Cirrus Logic CS42L55 - Manual (Page 58)

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