CS42L52-DNZ 查看數據表（PDF） - Cirrus Logic

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CS42L52-DNZ

Low-power, Stereo CODEC w/ Headphone & Speaker Amps

Cirrus Logic 

5/13/08

6.14 Playback Control 2 (Address 0Fh)

7

HPBMUTE

6

5

4

HPAMUTE SPKBMUTE SPKAMUTE

3

SPKB=A

CS42L52

2

SPKSWAP

1

0

SPKMONO MUTE50/50

6.14.1 Headphone Mute

Configures a digital mute on headphone channel x.

HPxMUTE

0

1

Headphone Mute

Disabled

Enabled

6.14.2 Speaker Mute

Configures a digital mute on speaker channel x.

SPKxMUTE

0

1

Speaker Mute

Disabled

Enabled

6.14.3 Speaker Volume Setting B=A

Configures independent or ganged volume control of the speaker output.

SPKB=A

0

1

Single Volume Control

Disabled

Enabled

Affected Volume Controls

SPKxMUTE (“Speaker Mute” on page 54),

SPKxVOL[7:0] (“Speaker Volume Control” on page 64)

6.14.4 Speaker Channel Swap

Configures a channel swap on the speaker channels.

SPKSWAP

0

1

Application:

Speaker Output

Channel A

Channel B

“Mono Speaker Output Configuration” on page 33

6.14.5 Speaker MONO Control

Configures a parallel full-bridge output for the speaker channels.

SPKMONO

0

1

Application:

Parallel Full Bridge Output

Disabled

Enabled

“Mono Speaker Output Configuration” on page 33

6.14.6 Speaker Mute 50/50 Control

Configures how the speaker channels mute.

MUTE50/50

0

1

Speaker Mute 50/50

Disabled; The PWM amplifiers outputs modulated silence when SPKxMUTE is enabled.

Enabled; The PWM amplifiers switch at an exact 50%-duty-cycle signal (not modulated) when SPKxMUTE is

enabled.

54

DS680F1

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