WM8325 Datasheet, PDF (242/254 Pages) Wolfson Microelectronics plc – Processor Power Management Subsystem

WM8325
REGISTER BIT
ADDRESS
LABEL
Register 781Dh GPIO4 OTP Control
DEFAULT
DESCRIPTION
Production Data
REFER TO
Note - LED2 also indicates an OTP Auto Program Error
condition
REGISTER
ADDRESS
R30750
(781Eh)
GPIO5 OTP
Control
BIT
LABEL
DEFAULT
DESCRIPTION
15 GP5_DIR
14:13 GP5_PULL
[1:0]
12 GP5_INT_MOD
E
11 GP5_PWR_DO
M
10 GP5_POL
9 GP5_OD
8 GP5_ENA
7:4 GP5_FN [3:0]
1
01
0
0
1
0
0
0000
GPIO5 pin direction
0 = Output
1 = Input
GPIO5 Pull-Up / Pull-Down configuration
00 = No pull resistor
01 = Pull-down enabled
10 = Pull-up enabled
11 = Reserved
GPIO5 Interrupt Mode
0 = GPIO interrupt is rising edge triggered (if
GP5_POL=1) or falling edge triggered (if GP5_POL=0)
1 = GPIO interrupt is triggered on rising and falling
edges
GPIO5 Power Domain select
0 = DBVDD
1 = PVDD
GPIO5 Polarity select
0 = Inverted (active low)
1 = Non-Inverted (active high)
GPIO5 Output pin configuration
0 = CMOS
1 = Open Drain
GPIO5 Enable control
0 = GPIO pin is tri-stated
1 = Normal operation
GPIO5 Pin Function
Input functions:
0 = GPIO input (long de-bounce)
1 = GPIO input
2 = Power On/Off request
3 = Sleep/Wake request
4 = Sleep/Wake request (long de-bounce)
5 = Sleep request
6 = Power On request
7 = Watchdog Reset input
8 = DVS1 input
9 = DVS2 input
10 = HW Enable1 input
11 = HW Enable2 input
12 = HW Control1 input
13 = HW Control2 input
14 = HW Control1 input (long de-bounce)
15 = HW Control2 input (long de-bounce)
REFER TO
w
Output functions:
0 = GPIO output
PD, February 2012, Rev 4.0
242