STW5094 datasheet(15/37 Pages) STMICROELECTRONICS

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STw5094

Control Register CR16 Functions (Address: 0x10)

(1) significant in 18

⁄ 20 ⁄ 24 bit per word mode only

(2) Left Channel data is always received first.

(3) First bit delay, in 18

⁄ 20 ⁄ 24 bit per word mode, is applied only if word is left justified.

*: state at power on initialization

Control Register CR17 Functions (Address: 0x11)

*: state at power on initialization

X: reserved write 0

765432

Function

POL

ORD

DIF

INV

FOR

SCL

PREC(1:0)

OCK polarity, SCK changes on the rising edge of OCK

OCK polarity, SCK changes on the falling edge of OCK

Audio I/F data order, the MSB is received first (I2S)

Audio I/F data order, the LSB is received first

Audio I/F data alignment, the word is left justified (I2S)(1) *

Audio I/F data alignment, the word is right justified

(1)

LRCK polarity, when LRCK=0 Left data is received

(I2S) (2) *

LRCK polarity, when LRCK=1 Left data is received

(2)

Audio I/F format, I2S format (first bit is delayed)

(3) *

Audio I/F format, non delayed formats

SCK polarity, SDI and LRCK sampled on the rising edge

(I2S)

SCK polarity, SDI and LRCK sampled on the falling edge

Audio I/F data width 16 bit (32 SCK clocks per frame)

Audio I/F data width 18 bit (64 SCK clocks per frame)

Audio I/F data width 20 bit (64 SCK clocks per frame)

Audio I/F data width 24 bit (64 SCK clocks per frame)

765432

Function

REN

RLM

ROI

RDL

Remocon Function disabled

Remocon Function enabled

Remocon output in transparent mode

Remocon output in latched mode

Remocon output not inverted

Remocon output inverted

Remocon detection latch reset by

µP*

Remocon detection latch set by internal logic

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