CS4525 datasheet(78/91 Pages) CIRRUS

78 / 91 page

DS726A1

CS4525

9.13

Channel 1, 2, & 3 Volume Control (Address 58h, 59h, & 5Ah)

9.13.1

Channel X Volume Control (ChXVol[7:0])

Default = 30h

Function:

Sets the gain/attenuation levels of the channel 1, 2, and 3 individual volume controls. See “Volume and

Muting Control” on page 36 for more information.

9.14

Mute/Invert Control (Address 5Bh)

9.14.1

ADC Invert Signal Polarity (InvADC)

Default = 0

Function:

When set, the signal polarity of the ADC will be inverted.

9.14.2

Invert Signal Polarity (InvChX)

Default = 0

Function:

When set, the signal polarity of the respective channels will be inverted.

9.14.3

ADC Channel Mute (MuteADC)

Default = 0

Function:

The output of the ADC will mute when enabled.

543

ChXVol7

ChXVol6

ChXVol5

ChXVol4

ChXVol3

ChXVol2

ChXVol1

ChXVol0

ChXVol[7:0] Setting

Channel X Volume Setting

0000 0000 ........................... +24 dB

............................

0011 0000............................ 0.0 dB

0011 0001............................ -0.5 dB

0011 0010............................ -1.0 dB

............................

1111 1110............................. -103.0 dB

1111 1111 ............................. Channel Mute

543

InvADC

InvCh3

InvCh2

InvCh1

MuteADC

MuteCh3

MuteCh2

MuteCh1

InvADC Setting

ADC Signal Inversion State

0 .......................................... ADC signal polarity not inverted.

1 .......................................... ADC signal polarity inverted.

InvChX Setting

Channel X Signal Inversion State

0 .......................................... Channel X signal polarity not inverted.

1 .......................................... Channel X signal polarity inverted.

MuteADC Setting

ADC Mute State

0 .......................................... ADC un-muted.

1 .......................................... ADC muted.

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