wm8351 Wolfson Microelectronics plc, wm8351 Datasheet - Page 266

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

WM8351
Register 81h GPIO Pin pull up Control
w
down Control
REGISTER
REGISTER
ADDRESS
ADDRESS
R130 (82h)
GPIO Pull
BIT
BIT
12
11
10
9
8
7
6
5
GP12_PD
GP11_PD
GP10_PD
LABEL
LABEL
GP9_PD
GP8_PD
GP7_PD
GP6_PD
GP5_PD
DEFAULT
DEFAULT
0
0
0
0
0
0
1
0
0
0
0
(Only valid when GPIO0 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO12 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO12 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO11 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO11 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO10 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO10 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO9 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO9 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO8 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO8 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO7 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO7 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO6 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO6 is set to input. Do not select
pull-up and pull-down at the same time.)
Reset by state machine. Default held in metal mask.
GPIO5 pull-down
0 = Normal
1 = Pull-down enabled
(Only valid when GPIO5 is set to input. Do not select
pull-up and pull-down at the same time.)
DESCRIPTION
DESCRIPTION
PD, June 2009, Rev 4.1
REFER TO
REFER TO
Production Data
266