WM8310 datasheet(197/291 Pages) WOLFSON

197 / 291 page

Pre-Production

WM8310

PP, May 2012, Rev 3.1

197

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

0 = GPIO output

1 = 32.768kHz oscillator output

2 = ON state

3 = SLEEP state

4 = Power State Change

5 = Reserved

6 = Reserved

7 = Reserved

8 = DC-DC1 DVS Done

9 = DC-DC2 DVS Done

10 = External Power Enable1

11 = External Power Enable2

12 = System Supply Good (SYSOK)

13 = Converter Power Good (PWR_GOOD)

14 = External Power Clock (2MHz)

15 = Auxiliary Reset

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16441

(4039h)

GPIO2

Control

GP2_DIR

GPIO2 pin direction

0 = Output

1 = Input

14:13

GP2_PULL

[1:0]

GPIO2 Pull-Up / Pull-Down configuration

00 = No pull resistor

01 = Pull-down enabled

10 = Pull-up enabled

11 = Reserved

GP2_INT_MOD

GPIO2 Interrupt Mode

0 = GPIO interrupt is rising edge triggered (if

GP2_POL=1) or falling edge triggered (if GP2_POL=0)

1 = GPIO interrupt is triggered on rising and falling

edges

GP2_PWR_DO

GPIO2 Power Domain select

0 = DBVDD

1 = PMICVDD (LDO12)

GP2_POL

GPIO2 Polarity select

0 = Inverted (active low)

1 = Non-Inverted (active high)

GP2_OD

GPIO2 Output pin configuration

0 = CMOS

1 = Open Drain

GP2_ENA

GPIO2 Enable control

0 = GPIO pin is tri-stated

1 = Normal operation

3:0

GP2_FN [3:0]

0000

GPIO2 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)

WM8310 Datasheet(PDF) 197 Page - Wolfson Microelectronics plc

WM8310 Datasheet(HTML) 197 Page - Wolfson Microelectronics plc

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