ADAU1961WBCPZ-R7 datasheet(57/73 Pages) AD

57 / 73 page

Data Sheet

ADAU1961

CONTROL REGISTERS

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Rev. B | 57 of 73

Table 46. Right Input Digital Volume Register (Continued)

Bits

Bit Name

Description

11111111

−95.625 dB

R22: Playback Mixer Left (Mixer 3) Control 0, 16,412 (0x401C)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Reserved

MX3RM

MX3LM

MX3AUXG[3:0]

MX3EN

Table 47. Playback Mixer Left (Mixer 3) Control 0 Register

Bits

Bit Name

Description

MX3RM

Mixer input mute. Mutes the right DAC input to the left channel playback mixer (Mixer 3).

0 = muted (default).

1 = unmuted.

MX3LM

Mixer input mute. Mutes the left DAC input to the left channel playback mixer (Mixer 3).

0 = muted (default).

1 = unmuted.

[4:1]

MX3AUXG[3:0]

Mixer input gain. Controls the left channel auxiliary input gain to the left channel playback mixer (Mixer 3).

Setting

Gain

0000

Mute (default)

0001

−15 dB

0010

−12 dB

0011

−9 dB

0100

−6 dB

0101

−3 dB

0110

0 dB

0111

3 dB

1000

6 dB

MX3EN

Mixer 3 enable.

0 = disabled (default).

1 = enabled.

R23: Playback Mixer Left (Mixer 3) Control 1, 16,413 (0x401D)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

MX3G2[3:0]

MX3G1[3:0]

Table 48. Playback Mixer Left (Mixer 3) Control 1 Register

Bits

Bit Name

Description

[7:4]

MX3G2[3:0]

Bypass gain control. The signal from the right channel record mixer (Mixer 2) bypasses the converters and gain can be applied before the

left playback mixer (Mixer 3).

Setting

Gain

0000

Mute (default)

0001

−15 dB

0010

−12 dB

0011

−9 dB

0100

−6 dB

0101

−3 dB

0110

0 dB

0111

3 dB

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