wm8351 Wolfson Microelectronics plc, wm8351 Datasheet - Page 187

• Manufacturer Part Number: wm8351
• Description: Wolfson Audioplus? Stereo Codec With Power Management
• Manufacturer: Wolfson Microelectronics plc

Production Data
w
R142 (8Eh)
GPIO
function
select 3
Note: Undocumented combinations for GPn_FN (n = 8 to 11) are reserved
R143 (8Fh)
GPIO
function
select 4
Note: Undocumented combinations are reserved
ADDRESS
ADDRESS
Table 127 GPIO Function Select 3
Table 128 GPIO Function Select 4
15:12
11:8
BIT
3:0
7:4
BIT
3:0
GP8_FN
[3:0]
GP9_FN
[3:0]
GP10_F
N [3:0]
GP11_F
N [3:0]
GP12_F
N [3:0]
LABEL
LABEL
Depends on
status of
CONF pins
Depends on
status of
CONF pins
Depends on
status of
CONF pins
Depends on
status of
CONF pins
Depends on
status of
CONF pins
DEFAULT
DEFAULT
0000
0001
0010
0011
0100
0000
0001
0010
0011
0100
0000
0001
0010
0011
0000
0001
0010
0011
0000
0001
0010
0011
0100
Input (GPn_DIR=1) Output (GPn_DIR=0)
GPIO 12 function definition
GPIO10 function definition
GPIO11 function definition
CHIP_RESET
HEARTBEAT
GPIO8 function definition
HIBERNATE
GPIO9 function definition
HIBERNATE
(GPn_DIR=1)
PWR_OFF
PWR_OFF
PWR_OFF
ADCBCLK
/WAKEUP
(Edge)
(Level)
MASK
GPIO
GPIO
GPIO
GPIO
GPIO
Input
Input
Input
Input
/MR
DESCRIPTION
DESCRIPTION
-
-
-
-
-
-
-
PD, June 2009, Rev 4.1
LINE_GT_BATT
LINE_GT_BATT
LINE_GT_BATT
LINE_GT_BATT
/BATT_FAULT
/BATT_FAULT
/VCC_FAULT
/VCC_FAULT
(GPn_DIR=0)
ADCBCLK
/MEMRST
LINE_SW
CH_IND
CH_IND
ISINKC
ISINKD
ISINKE
Output
Output
Output
Output
32kHz
GPIO
GPIO
GPIO
GPIO
GPIO
/RST
WM8351
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