con-

trol port.

CODEC Clock Mode

Address 0x01

7

HRM

0

HRM

CI1:0

6

5

4

RESERVED

0

0

0

3

2

CI1

CI0

0

1

1

0

RESERVED

0

0

Sets the sample rate mode for the ADCs and DACs

*0 - Base Rate Mode (BRM) supports sample rates up to 50kHz

1 - High Rate Mode (HRM) supports sample rates up to 100 kHz. Typically used for

96 kHz sample rate.

Specifies the ratio of MCLK to the sample rate of the ADCs and DACs (Fs)

CI1:0

0

*1

2

3

BRM (Fs)

128

256

384

512

HRM (Fs)

64

128

192

256

DS307PP1

19

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