PCM Interface (P4, P3, P1, P2)

Header

Function

P1

PCM_SDI

P2

PCM_CLK

P3

PCM_SYNC

P4

PCM_SDO

I2S Interface (J2)

Pin

Function

1

MCLK

2

I2S-CLK

3

I2S-DATA

4

I2S-WS

5

DGND

6

DGND

7

DGND

8

DGND

9

DGND

10

DGND

MIC Jack

Pin

Function

1

AGND

2

MIC-

3

MIC+

Misc Jumpers and Headers

DVDD/DGND (J10)

Pin

Function

1

DGND

2

AVDD

Misc Jumpers and Headers

AVDD/AGND (J9)

Pin

Function

1

AGND

2

AVDD

Misc Jumpers and Headers

MCLK/XTAL_IN (P5)

Pin

Function

1

DGND

2

MCLK/XTAL_IN

ADR SELECT (S1)

Jumper IN = LOW

Control interface responds to addresses 001000b (BASICCONFIG), 0010001b (VOICETESTCONFIG)), and 0010010b (GAIN-

CONFIG)

Jumper OUT = HIGH

Control interface responds to addresses 111000b (BASICCONFIG), 1110001b (VOICETESTCONFIG)), and 1110010b (GAIN-

CONFIG)

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