WM8951L datasheet(34/42 Pages) WOLFSON

tên linh kiện	WM8951L

Giải thích chi tiết về linh kiện	Stereo ADC with Microphone Input and Clock Generator

PDF	42 Pages

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nhà sản xuất	WOLFSON [Wolfson Microelectronics plc]

Trang chủ	http://www.wolfsonmicro.com

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34 / 42 page

WM8951L

Production Data

PD Rev 4.1 December 2007

The complete register map is shown in Table 23. The detailed description can be found in Table 24

and in the relevant text of the device description. There are 11 registers with 16 bits per register (7 bit

address + 9 bits of data). These can be controlled using either the 2 wire or 3 wire MPU interface.

BIT[8]

BIT[7]

BIT[6]

BIT[5]

BIT[4]

BIT[3]

BIT[2]

BIT[1]

BIT[0]

DEFAULT

R0 (00h)

Left Line In

LRINBOTH

LINMUTE

LINVOL[4:0]

0_1001_0111

R1 (01h)

Right Line In

RLINBOTH

RINMUTE

RINVOL[4:0]

0_1001_0111

R2 (02h)

Reserved

Reserved[8:0]

Reserved

R3 (03h)

Reserved

Reserved[8:0]

Reserved

R4 (04h)

Analogue Audio

Path Control

INSEL

MUTEMIC

MICBOOST

0_0000_0101

R5 (05h)

Digital Audio

Path Control

ADCHPD

0_0000_0000

R6 (06h)

Power Down

Control

POWEROFF

CLKOUTPD

OSCPD

ADCPD

MICPD

LINEINPD

0_1001_1111

R7 (07h)

Digital Audio

Interface Format

BCLKINV

LRSWAP

LRP

IWL[1:0]

FORMAT[1:0]

0_0000_1010

R8 (08h)

Sampling

Control

CLKODIV2

CLKIDIV2

SR[3:0]

BOSR

USB/

NORMAL

0_0000_0000

R9 (09h)

Active Control

Active

0_0000_0000

R15 (0Fh)

Reset

RESET[8:0]

not reset

Table 23 Mapping of Program Registers

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