CS42L55 Datasheet, PDF (58/73 Pages) Cirrus Logic – Ultra Low Power, Stereo CODEC w/Class H Headphone Amp

6.22 Line Volume Control:
LINEA (Address 1Ch) & LINEB (Address 1Dh)
7
LINExMUTE
6
LINExVOL6
5
LINExVOL5
4
LINExVOL4
3
LINExVOL3
6.22.1 Line Channel x Mute
Configures an analog mute on the line amplifier.
LINExMUTE
0
1
HP Amp Mute
Disabled
Enabled
2
LINExVOL2
CS42L55
1
LINExVOL1
0
LINExVOL0
6.22.2 Line Volume Control
Sets the volume of the signal out of the line amplifier.
LINExVOL[6:0]
0111111
...
0001100
...
0000001
0000000
1111111
...
1000100
...
1000000
Step Size:
Line Volume
12 dB
...
12 dB
...
+1.0 dB
0 dB
-1.0 dB
...
-60.0 dB (Actual volume is approximately -58 dB. (Note 1))
...
-60.0 dB (Actual volume is approximately -58 dB. (Note 1))
1.0 dB
Note:
1. The step size may deviate from 1.0 dB. Refer to Figure 25 on page 69 and Figure 26 on page 69.
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DS773F1