WM1811A datasheet(302/328 Pages) WOLFSON

302 / 328 page

WM1811A

Production Data

PD, November 2013, Rev 4.1

302

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R1800

(0708h)

GPIO 9

GP9_DIR

GPIO9 Pin Direction

0 = Output

1 = Input

GP9_PU

GPIO9 Pull-Up Enable

0 = Disabled

1 = Enabled

GP9_PD

GPIO9 Pull-Down Enable

0 = Disabled

1 = Enabled

GP9_POL

GPIO9 Polarity Select

0 = Non-inverted (Active High)

1 = Inverted (Active Low)

GP9_OP_CFG

GPIO9 Output Configuration

0 = CMOS

1 = Open Drain

GP9_DB

GPIO9 Input De-bounce

0 = Disabled

1 = Enabled

GP9_LVL

GPIO9 level. Write to this bit to set a GPIO output. Read from this bit to read

GPIO input level.

For output functions only, when GP9_POL is set, the register contains the

opposite logic level to the external pin.

4:0

GP9_FN [4:0]

0_0001

GPIO9 Pin Function

00h = ADCDAT3

01h = GPIO

02h = Reserved

03h = IRQ

04h = Temperature (Shutdown) status

05h = MICDET status

06h = Reserved

07h = Reserved

08h = Reserved

09h = FLL1 Lock

0Ah = FLL2 Lock

0Bh = SRC1 Lock

0Ch = SRC2 Lock

0Dh = AIF1 DRC Signal Detect

0Eh = Reserved

0Fh = AIF2 DRC Signal Detect

10h = Reserved

11h = FIFO Error

12h = OPCLK Clock output

13h = Temperature (Warning) status

14h = DC Servo Done

15h = FLL1 Clock output

16h = FLL2 Clock output

17h to 1Fh = Reserved

WM1811A Datasheet(PDF) 302 Page - Wolfson Microelectronics plc

WM1811A Datasheet(HTML) 302 Page - Wolfson Microelectronics plc

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