CS4237B Datasheet, PDF (55/114 Pages) Cirrus Logic – CrystalClear Advanced Audio System with 3D Sound

CS4237B
Independent DAC Fs (X13)
Default = xxxxxxxx
D7 D6 D5 D4 D3 D2 D1 D0
SRDA7 SRDA6 SRDA5 SRDA4 SRDA3 SRDA2 SRDA1 SRDA0
SRDA7-SRDA0 Sample Rate frequency select for
the D/A converter. This register is
only in effect (and can only be writ-
ten) while IFSE=1 in X11. See Table
15.
Left Master Digital Audio Volume (X14)
Default = 00000000
D7 D6 D5 D4 D3 D2 D1 D0
LDMOM LDMG6 LDMG5 LDMG4 LDMG3 LDMG2 LDMG1 LDMG0
This register becomes the master digital audio vol-
ume control for the left channel when either IFM or
WTEN is set to one.
LDMG6-LDMG0Left Digital Master Mixer Attenuation.
The least significant bit represents
1.5 dB, with 000000 = 0 dB.
See Table 12.
LDMOM
Left Digital Master Output Mixer Mute.
When set to 1, the output of the Left
DAC is muted to the Left output
mixer.
Note: This bit is controlled
by register (X11)
Digital
From Digital
Mixer
Summer
0 to -60dB
DAC
Analog
To Input
LDMIM ^Mixer
To Output
LDMOM
+12 to -34.5dB
Mixer
LDMG6-G0
Right Master Digital Audio Volume (X15)
Default = 00000000
D7 D6 D5 D4 D3 D2 D1 D0
RDMOM RDMG6 RDMG5RDMG4RDMG3RDMG2RDMG1RDMG0
This register becomes the master digital audio vol-
ume control for the left channel when either IFM or
WTEN is set to one.
RDMG6-RDMG0 Right Digital Master Mixer Attenu-
ation. The least significant bit
represents 1.5 dB, with 000000 =
0 dB. See Table 12.
RDMOM
Right Digital Master Output Mixer Mute.
When set, the Right DAC output is
muted to the Right output mixer.
Note: This bit is controlled
by register (X11)
Digital
From Digital
Mixer
Summer
0 to -60dB
DAC
Analog
To Input
RDMIM ^Mixer
To Output
RDMOM ^Mixer
+12 to -34.5dB
RDMG6-G0
DS213PP4
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