AK4950 Datasheet, PDF (79/106 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK/Cap-less VIDEO-AMP & mini DSP

[AK4950]
MLOUT: Lineout Mono Mode Switch
0: Lineout Stereo mode (default)
Both L and R channel lineout amplifiers are powered-up when PMLO bit = “0”.
1: Lineout Mono mode
Only L channel lineout amplifier is powered-up when PMLO bit = “1”. R channel lineout amplifier is
powered-down.
READ: Read Function Enable
0: Disable (default)
1: Enable
Addr
06H
Register Name
Mode Control 3
R/W
Default
D23
D22
D21
D20
D19
D18
0
0
EXTC
0
MONO1 MONO0
R
R
R/W
R
R/W
R/W
0
0
0
0
0
0
DEM1-0: De-emphasis Control (Table 41)
Default: “01” (OFF)
MONO1-0: LOUT/ROUT Output Signal Mode Select (Table 44)
EXTC: LIN1/RIN1 and LOUT/ROUT External Connect Mode Switch (Table 45)
0: External Connect Mode Disable (default)
1: External Connect Mode Enable
D17
DEM1
R/W
0
D16
DEM0
R/W
1
Addr
07H
Register Name
PLL Control 1
R/W
Default
D23
PLL3
R/W
0
D22
PLL2
R/W
1
D21
D20
D19
D18
PLL1 PLL0 BCKO
0
R/W
R/W
R/W
R
1
0
0
0
DIF1-0: Audio Interface Format (Table 17)
Default: “10” (MSB justified)
BCKO: Master Mode BICK Output Frequency Setting (Table 10)
PLL3-0: PLL Reference Clock Select (Table 4)
Default: “0110” (MCKI pin, 12MHz)
D17
DIF1
R/W
1
D16
DIF0
R/W
0
Addr
08H
Register Name
PLL Control 2
R/W
Default
D23
D22
D21
D20
D19
D18
D17
D16
PS1
PS0
0
0
FS3
FS2
FS1
FS0
R/W
R/W
R
R
R/W
R/W
R/W
R/W
0
0
0
0
1
1
1
1
FS3-0: Sampling frequency (Table 5, Table 6) and MCKI frequency (Table 11) Setting
These bits control sampling frequency in PLL mode and control MCKI input frequency in EXT mode.
PS1-0: MCKO Frequency Setting (Table 9)
Default: “00” (256fs)
MS1320-E-00
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2011/10