AK4649 Datasheet, PDF (69/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK-AMP

[AK4649]
Addr
03H
Register Name
Signal Select 2
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
LOPS MGAIN1 SPKG1 SPKG0 BEEPL LOVL1 LOVL0
R
R/W
R/W
R/W R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
LOVL1-0 : Output Stereo Line Gain Select (Table 53)
Default: 00(0dB)
BEEPL: Switch Control from MIN pin to Stereo Line Output
0: OFF (default)
1: ON
When PMLO bit is “1”, BEEPL bit is enabled. When PMLO bit is “0”, the LOUT/ROUT pins go to VSS1.
SPKG1-0: Speaker-Amp Output Gain Select (Table 54)
MGAIN1: MIC-Amp Gain Control (Table 21)
LOPS: Stereo Line Output Power-Save Mode
0: Normal Operation (default)
1: Power Save Mode
Addr
04H
Register Name
Mode Control 1
R/W
Default
D7
D6
D5
D4
D3
D2
PLL3 PLL2 PLL1 PLL0 BCKO
0
R/W
R/W
R/W
R/W
R/W
R
0
0
0
0
0
0
DIF1-0: Audio Interface Format (Table 17)
Default: “10” (MSB)
BCKO: BICK Output Frequency Select at Master Mode (Table 10)
PLL3-0: PLL Reference Clock Select (Note 35)
Default: “0000” (LRCK pin)
D1
DIF1
R/W
1
D0
DIF0
R/W
0
Addr
05H
Register Name
Mode Control 2
R/W
Default
D7
D6
D5
D4
PS1
PS0
FS3
0
R/W
R/W
R/W
R
0
0
0
0
D3
D2
D1
D0
0
FS2
FS1
FS0
R
R/W
R/W
R/W
0
0
0
0
FS3-0: Sampling Frequency Select (Table 5, Table 6) and MCKI Frequency Select (Table 11)
FS3-0 bits select sampling frequency at PLL mode and MCKI frequency at EXT mode.
PS1-0: MCKO Output Frequency Select (Table 9)
Default: “00”(256fs)
MS1023-E-01
- 69 -
2010/08