WM8350 Datasheet, PDF (190/340 Pages) Wolfson Microelectronics plc – Wolfson AudioPlus™ Stereo CODEC with Power Management

WM8350
Production Data
ADDRESS BIT LABEL
DEFAULT
DESCRIPTION
R142 (8Eh)
GPIO
function
select 3
3:0 GP8_FN Dependant on
[3:0]
CONFIG
settings
0000
GPIO8 function definition
Input
(GPn_DIR=1)
Output
(GPn_DIR=0)
GPIO
GPIO
0001
/MR
/VCC_FAULT
0010
ADCBCLK
ADCBCLK
0011
PWR_OFF
/BATT_FAULT
0100
HIBERNATE
(Edge)
/RST
7:4 GP9_FN Dependant on
[3:0]
CONFIG
settings
0000
GPIO9 function definition
Input
Output
GPIO
GPIO
0001
HEARTBEAT
/VCC_FAULT
0010
MASK
LINE_GT_BATT
0011
PWR_OFF
/BATT_FAULT
0100
HIBERNATE
(Level)
/MEMRST
11:8 GP10_F Dependant on
N [3:0] CONFIG
settings
0000
GPIO10 function definition
Input
Output
GPIO
GPIO
0001
-
ISINKC
0010
-
LINE_GT_BATT
0011
PWR_OFF
CH_IND
15:1 GP11_F Dependant on
2 N [3:0] CONFIG
settings
0000
GPIO11 function definition
Input
Output
GPIO
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
R143 (8Fh)
GPIO
function
select 4
BIT LABEL
DEFAULT
3:0 GP12_F Dependant on
N [3:0] CONFIG
settings
Note: Undocumented combinations are reserved
Table 129 GPIO Function Select 4
0000
0001
0010
0011
0100
DESCRIPTION
GPIO 12 function definition
Input
(GPn_DIR=1)
Output
(GPn_DIR=0)
GPIO
GPIO
CHIP_RESET
ISINKE
-
LINE_GT_BATT
-
LINE_SW
-
32kHz
w
PD, February 2011, Rev 4.4
190