WM8959 datasheet(140/155 Pages) WOLFSON

140 / 155 page

WM8959

Pre-Production

PP, May 2008, Rev 3.1

140

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

2:0

ACGAIN

[2:0]

000b

AC Speaker Boost

000 = 1.00x boost (+0dB)

001 = 1.27x boost (+2.1dB)

010 = 1.40x boost (+2.9dB)

011 = 1.52x boost (+3.6dB)

100 = 1.67x boost (+4.5dB)

101 = 1.8x boost (+5.1dB)

110 to 111 = Reserved

15:8

00h

Reserved - Do Not Change

SPKZC

SPKPGA Zero Cross Enable

0 = Zero cross disabled

1 = Zero cross enabled

R38 (26h)

Class D (4)

6:0

SPKVOL

[6:0]

79h

(0dB)

SPKPGA Volume

(see Table 28 for SPKPGA volume control range)

15:4

000h

Reserved - Do Not Change

3:2

AINLMODE

[1:0]

00b

AINLMUX Input Source

00 = INMIXL (Left Input Mixer)

01 = RXVOICE (RXP - RXN)

10 = DIFFINL (LIN12 PGA - LIN34 PGA)

11 = (Reserved)

R39 (27h)

Input Mixers

(1)

1:0

AINRMODE

[1:0]

00b

AINRMUX Input Source

00 = INMIXR (Right Input Mixer)

01 = RXVOICE (RXP - RXN)

10 = DIFFINR (RIN12 PGA - RIN34 PGA)

11 = (Reserved)

15:8

00h

Reserved - Do Not Change

LMP4

LIN34 PGA Non-Inverting Input Select

0 = LIN4 not connected to PGA

1 = LIN4 connected to PGA

LMN3

LIN34 PGA Inverting Input Select

0 = LIN3 not connected to PGA

1 = LIN3 connected to PGA

LMP2

LIN12 PGA Non-Inverting Input Select

0 = LIN2 not connected to PGA

1 = LIN2 connected to PGA

LMN1

LIN12 PGA Inverting Input Select

0 = LIN1 not connected to PGA

1 = LIN1 connected to PGA

RMP4

RIN34 PGA Non-Inverting Input Select

0 = RIN4 not connected to PGA

1 = RIN4 connected to PGA

RMN3

RIN34 PGA Inverting Input Select

0 = RIN3 not connected to PGA

1 = RIN3 connected to PGA

RMP2

RIN12 PGA Non-Inverting Input Select

0 = RIN2 not connected to PGA

1 = RIN2 connected to PGA

R40 (28h)

Input Mixers

(2)

RMN1

RIN12 PGA Inverting Input Select

0 = RIN1 not connected to PGA

1 = RIN1 connected to PGA

15:9

00h

Reserved - Do Not Change

R41 (29h)

Input Mixers

(3)

L34MNB

LIN34 PGA Output to INMIXL Mute

0 = Mute

1 = Un-Mute

WM8959 Datasheet(PDF) 140 Page - Wolfson Microelectronics plc

WM8959 Datasheet(HTML) 140 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

Datasheet Download

Link URL