wm8351 Wolfson Microelectronics plc, wm8351 Datasheet - Page 185

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

Production Data
w
R140 (8Ch
GPIO
function
select 1
Note: Undocumented combinations for GPn_FN (n = 0 to 3) are reserved
ADDRESS
Table 125 GPIO Function Select 1
15:12
11:8
BIT
3:0
7:4
GP0_FN
[3:0]
GP1_FN
[3:0]
GP2_FN
[3:0]
GP3_FN
[3:0]
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
DEFAULT
0000
0001
0010
0011
0100
0101
0000
0001
0010
0011
0100
0000
0001
0010
0011
0100
0000
0001
0010
0011
0100
Input (GPn_DIR=1) Output (GPn_DIR=0)
CHIP_RESET
GPIO0 function definition
GPIO1 function definition
GPIO2 function definition
GPIO3 function definition
/LDO_ENA
/LDO_ENA
/LDO_ENA
PWR_OFF
PWR_OFF
/WAKEUP
/WAKEUP
PWR_ON
PWR_ON
PWR_ON
PWR_ON
L_PWR1
L_PWR2
L_PWR3
FLASH
32kHz
GPIO
GPIO
GPIO
GPIO
Input
Input
Input
DESCRIPTION
PD, June 2009, Rev 4.1
DO_CONF
/MEMRST
/MEMRST
PWR_ON
PWR_ON
POR_B
P_CLK
Output
Output
Output
32kHz
32kHz
32kHz
VRTC
VRTC
VRTC
GPIO
GPIO
GPIO
GPIO
/RST
/RST
/RST
WM8351
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