WM8352
Production Data
REFER TO
REGISTER
ADDRESS
BIT
4
LABEL
DEFAULT
DESCRIPTION
0
1
1
1 = Input
Reset by state machine. Default held in metal mask.
GP4_DIR
GP3_DIR
GP2_DIR
GP1_DIR
GP0_DIR
GPIO4 pin direction
0 = Output
1 = Input
Reset by state machine. Default held in metal mask.
3
1
GPIO3 pin direction
0 = Output
1 = Input
Reset by state machine. Default held in metal mask.
2
1
0
0
0
0
1
1
1
0
1
0
1
GPIO2 pin direction
0 = Output
1 = Input
Reset by state machine. Default held in metal mask.
1
GPIO1 pin direction
0 = Output
1 = Input
Reset by state machine. Default held in metal mask.
0
GPIO0 pin direction
0 = Output
1 = Input
Reset by state machine. Default held in metal mask.
Register 86h GPIO Configuration (i/o)
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R135 (87h)
GPIO Pin
Polarity /
Type
12
GP12_CFG
0
GPIO12 pin polarity/type:
Input:
0 = Active low
1 = Active high
Output:
0 = CMOS
1 = Open drain
Reset by state machine. Default held in metal mask.
11
10
9
GP11_CFG
GP10_CFG
GP9_CFG
1
GPIO11 pin polarity/type:
Input:
0 = Active low
1 = Active high
Output:
0 = CMOS
1 = Open drain
Reset by state machine. Default held in metal mask.
1
GPIO10 pin polarity/type:
Input:
0 = Active low
1 = Active high
Output:
0 = CMOS
1 = Open drain
Reset by state machine. Default held in metal mask.
1
1
0
GPIO9 pin polarity/type:
Input:
0 = Active low
PD, February 2011, Rev 4.4
270
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
