WM8321 datasheet(171/253 Pages) WOLFSON

171 / 253 page

Production Data

WM8321

PD, February 2012, Rev 4.0

171

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16442

(403Ah)

GPIO3

Control

GP3_DIR

GPIO3 pin direction

0 = Output

1 = Input

14:13

GP3_PULL

[1:0]

GPIO3 Pull-Up / Pull-Down configuration

00 = No pull resistor

01 = Pull-down enabled

10 = Pull-up enabled

11 = Reserved

GP3_INT_MOD

GPIO3 Interrupt Mode

0 = GPIO interrupt is rising edge triggered (if

GP3_POL=1) or falling edge triggered (if GP3_POL=0)

1 = GPIO interrupt is triggered on rising and falling

edges

GP3_PWR_DO

GPIO3 Power Domain select

0 = DBVDD

1 = PMICVDD (LDO12)

GP3_POL

GPIO3 Polarity select

0 = Inverted (active low)

1 = Non-Inverted (active high)

GP3_OD

GPIO3 Output pin configuration

0 = CMOS

1 = Open Drain

GP3_ENA

GPIO3 Enable control

0 = GPIO pin is tri-stated

1 = Normal operation

3:0

GP3_FN [3:0]

0000

GPIO3 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)

Output functions:

0 = GPIO output

1 = 32.768kHz oscillator output

2 = ON state

3 = SLEEP state

4 = Power State Change

5 = Reserved

6 = Reserved

7 = Reserved

WM8321 датащи(PDF) 171 Page - Wolfson Microelectronics plc

WM8321 датащи(HTML) 171 Page - Wolfson Microelectronics plc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL