CS47L85 datasheet(347/370 Pages) CIRRUS

Part #	CS47L85

Description	Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub

PDF	370 Pages

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Manufacturer	CIRRUS [Cirrus Logic]

Direct Link	http://www.cirrus.com

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347 / 370 page

CS47L85

Rev 4.3

347

For details of the Boot Sequence

, see “Control Write Sequencer”.

The status of the CS47L85 digital I/O pins following Hardware Reset, Software Reset or Wake-

Up is described in the “Power-

On Reset (POR)

” section.

The Device ID can be read back from Register R0. The Hardware Revision can be read back from Register R1.

The Software Revision can be read back from Register R2. The Software Revision code is incremented if software driver

compatibility or software feature support is changed.

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R0 (0000h)

Software_R

eset

15:0

SW_RST_DEV_

ID [15:0]

6338h

Writing to this register resets all registers

to their default state.

Reading from this register will indicate

Device ID 6338h.

R1 (0001h)

Hardware_

Revision

7:0

HW_REVISION

[7:0]

Hardware Device revision.

(incremented for every new revision of

the device)

R2 (0002h)

Software_R

evision

6:0

SW_REVISION

[6:0]

Software Device revision.

(incremented if software driver

compatibility or software feature support

is changed)

Table 135 Device Reset and ID

CS47L85 Datasheet(PDF) 347 Page - Cirrus Logic

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