SI3000 Просмотр технического описания (PDF) - Silicon Laboratories

Номер в каталоге

Компоненты Описание

производитель

SI3000

VOICEBAND CODEC WITH MICROPHONE/SPEAKER DRIVE

Silicon Laboratories 

Si3000

Register 1. Control 1

Bit

D7

D6

Name

SR

Type

R/W

Reset settings = 0000_0000

D5

D4

D3

SPD

LPD

R/W

R/W

Bit Name

Function

7

SR

Software Reset. 

1 = Sets all registers to their reset value.

0 = Enables chip for normal operation.

Note: Bit will automatically clear after being set.

6:5 Reserved Read returns zero.

4

SPD Speaker Drive Power Down.

1= Normal operation

0 = Power down left and right speaker drive.

3

LPD Line Drive Power Down.

1 = Normal operation

0 = Power down line driver.

2

HPD Handset Drive Power Down.

1 = Normal operation

0 = Power down handset driver.

1

MPD MIC Bias Power Down.

1 = Power down MIC bias buffer.

0 = Normal operation

0

CPD Chip Power Down. 

1 = Puts Si3000 into power down mode.

0 = Normal operation

D2

HPD

R/W

D1

MPD

R/W

D0

CPD

R/W

20

Rev. 1.4

Share Link: