Cirrus Logic CS42L73 - Manual (Page 119)

DS882F1 119
CS42L73
6.46.1 Stereo Mixer Input Attenuation
4Bh ASP Left Mixer:
VSP Mono Attenuation Audio Serial Port
(ASP) Left
(A) Voice Serial Port
(VSP) Mono
(M) ASPA_VSPM_
A
4Ch ASP Right Mixer:
VSP Mono Attenuation Audio Serial Port
(ASP) Right
(B) Voice Serial Port
(VSP) Mono
(M) ASPB_VSPM_
A
4Dh VSP Left Mixer:
Input Path Left Attenuation Voice Serial Port
(VSP) Left
(A) Input Path
(IP) Left
(A) VSPA_IPA_A
4Eh VSP Right Mixer:
Input Path Right Attenuation Voice Serial Port
(VSP) Right
(B) Input Path
(IP) Right
(B) VSPB_IPB_A
4Fh VSP Left Mixer:
XSP Left Attenuation Voice Serial Port
(VSP) Left
(A) Auxiliary Serial Port
(XSP) Left
(A) VSPA_XSPA_A
50h VSP Right Mixer:
XSP Right Attenuation Voice Serial Port
(VSP) Right
(B) Auxiliary Serial Port
(XSP) Right
(B) VSPB_XSPB_A
51h VSP Left Mixer:
ASP Left Attenuation Voice Serial Port
(VSP) Left
(A) Audio Serial Port
(ASP) Left
(A) VSPA_ASPA_A
52h VSP Right Mixer:
ASP Right Attenuation Voice Serial Port
(VSP) Right
(B) Audio Serial Port
(ASP) Right
(B) VSPB_ASPB_A
53h VSP Left Mixer:
VSP Mono Attenuation Voice Serial Port
(VSP) Left
(A) Voice Serial Port
(VSP) Mono
(M) VSPA_VSPM_
A
54h VSP Right Mixer:
VSP Mono Attenuation Voice Serial Port
(VSP) Right
(B) Voice Serial Port
(VSP) Mono
(M) VSPB_VSPM_
A
*_A[5:0] Volume
000000 0 dB
000001 -1.0 dB
000010 -2.0 dB
... ...
111110 -62.0 dB
111111 Mute
Step Size: 1.0 dB
Application: Refer to sections “Mixer Input Attenuation Adjustment” on page 63 and “Mixer Attenuation Values” on
page 65 .
Register Mixer Attenuator Field Name
Addr. Name ID
(Destination)
Output
Channel
Source Source
Channel