CS4525 datasheet(88/98 Pages) CIRRUS

88 / 98 page

DS726PP3

CS4525

9.19

Power Control (Address 5Fh)

9.19.1

Automatic Power Stage Retry (AutoRetry)

Default = 1

Function:

Enables the Auto-Retry function upon over-current error. See “Automatic Power Stage Shut-Down” on

page 53.

9.19.2

Enable Over-Current Protection (EnOCProt)

Default = 1

Function:

Enables the PWM power output over-current protection feature described in “Automatic Power Stage

Shut-Down” on page 53.

WARNING: The EnOCProt bit must never to changed from its default value of 1. Doing so will disable the over-cur-

rent protection feature and may result in permanent damage to the CS4525.

9.19.3

Select VD Level (SelectVD)

Default = 1

Function:

This bit selects between a VD of 2.5 V, 3.3 V, or 5.0 V.

9.19.4

Power Down ADC (PDnADC)

Default = 1

Function:

The ADC will enter a power down state when this bit is enabled.

543

AutoRetry

EnOCProt

SelectVD

PDnADC

PDnOut3/4

PDnOut2

PDnOut1

PDnAll

AutoRetry Setting

Auto-Retry State

0 .......................................... Auto-Retry feature disabled.

1 .......................................... Auto-Retry feature enabled.

SelectVD Setting

Selected VD Level

0 .......................................... VD = 2.5 V.

1 .......................................... VD = 3.3 V or 5.0 V.

PDnADC Setting

ADC Power-Down State

0 .......................................... Normal ADC operation.

1 .......................................... ADC power-down enabled.

CS4525 Datasheet(PDF) 88 Page - Cirrus Logic

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