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WM8352 Datasheet(PDF) 185 Page - Wolfson Microelectronics plc

Part # WM8352
Description  Wolfson AudioPlus™ Stereo CODEC with Power Management
PDF  336 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8352 Datasheet(HTML) 185 Page - Wolfson Microelectronics plc

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Production Data
WM8352
w
PD, February 2011, Rev 4.4
185
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R140 (8Ch
GPIO function
select 1
3:0
GP0_FN
Dependan
t on
CONFIG
settings
Selects function of GPIO0
7:4
GP1_FN
Selects function of GPIO1
11:8
GP2_FN
Selects function of GPIO2
15:12
GP3_FN
Selects function of GPIO3
R141 (8Dh)
GPIO function
select 2
3:0
GP4_FN
Selects function of GPIO4
7:4
GP5_FN
Selects function of GPIO5
11:8
GP6_FN
Selects function of GPIO6
15:12
GP7_FN
Selects function of GPIO7
R142 (8Eh)
GPIO function
select 3
3:0
GP8_FN
Selects function of GPIO8
7:4
GP9_FN
Selects function of GPIO9
11:8
GP10_FN
Selects function of GPIO10
15:12
GP11_FN
Selects function of GPIO11
R143 (8Fh)
3:0
GP12_FN
Selects function of GPIO12
Table 125 Control Registers to Select GPIO Alternate Functions
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R140 (8Ch
GPIO
function
select 1
3:0
GP0_FN
[3:0]
Dependant on
CONFIG
settings
GPIO0 function definition
Input
(GPn_DIR=1)
Output
(GPn_DIR=0)
0000
GPIO
GPIO
0001
PWR_ON
PWR_ON
0010
/LDO_ENA
VRTC
0011
L_PWR1
POR_B
0100
PWR_OFF
/RST
0101
CHIP_RESET
7:4
GP1_FN
[3:0]
Dependant on
CONFIG
settings
GPIO1 function definition
Input
Output
0000
GPIO
GPIO
0001
PWR_ON
DO_CONF
0010
/LDO_ENA
/RST
0011
L_PWR2
/MEMRST
0100
/WAKEUP
32kHz
11:8
GP2_FN
[3:0]
Dependant on
CONFIG
settings
GPIO2 function definition
Input
Output
0000
GPIO
GPIO
0001
PWR_ON
PWR_ON
0010
/WAKEUP
VRTC
0011
32kHz
32kHz
0100
L_PWR3
/RST
15:1
2
GP3_FN
[3:0]
Dependant on
CONFIG
settings
GPIO3 function definition
Input
Output
0000
GPIO
GPIO
0001
PWR_ON
P_CLK
0010
/LDO_ENA
VRTC
0011
PWR_OFF
32kHz
0100
FLASH
/MEMRST
Note: Undocumented combinations for GPn_FN (n = 0 to 3) are reserved
Table 126 GPIO Function Select 1



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