CS4235 Datasheet, PDF (33/94 Pages) Cirrus Logic – CrystalClear Low Cost ISA Audio System

CS4235
CrystalClear ^TM Low Cost ISA Audio System
Left Auxiliary #1 Volume (I2)
Default = 11x00000
D7 D6 D5 D4 D3 D2 D1 D0
LX1OM LX1IM rbc LX1G4 LX1G3 LX1G2 LX1G1 LX1G0
Left Auxiliary #2 Volume (I4)
Default = 11x00000
D7 D6 D5 D4 D3 D2 D1 D0
LX2OM LX2IM res LX2G4 LX2G3 LX2G2 LX2G1 LX2G0
Note: Although this register generally controls the vol-
ume for LAUX1, the LAUX1 volume can be controlled
through I18 by setting AUX1R in X18.
LX1G4-LX1G0 Left Auxiliary #1, LAUX1, Mix Gain.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
LX1IM
Left Auxiliary #1 Mute. When set, the
left Auxiliary #1 input, LAUX1, to the
input mixer is muted.
LX1OM
Left Auxiliary #1 Mute. When set to 1,
the left Auxiliary #1 input, LAUX1, to
the output mixer is muted.
Right Auxiliary #1 Volume (I3)
Default = 11x00000
D7 D6 D5 D4 D3 D2 D1 D0
RX1OM RX1IM rbc RX1G4 RX1G3 RX1G2 RX1G1 RX1G0
Note: Although this register generally controls the
volume for RAUX1, the RAUX1 volume can be con-
trolled through I19 by setting AUX1R in X18.
RX1G4-RX1G0 Right Auxiliary #1, RAUX1, Mix Gain.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
RX1IM
Right Auxiliary #1 Mute. When set to
1, the right Auxiliary #1 input,
RAUX1, to the input mixer is muted.
RX1OM
Right Auxiliary #1 Mute. When set to 1,
the right Auxiliary #1 input, RAUX1,
to the output mixer is muted.
LX2G4-LX2G0 Left Auxiliary #2, LAUX2, Mix Gain.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
LX2IM
Left Auxiliary #2 Mute. When set to 1,
the left Auxiliary #2 input, LAUX2, to
the input mixer is muted.
LX2OM
Left Auxiliary #2 Mute. When set to 1,
the left Auxiliary #2 input, LAUX2, to
the output mixer is muted.
Right Auxiliary #2 Volume (I5)
Default = 11x00000
D7 D6 D5 D4 D3 D2 D1 D0
RX2OM RX2IM res RX2G4 RX2G3 RX2G2 RX2G1 RX2G0
RX2G4-RX2G0 Right Auxiliary #2, RAUX2, Mix Gain.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
RX2IM
Right Auxiliary #2 Mute. When set, the
right Auxiliary #2 input, RAUX2, to
the input mixer is muted.
RX2OM
Right Auxiliary #2 Mute. When set,
the right Auxiliary #2 input, RAUX2,
to the output mixer is muted.
Left DAC1 Volume (I6)
Default = 10000111
D7 D6 D5 D4 D3 D2 D1 D0
LD1OM res LD1A5 LD1A4 LD1A3 LD1A2 LD1A1 LD1A0
LD1A5-LD1A0 Left DAC1 Attenuation. The least
significant bit represents -1.5 dB,
with 000000 = 0 dB. The total range
is 0 to -94.5 dB. See Table 6.
LD1OM
Left DAC1 Output Mute. When set,
the left DAC1 to the output mixer is
muted.
DS252PP2
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