ICE1232 IC Ensemble, ICE1232 Datasheet - Page 19

• Manufacturer Part Number: ICE1232
• Description: ac 97 2.1 VSR Audio Codec With 3D
• Manufacturer: IC Ensemble

Preliminary
Auxiliary Input Control Register (Index 16h)
Mute
GL[4:0]
GR[4:0]
PCM Output Control Register (Index 18h)
Mute
GL[4:0]
GR[4:0]
Rev. 1.5, 1/10/00
Mute
Mute
D15
D15
D14
D14
–
–
D13
D13
–
–
D12
Auxiliary Input Mute Control
“1” :
“0” :
Left Channel Gain Control
These five bits select the gain applied to the LEFT channel of the Auxiliary Input signal.
The gain is programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of
32 programmable levels. Please refer to Table 18 on page 20 for details.
Right Channel Gain Control
These five bits select the gain applied to the RIGHT channel of the Auxiliary Input signal.
The gain is programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of
32 programmable levels. Please refer to Table 18 on page 20 for details.
D12
PCM Output Mute Control
“1” :
“0” :
Left Channel Gain Control
These five bits select the gain applied to the LEFT channel of the PCM Output signal. The
gain is programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of 32
programmable levels. Please refer to Table 18 on page 20 for details.
Right Channel Gain Control
These five bits select the gain applied to the RIGHT channel of the PCM Output signal.
The gain is programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of
32 programmable levels. Please refer to Table 18 on page 20 for details.
GL4
GL4
D11
GL3
D11
GL3
Mute enabled
Mute disabled
Mute enabled
Mute disabled
D10
D10
GL2
GL2
GL1
GL1
D9
D9
GL0
GL0
D8
D8
D7
D7
–
–
D6
D6
–
–
D5
D5
–
–
GR4
GR4
D4
D4
GR3
GR3
D3
D3
GR2
GR2
D2
D2
GR1
GR1
D1
D1
ICE1232
GR0
GR0
D0
D0
Default
Default
8808h
8808h
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