ADAU1961 Datasheet, PDF (64/76 Pages) Analog Devices – Stereo, Low Power, 96 kHz, 24-Bit Audio Codec with Integrated PLL

ADAU1961
Data Sheet
R31: Playback Line Output Left Volume Control, 16,421 (0x4025)
Bit 7
Bit 6
Bit 5
Bit 4
LOUTVOL[5:0]
Bit 3
Bit 2
Bit 1
LOUTM
Bit 0
LOMODE
Table 56. Playback Line Output Left Volume Control Register
Bits Bit Name
Description
[7:2] LOUTVOL[5:0] Line output volume control for left channel, LOUTN and LOUTP outputs. Each 1-bit step corresponds to a 1 dB
increase in volume. See Table 72 for a complete list of the volume settings.
Setting
Volume
000000
−57 dB (default)
…
…
111001
0 dB
…
…
111111
6 dB
1
LOUTM
Line output mute for left channel, LOUTN and LOUTP outputs (active low).
0 = mute.
1 = unmute (default).
0
LOMODE
Line output mode for left channel, LOUTN and LOUTP outputs. These pins can be configured for either line
outputs or headphone outputs. To drive earpiece speakers, set this bit to 1 (headphone output).
0 = line output (default).
1 = headphone output.
R32: Playback Line Output Right Volume Control, 16,422 (0x4026)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ROUTVOL[5:0]
ROUTM
ROMODE
Table 57. Playback Line Output Right Volume Control Register
Bits Bit Name
Description
[7:2] ROUTVOL[5:0] Line output volume control for right channel, ROUTN and ROUTP outputs. Each 1-bit step corresponds to a 1 dB
increase in volume. See Table 72 for a complete list of the volume settings.
Setting
Volume
000000
−57 dB (default)
…
…
111001
0 dB
…
…
111111
6 dB
1
ROUTM
Line output mute for right channel, ROUTN and ROUTP outputs (active low).
0 = mute.
1 = unmute (default).
0
ROMODE
Line output mode for right channel, ROUTN and ROUTP outputs. These pins can be configured for either line
outputs or headphone outputs. To drive earpiece speakers, set this bit to 1 (headphone output).
0 = line output (default).
1 = headphone output.
Rev. A | Page 64 of 76