Analog Devices ADAU1961 Manual page 62

ADAU1961
R27: Playback L/R Mixer Right (Mixer 6) Line Output Control, 16,417 (0x4021)
Bit 7 Bit 6
Reserved
Table 52. Playback L/R Mixer Right (Mixer 6) Line Output Control Register
Bits Bit Name
[4:3] MX6G4[1:0]
[2:1] MX6G3[1:0]
0 MX6EN
R28: Playback L/R Mixer Mono Output (Mixer 7) Control, 16,418 (0x4022)
Bit 7 Bit 6
Table 53. Playback L/R Mixer Mono Output (Mixer 7) Control Register
Bits Bit Name
[2:1] MX7[1:0]
0 MX7EN
Downloaded from Elcodis.com electronic components distributor
Bit 5 Bit 4
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.
Bit 5 Bit 4
Reserved
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 3 Bit 2
MX6G4[1:0]
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
Bit 3 Bit 2
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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Bit 1 Bit 0
MX6EN
MX6G3[1:0]
Bit 1 Bit 0
MX7[1:0] MX7EN