WM8311 datasheet(234/302 Pages) WOLFSON

234 / 302 page

WM8311

Pre-Production

PP, May 2012, Rev 3.1

234

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

BATT_COLD_

STS

Battery Cold status

0 = Normal

1 = Battery Cold

CHG_TOPOFF

Battery Charger constant-voltage charge mode status

0 = Constant-voltage mode not active

1 = Constant-voltage mode is active

CHG_ACTIVE

Battery Charger status

0 = Not charging

1 = Charging

7:0

CHG_TIME_EL

APSED [7:0]

0000_0000 Battery charger elapsed time

00h = 0min

01h = 2min

02h = 4min

03h = 6min

...

FFh = 510min

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R16460

(404Ch)

Status LED

15:14

LED1_SRC

[1:0]

LED1 Source

(Selects the LED1 function.)

00 = Off

01 = Power State Status

10 = Charger Status

11 = Manual Mode

Note - LED1 also indicates completion of OTP Auto

Program

9:8

LED1_MODE

[1:0]

LED1 Mode

(Controls LED1 in Manual Mode only.)

00 = Off

01 = Constant

10 = Continuous Pulsed

11 = Pulsed Sequence

5:4

LED1_SEQ_LE

N [1:0]

LED1 Pulse Sequence Length

(when LED1_MODE = Pulsed Sequence)

00 = 1 pulse

01 = 2 pulses

10 = 4 pulses

11 = 7 pulses

3:2

LED1_DUR

[1:0]

LED1 On time

(when LED1_MODE = Continuous Pulsed or Pulsed

Sequence)

00 = 1 second

01 = 250ms

10 = 125ms

11 = 62.5ms

WM8311 Datasheet(PDF) 234 Page - Wolfson Microelectronics plc

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