adau1461 Analog Devices, Inc., adau1461 Datasheet - Page 68

• Manufacturer Part Number: adau1461
• Description: Sigmadsp Stereo, Low Power, 96 Khz, 24-bit Audio Codec With Integrated Pll Adau1461
• Manufacturer: Analog Devices, Inc.

ADAU1461
R27: Playback L/R Mixer Right (Mixer 6) Line Output Control, 16,417 (0x4021)
Bit 7
Table 59. Playback L/R Mixer Right (Mixer 6) Line Output Control Register
Bits
[4:3]
[2:1]
0
R28: Playback L/R Mixer Mono Output (Mixer 7) Control, 16,418 (0x4022)
Bit 7
Table 60. Playback L/R Mixer Mono Output (Mixer 7) Control Register
Bits
[2:1]
0
Bit Name
MX6G4[1:0]
MX6G3[1:0]
MX6EN
Bit Name
MX7[1:0]
MX7EN
Bit 6
Bit 6
Reserved
Description
Mixer input gain boost. The signal from the right channel playback mixer (Mixer 4) can be enabled and boosted
in the playback L/R mixer right (Mixer 6).
Setting
00
01
10
11
Mixer input gain boost. The signal from the left channel playback mixer (Mixer 3) can be enabled and boosted in
the playback L/R mixer right (Mixer 6).
Setting
00
01
10
11
Mixer 6 enable.
0 = disabled (default).
1 = enabled.
Description
L/R mono playback mixer (Mixer 7). Mixes the left and right playback mixers (Mixer 3 and Mixer 4) with either a
0 dB or 6 dB gain boost. Additionally, this mixer can operate as a common-mode output, which is used as the
virtual ground in a capless headphone configuration.
Setting
00
01
10
11
Mixer 7 enable.
0 = disabled (default).
1 = enabled.
Bit 5
Bit 5
Reserved
Bit 4
Bit 4
Gain Boost
Mute (default)
0 dB output (−6 dB gain on each of the two inputs)
6 dB output (0 dB gain on each of the two inputs)
Reserved
Gain Boost
Mute (default)
0 dB output (−6 dB gain on each of the two inputs)
6 dB output (0 dB gain on each of the two inputs)
Reserved
Gain Boost
Common-mode output (default)
0 dB output (−6 dB gain on each of the two inputs)
6 dB output (0 dB gain on each of the two inputs)
Reserved
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MX6G4[1:0]
Bit 3
Bit 3
Bit 2
Bit 2
MX6G3[1:0]
MX7[1:0]
Bit 1
Bit 1
Bit 0
MX6EN
Bit 0
MX7EN