WM8352 datasheet(187/336 Pages) WOLFSON

187 / 336 page

Production Data

WM8352

PD, February 2011, Rev 4.4

187

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R142 (8Eh)

GPIO

function

select 3

3:0

GP8_FN

[3:0]

Dependant on

CONFIG

settings

GPIO8 function definition

Input

(GPn_DIR=1)

Output

(GPn_DIR=0)

0000

GPIO

0001

/MR

/VCC_FAULT

0010

ADCBCLK

0011

PWR_OFF

/BATT_FAULT

0100

HIBERNATE

(Edge)

/RST

7:4

GP9_FN

[3:0]

Dependant on

CONFIG

settings

GPIO9 function definition

Input

Output

0000

GPIO

0001

HEARTBEAT

/VCC_FAULT

0010

MASK

LINE_GT_BATT

0011

PWR_OFF

/BATT_FAULT

0100

HIBERNATE

(Level)

/MEMRST

11:8

GP10_F

N [3:0]

Dependant on

CONFIG

settings

GPIO10 function definition

Input

Output

0000

GPIO

0001

ISINKC

0010

LINE_GT_BATT

0011

PWR_OFF

CH_IND

15:1

GP11_F

N [3:0]

Dependant on

CONFIG

settings

GPIO11 function definition

Input

Output

0000

GPIO

0001

ISINKD

0010

/WAKEUP

LINE_GT_BATT

0011

CH_IND

Note: Undocumented combinations for GPn_FN (n = 8 to 11) are reserved

Table 128 GPIO Function Select 3

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R143 (8Fh)

GPIO

function

select 4

3:0

GP12_F

N [3:0]

Dependant on

CONFIG

settings

GPIO 12 function definition

Input

(GPn_DIR=1)

Output

(GPn_DIR=0)

0000

GPIO

0001

CHIP_RESET

ISINKE

0010

LINE_GT_BATT

0011

LINE_SW

0100

32kHz

Note: Undocumented combinations are reserved

Table 129 GPIO Function Select 4

WM8352 Datasheet(PDF) 187 Page - Wolfson Microelectronics plc

WM8352 Datasheet(HTML) 187 Page - Wolfson Microelectronics plc

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