Cirrus Logic CS42L73 - Manual (Page 101)

DS882F1 101
CS42L73
6.21.5 Speakerphone Digital Mute
Configures a digital mute on the volume control for speakerphone, overriding the Speakerphone digital
volume setting (SPKDVOL) and the associated Limiter volume control.
6.21.6 Headphone/Line Output (HL) x Digital Mute
Configures a digital mute on the volume control for the Headphone/Line Output channel x, overriding the
Headphone/Line Output digital volume setting (HLxDVOL) and the associated Limiter volume control.
6.22 Headphone/Line Output (HL) x Digital Volume Control: Channel A (Address 1Ah)
and B (Address 1Bh)
6.22.1 Headphone/Line Output (HL) x Digital Volume Control
Normally, this control sets the volume of the channel x signal out of the Headphone/Line Output DAC. If
the Limiter is engaged, it sets the maximum volume. Headphone/Line Output digital mutes (HLxDMUTE)
override this register control.
SPKDMUTE Speakerphone Digital Mute
0 Not muted
1 Muted
HLxDMUTE Headphone/Line Output Digital Mute
0 Not muted
1 Muted
7 6 5 4 3 2 1 0
HLxDVOL7 HLxDVOL6 HLxDVOL5 HLxDVOL4 HLxDVOL3 HLxDVOL2 HLxDVOL1 HLxDVOL0
HLxDVOL[7:0] Headphone/Line Output Volume
0001 1000 +12.0 dB
··· ···
0000 0000 0 dB
1111 1111 -0.5 dB
1111 1110 -1.0 dB
··· ···
0011 0100 -102 dB
··· ···
0001 1001 -102 dB
Step Size: 0.5 dB