WM8753LEBSLASHV datasheet(22/87 Pages) WOLFSON

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Advanced Information

WM8753L

AI Rev 3.1 June 2004

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

[4:3]

LMSEL[1:0]

Line Mix Select:

00: LINE1 + LINE2

01: LINE1 – LINE2

10: LINE1 (LINE2 disconnected)

11: LINE2 (LINE1 disconnected)

Mono Mux Select

0 : Line Mix Output

1: Rx Mix output ( RXP +/– RXN )

Right Mux Select

0 : LINE2

1 : Rx Mix output ( RXP +/– RXN )

R47 (2Fh)

Input Control (1)

Left Mux Select

0 : LINE1

1 : Rx Mix output ( RXP +/– RXN )

Table 4 Input and Bypass Mux Control

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

[7:6]

RXMSEL[1:0]

Differential input, Rx, mixer

00: RXP – RXN

01: RXP + RXN

10: RXP (RXN disconnected)

11: RXN (RXP disconnected)

[5:4]

MICMUX[1:0]

Mic Mux Sidetone Select

00 : Sidetone = Left PGA output

01 : Sidetone = Mic 1 preamp output

10 : Sidetone = Mic 2 preamp output

11 : Sidetone = Right PGA output

LINEALC

ALC Mix input select Line Mix

0 : Line Mix not selected into ALC Mix

1 : Line Mix selected into ALC Mix

MIC2ALC

ALC Mix input select MIC2

0 : MIC2 not selected into ALC Mix

1 : MIC2 selected into ALC Mix

MIC1ALC

ALC Mix input select MIC1

0 : MIC1 not selected into ALC Mix

1 : MIC1 selected into ALC Mix

R48 (30h)

Input Control (2)

RXALC

ALC Mix input select RX

0 : RX not selected into ALC Mix

1 : RX selected into ALC Mix

Table 5 ALC Mix and Mic Mux Input Select

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