wm8350 Wolfson Microelectronics plc, wm8350 Datasheet - Page 280

• Manufacturer Part Number: wm8350
• Description: Wolfson Audioplus? Stereo Codec With Power Management
• Manufacturer: Wolfson Microelectronics plc

WM8350
Register 8Fh GPIO Function Select 4
REGISTER
w
REGISTER
ADDRESS
ADDRESS
R144 (90h)
R143 (8Fh)
Control (1)
Function
Digitiser
Select 4
GPIO
BIT
BIT
15
14
13
12
3:0
7
6
5
4
3
AUXADC_HIB_MODE
GP12_FN[3:0]
AUXADC_POLL
AUXADC_SEL8
AUXADC_SEL7
AUXADC_SEL6
AUXADC_SEL5
AUXADC_SEL4
AUXADC_ENA
AUXADC_CTC
LABEL
LABEL
DEFAULT
0011
0011
0000
0011
DEFAULT
0
0
0
0
0
0
0
0
0
GPIO12 alternate function:
Input:
0000 = GPIO
0001 = CHIP_RESET
Output:
0000 = GPIO
0001 = ISINKE
0010 = LINE_GT_BATT
0011 = LINE_SW
0100 = 32kHz
Reset by state machine. Default held in metal mask.
AUXADC control
0 = disabled
1 = enabled
Reset by state machine.
Continuous conversion mode:
0 = Polling mode
1 = Continuous mode
Reset by state machine.
Writing “1” initiates a set of measurements in
polling mode (AUXADC_CTC=0). This bit is
automatically reset after the measurements are
completed.
Reset by state machine.
AUXADC state in hibernate mode:
0 = Leave AUXADC as in Active
1 = Disable AUXADC.
Reset by state machine.
AUXADC TEMP input select
0 = Disable TEMP measurement
1 = Enable TEMP measurement
Reset by state machine.
AUXADC BATT input select
0 = Disable BATT measurement
1 = Enable BATT measurement
Reset by state machine.
AUXADC LINE input select
0 = Disable LINE measurement
1 = Enable LINE measurement
Reset by state machine.
AUXADC USB input select
0 = Disable USB measurement
1 = Enable USB measurement
Reset by state machine.
AUXADC AUX4 input select
0 = Disable AUX4 measurement
1 = Enable AUX4 measurement
Reset by state machine.
DESCRIPTION
DESCRIPTION
PD, June 2009, Rev 4.1
REFER TO
REFER TO
Production Data
280