WM8311 datasheet(228/302 Pages) WOLFSON

228 / 302 page

WM8311

Pre-Production

PP, May 2012, Rev 3.1

228

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16453

(4045h)

GPIO14

Control

GP14_DIR

GPIO14 pin direction

0 = Output

1 = Input

14:13

GP14_PULL

[1:0]

GPIO14 Pull-Up / Pull-Down configuration

00 = No pull resistor

01 = Pull-down enabled

10 = Pull-up enabled

11 = Reserved

GP14_INT_MO

GPIO14 Interrupt Mode

0 = GPIO interrupt is rising edge triggered (if

GP14_POL=1) or falling edge triggered (if

GP14_POL=0)

1 = GPIO interrupt is triggered on rising and falling

edges

GP14_POL

GPIO14 Polarity select

0 = Inverted (active low)

1 = Non-Inverted (active high)

GP14_OD

GPIO14 Output pin configuration

0 = CMOS

1 = Open Drain

GP14_ENA

GPIO14 Enable control

0 = GPIO pin is tri-stated

1 = Normal operation

3:0

GP14_FN [3:0]

0000

GPIO14 Pin Function

Input functions:

0 = GPIO input (long de-bounce)

1 = GPIO input

2 = Power On/Off request

3 = Sleep/Wake request

4 = Sleep/Wake request (long de-bounce)

5 = Sleep request

6 = Power On request

7 = Watchdog Reset input

8 = DVS1 input

9 = DVS2 input

10 = HW Enable1 input

11 = HW Enable2 input

12 = HW Control1 input

13 = HW Control2 input

14 = HW Control1 input (long de-bounce)

15 = HW Control2 input (long de-bounce)

Output functions:

0 = GPIO output

1 = 32.768kHz oscillator output

2 = ON state

3 = SLEEP state

4 = Power State Change

5 = Reserved

6 = Touch Panel Pen Down

7 = Touch Panel Conversion complete

8 = DC-DC1 DVS Done

9 = DC-DC2 DVS Done

WM8311 Datasheet(PDF) 228 Page - Wolfson Microelectronics plc

WM8311 Datasheet(HTML) 228 Page - Wolfson Microelectronics plc

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