Datasheet

ADAU1772 Data Sheet
Rev. B | Page 88 of 116
Table 77. Bit Descriptions for DAC1_VOLUME
Bits Bit Name Settings Description Reset Access
[7:0] DAC_1_VOL DAC1 volume setting. 0x00 RW
00000000 0 dB
00000001 −0.375 dB
11111111 −95.625 dB
HEADPHONE OUTPUT MUTES REGISTER
Address: 0x0031, Reset: 0x0F, Name: OP_STAGE_MUTES
Table 78. Bit Descriptions for OP_STAGE_MUTES
Bits Bit Name Settings Description Reset Access
[3:2] HP_MUTE_R Mute the right output pins. When a pin is muted, it can be used as a
common-mode output.
0x3 RW
00 Outputs unmuted
01 HPOUTRP/LOUTRP muted, HPOUTRN/LOUTRN unmuted
10 HPOUTRP/LOUTRP unmuted, HPOUTRN/LOUTRN muted
11 Both output pins muted
[1:0] HP_MUTE_L Mute the left output pins. When a pin is muted, it can be used as a
common-mode output.
0x3 RW
00 Outputs unmuted
01 HPOUTLP/LOUTLP muted, HPOUTLN/LOUTLN unmuted
10 HPOUTLP/LOUTLP unmuted, HPOUTLN/LOUTLN muted
11 Both output pins muted