WM8321 datasheet(168/253 Pages) CIRRUS

168 / 253 page

WM8321

Production Data

PD, February 2012, Rev 4.0

168

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

11:0

DCMP3_THR

[11:0]

0000_0000

_0000

Digital Comparator 3 threshold

(12-bit unsigned binary number; coding is the same as

AUX_DATA)

Comparator 3

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16436

(4034h)

Comparator

15:13

DCMP4_SRC

[2:0]

000

Digital Comparator 4 source select

0 = Backup Battery voltage

1 = GPIO10

2 = GPIO11

3 = GPIO12

4 = Reserved

5 = Chip Temperature

6 = Reserved

7 = PVDD voltage

DCMP4_GT

Digital Comparator 4 interrupt control

0 = interrupt when less than threshold

1 = interrupt when greater than or equal to threshold

11:0

DCMP4_THR

[11:0]

0000_0000

_0000

Digital Comparator 4 threshold

(12-bit unsigned binary number; coding is the same as

AUX_DATA)

Comparator 4

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16440

(4038h)

GPIO1

Control

GP1_DIR

GPIO1 pin direction

0 = Output

1 = Input

14:13

GP1_PULL

[1:0]

GPIO1 Pull-Up / Pull-Down configuration

00 = No pull resistor

01 = Pull-down enabled

10 = Pull-up enabled

11 = Reserved

GP1_INT_MOD

GPIO1 Interrupt Mode

0 = GPIO interrupt is rising edge triggered (if

GP1_POL=1) or falling edge triggered (if GP1_POL=0)

1 = GPIO interrupt is triggered on rising and falling

edges

GP1_PWR_DO

GPIO1 Power Domain select

0 = DBVDD

1 = PMICVDD (LDO12)

GP1_POL

GPIO1 Polarity select

0 = Inverted (active low)

1 = Non-Inverted (active high)

GP1_OD

GPIO1 Output pin configuration

0 = CMOS

1 = Open Drain

GP1_ENA

GPIO1 Enable control

0 = GPIO pin is tri-stated

1 = Normal operation

WM8321 Datasheet(PDF) 168 Page - Cirrus Logic

WM8321 Datasheet(HTML) 168 Page - Cirrus Logic

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

Datasheet Download

Link URL