EVAL-ADAU1761Z Analog Devices Inc, EVAL-ADAU1761Z Datasheet - Page 73

• Manufacturer Part Number: EVAL-ADAU1761Z
• Description: Eval Board For ADAU1761
• Manufacturer: Analog Devices Inc
• Series: SigmaDSP®r

Specifications of EVAL-ADAU1761Z

• Main Purpose: Audio, CODEC
• Embedded: Yes, DSP
• Utilized Ic / Part: ADAU1761
• Primary Attributes: Stereo, 24-Bit, 8 ~ 96 kHz Sampling Rate, GUI Tool
• Secondary Attributes: I²C and GPIO Interfaces, 2 Differential and 1 Stereo Single-Ended Analog Inputs and Outputs
• Silicon Manufacturer: Analog Devices
• Core Architecture: SigmaDSP
• Silicon Core Number: ADAU1761
• Silicon Family Name: SigmaDSP
• Application Sub Type: Audio
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

R30: Playback Headphone Right Volume Control, 16,420 (0x4024)
Bit 7
Table 64. Playback Headphone Right Volume Control Register
Bits
[7:2]
1
0
R31: Playback Line Output Left Volume Control, 16,421 (0x4025)
Bit 7
Table 65. Playback Line Output Left Volume Control Register
Bits
[7:2]
1
0
Bit Name
RHPVOL[5:0]
RHPM
HPMODE
Bit Name
LOUTVOL[5:0]
LOUTM
LOMODE
Bit 6
Bit 6
Line output mute for left channel, LOUTN and LOUTP outputs (active low).
Description
Headphone volume control for right channel, RHP output. Each 1-bit step corresponds to a 1 dB increase in
volume. See Table 95 for a complete list of the volume settings.
Setting
000000
…
111001
…
111111
Headphone mute for right channel, RHP output (active low).
0 = mute.
1 = unmute (default).
RHP and LHP output mode. These pins can be configured for either line outputs or headphone outputs. Logical
OR with the HPEN bit in Register R29. If either the HPMODE bit or the HPEN bit is set to 1, the headphone output
is enabled.
0 = enable line output (default).
1 = enable headphone output.
Description
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 95 for a complete list of the volume settings.
Setting
000000
…
111001
…
111111
0 = mute.
1 = unmute (default).
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.
Bit 5
Bit 5
LOUTVOL[5:0]
RHPVOL[5:0]
Bit 4
Bit 4
Volume
−57 dB (default)
…
0 dB
…
6 dB
Volume
−57 dB (default)
…
0 dB
…
6 dB
Rev. C | Page 73 of 92
Bit 3
Bit 3
Bit 2
Bit 2
Bit 1
RHPM
Bit 1
LOUTM
ADAU1761
Bit 0
HPMODE
Bit 0
LOMODE