AK4683_07 Datasheet, PDF (71/84 Pages) Asahi Kasei Microsystems – Asynchronous Multi-Channel Audio CODEC with DIR/T

[AK4683]
Addr
08H
Register Name
Data Source Select 2
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
DAC22 DAC21 DAC20
0
DAC12 DAC11 DAC10
0
1
0
0
0
0
1
1
DAC12-10: Data source control for DAC1
000: DIR
001: ADC
010: SDTIB
011: SDTIA1 (default)
100: SDTIA2
101: SDTIA3
DAC22-20: Data source control for DAC2
000: DIR
001: ADC
010: SDTIB
011: SDTIA1
100: SDTIA2 (default)
101: SDTIA3
Addr
Register Name
D7
D6
D5
D4
D3
D2
D1
D0
09H Analog Input Control
0
0
0
0
0
AIN2 AIN1 AIN0
Default
0
0
0
0
0
0
0
0
AIN2-0: ADC input selector control
000: LIN1/RIN1 (default)
001: LIN2/RIN2
010: LIN3/RIN3
011: LIN4/RIN4
100: LIN5/RIN5
101: LIN6/RIN6
110: None
111: None
Addr
Register Name
D7
D6
D5
D4
D3
D2
D1
D0
0AH Audio Data Format
0
0
DIFB1 DIFB0 TDMA1 TDMA0 DIFA1 DIFA0
Default
0
0
1
0
0
0
1
0
DIFA1-0, TDMA1-0: Audio format control for PORTA
Refer Table 31, Table 32, Table 33.
DIFB1-0: Audio format control for PORTB
Refer Table 34.
Addr
Register Name
D7
D6
D5
D4
D3
D2
D1
D0
0BH De-emphasis/ ATT speed DEM21 DEM20 DEM11 DEM10
0
ATSAD
0
ATSDA
Default
0
1
0
1
0
0
0
0
ATSDA: DAC digital Attenuator transition time control
ATSAD: ADC digital Attenuator transition time control
Refer Table 37, Table 38.
DEM11-10: DAC1 De-emphasis filter control
DEM21-20: DAC2 De-emphasis filter control
Refer Table 30. Default: “01”, OFF
MS0427-E-02
- 71 -
2007/04