CS42L55 查看數據表（PDF） - Cirrus Logic

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CS42L55

Ultra Low Power, Stereo CODEC w/Class H Headphone Amp

Cirrus Logic 

6.15 PCMx Mixer Volume:

PCMA (Address 12h) & PCMB (Address 13h)

7

PMIXxMUTE

6

PMIXxVOL6

5

PMIXxVOL5

4

PMIXxVOL4

3

PMIXxVOL3

2

PMIXxVOL2

CS42L55

1

PMIXxVOL1

0

PMIXxVOL0

6.15.1 PCM Mixer Channel x Mute

Configures a digital mute on the PCM mix from the serial data input (SDIN) to the DSP Engine.

PMIXxMUTE

0

1

PCM Mixer Mute

Disabled

Enabled

6.15.2 PCM Mixer Channel x Volume

Sets the volume/gain of the PCM mix from the serial data input (SDIN) to the DSP Engine.

PMIXxVOL[6:0]

001 1000

...

000 0001

000 0000

111 1111

...

001 1001

Step Size:

Volume

+12.0 dB

...

+0.5 dB

0 dB

-0.5 dB

...

-51.5 dB

0.5 dB

52

DS773F1

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