cs4239 Cirrus Logic, Inc., cs4239 Datasheet - Page 36

• Manufacturer Part Number: cs4239
• Description: Crystalclear? Ortable Isa Audio System Logic
• Manufacturer: Cirrus Logic, Inc.

Left Auxiliary #1 Volume (I2)
Default = 11x00000
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.
LX1IM
LX1OM
Right Auxiliary #1 Volume (I3)
Default = 11x00000
Note: Although this register generally controls the vol-
ume for RAUX1, the RAUX1 volume can be control
led through I19 by setting AUX1R in X18.
RX1G4-RX1G0 Right Auxiliary #1, RAUX1, Mix Gain.
RX1IM
RX1OM
36
LX1OM LX1IM
RX1OM RX1IM
D7
D7
D6
D6
D5
rbc
D5
rbc LX1G4 LX1G3 LX1G2 LX1G1 LX1G0
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
Left Auxiliary #1 Mute. When set, the
left Auxiliary #1 input, LAUX1, to the
input mixer is muted.
Left Auxiliary #1 Mute. When set to 1,
the left Auxiliary #1 input, LAUX1, to
the output mixer is muted.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
Right Auxiliary #1 Mute. When set to
1, the right Auxiliary #1 input,
RAUX1, to the input mixer is muted.
Right Auxiliary #1 Mute. When set to 1,
the right Auxiliary #1 input, RAUX1,
to the output mixer is muted.
RX1G4 RX1G3 RX1G2 RX1G1 RX1G0
D4
D4
D3
D3
D2
D2
D1
D1
D0
D0
Left Auxiliary #2 Volume (I4)
Default = 11x00000
LX2G4-LX2G0 Left Auxiliary #2, LAUX2, Mix Gain.
LX2IM
LX2OM
Right Auxiliary #2 Volume (I5)
Default = 11x00000
RX2G4-RX2G0 Right Auxiliary #2, RAUX2, Mix Gain.
RX2IM
RX2OM
Left DAC1 Volume (I6)
Default = 10000111
LD1A5-LD1A0 Left DAC1 Attenuation. The least
LD1OM
LD1OM res LD1A5 LD1A4 LD1A3 LD1A2 LD1A1 LD1A0
RX2OM RX2IM res RX2G4 RX2G3 RX2G2 RX2G1 RX2G0
LX2OM LX2IM res LX2G4 LX2G3 LX2G2 LX2G1 LX2G0
D7
D7
D7
D6
D6
CrystalClear Portable ISA Audio System
D6
D5
D5
D5
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
Left Auxiliary #2 Mute. When set to 1,
the left Auxiliary #2 input, LAUX2, to
the input mixer is muted.
Left Auxiliary #2 Mute. When set to 1,
the left Auxiliary #2 input, LAUX2, to
the output mixer is muted.
The least significant bit represents
1.5 dB, with 01000 = 0 dB.
See Table 8.
Right Auxiliary #2 Mute. When set, the
right Auxiliary #2 input, RAUX2, to
the input mixer is muted.
Right Auxiliary #2 Mute. When set,
the right Auxiliary #2 input, RAUX2,
to the output mixer is muted.
significant bit represents -1.5 dB,
with 000000 = 0 dB. The total range
is 0 to -94.5 dB. See Table 6.
the left DAC1 to the output mixer is
muted.
Left DAC1 Output Mute. When set,
D4
D4
D4
TM
D3
D3
D3
D2
D2
D2
D1
D1
D1
CS4239
DS253PP2
D0
D0
D0