WM8994ECSSLASHR datasheet(332/363 Pages) CIRRUS

332 / 363 page

WM8994

332

Rev 4.6

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

44.1kHz sample rate.

ST_HPF

Digital Sidetone HPF Select

0 = Disabled

1 = Enabled

STR_SEL

Select source for sidetone STR path

0 = ADCR / DMICDAT1 (Right)

1 = DMICDAT2 (Right)

STL_SEL

Select source for sidetone STL path

0 = ADCL / DMICDAT1 (Left)

1 = DMICDAT2 (Left)

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R1792

(0700h)

GPIO 1

GP1_DIR

GPIO1 Pin Direction

0 = Output

1 = Input

GP1_PU

GPIO1 Pull-Up Enable

0 = Disabled

1 = Enabled

GP1_PD

GPIO1 Pull-Down Enable

0 = Disabled

1 = Enabled

GP1_POL

GPIO1 Polarity Select

0 = Non-inverted (Active High)

1 = Inverted (Active Low)

GP1_OP_CFG

GPIO1 Output Configuration

0 = CMOS

1 = Open Drain

GP1_DB

GPIO1 Input De-bounce

0 = Disabled

1 = Enabled

GP1_LVL

GPIO1 level. Write to this bit to set a GPIO output. Read

from this bit to read GPIO input level.

For output functions only, when GP1_POL is set, the

4:0

GP1_FN [4:0]

0_0000

GPIO1 Pin Function

00h = ADCLRCLK1

01h = GPIO

02h = SDOUT

03h = IRQ

04h = Temperature (Shutdown) status

05h = MICBIAS1 Current Detect

06h = MICBIAS1 Short Circuit Detect

07h = MICBIAS2 Current Detect

08h = MICBIAS2 Short Circuit Detect

09h = FLL1 Lock

0Ah = FLL2 Lock

0Bh = SRC1 Lock

0Ch = SRC2 Lock

0Dh = AIF1 DRC1 Signal Detect

0Eh = AIF1 DRC2 Signal Detect

WM8994ECS/R датащи(PDF) 332 Page - Cirrus Logic

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