[AK4129]
D0
Addr Register Name
01H De-emphasis
D7
0
D6
1
D5
D4
D3
D2
D1
DEM31 DEM30 DEM21 DEM20 DEM11 DEM10
R/W
Default
RD
0
RD
1
R/W
0
R/W
1
R/W
0
R/W
1
R/W
0
R/W
1
DEM11/10: SRC1 De-emphasis Control
Default: “01” De-emphasis=OFF
DEM21/20: SRC2 De-emphasis Control
Default: “01” De-emphasis=OFF
DEM31/30: SRC3 De-emphasis Control
Default: “01” De-emphasis=OFF
In serial control mode (SPB pin= “H”), the setting of DEM1-0 pins is ignored. The DEM[11:10] bits setting is
reflected to SRC1, the DEM[21:20] bits setting is reflected to SRC2 and the DEM[31:30] bits setting is reflected
to SRC3.
Addr Register Name
D7
0
D6
D5
D4
IDIF20
R/W
0
D3
0
D2
D1
D0
02H Input Audio Data Format 1
IDIF22 IDIF21
IDIF12 IDIF11 IDIF10
R/W
RD
0
R/W
0
R/W
0
RD
0
R/W
0
R/W
0
R/W
0
Default
Addr Register Name
D7
0
D6
0
D5
0
D4
0
D3
0
D2
D1
D0
03H Input Audio Data Format 2
IDIF32 IDIF31 IDIF30
R/W
RD
0
RD
0
RD
0
RD
0
RD
0
R/W
0
R/W
0
R/W
0
Default
IDIF12/11/10: SRC1 Audio Data Interface Mode Select for Input Ports
Default: “000” Mode 0 (Refer Table 2)
IDIF22/21/20: SRC2 Audio Data Interface Mode Select for Input Ports
Default: “000” Mode 0 (Refer Table 2)
IDIF32/31/30: SRC3 Audio Data Interface Mode Select for Input Ports
Default: “000” Mode 0 (Refer Table 2)
In serial control mode (SPB pin = “H”), the setting of IDIF2-0 pins is ignored. The IDIF[12:10] bits setting is
reflected to SRC1, the IDIF[22:20] bits setting is reflected to SRC2 and the IDIF[32:30] bits setting is reflected
to SRC3.
MS1173-E-01
2010/09
- 43 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
