WM8533

Production Data

w

PD, July 2012, Rev 4.0

18

REGISTER RESET

Any write to register R0 (00h) will reset the WM8533. All register bits are reset to their default values.

CHIP ID AND REVISION

Reading from register R0 (00h) returns the Chip ID. Reading from register R1 returns the Chip

revision number.

REGISTER

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R0 (00h)

DEVICE_ID

15:0

CHIP_ID

[15:0]

8523h

Chip ID

Writing to this register resets all registers to

their default state.

Reading from this register will indicate the

Chip ID 8523h.

R1 (01h)

REVISION

2:0

CHIP_REV

[2:0]

001

Chip Revision

Indicates the Chip Revision number

Table 8 Chip ID and Revision Number