ak4122 AKM Semiconductor, Inc., ak4122 Datasheet - Page 39

• Manufacturer Part Number: ak4122
• Description: 24-bit 96khz Src With Dir
• Manufacturer: AKM Semiconductor, Inc.

Addr Register Name
Addr Register Name
02H Audio Interface Format
03H DIR Control
ASAHI KASEI
DIF1-0:
IDIF1-0: Audio Interface Format for PORT2 (Table 9)
ODIF: Audio Interface Format for PORT3 (Table 10)
OPS1-0:
IPS1-0:
EFH1-0: Interrupt 0 pin Hold Count Select
AMUTE: Auto Mute Control
CS12: Channel Status select
MS0267-E-03
Audio Interface Format for PORT1 (Table 8)
Output Through Data Select for TX (Table 15)
Input Recovery Data Select (Table 14)
0 : Normal operation
1 : Auto Mute (Default)
0 : Channel 1 (Default)
1 : Channel 2
Default
Default
R/W
R/W
Non-Audio or Non-PCM/DTS-CD.
Initial values are “01”.
Initial values are “01”.
Initial values are “0”.
Initial values are “00”.
Initial values are “00”.
Initial values are “01”.
LRCK of Table 21 is DIR’s LRCK, the hold time scales with 1/fs.
When AMUTE bit = “1”, SDTIO and SDTO are muted automatically when the AK4122 detects unlock,
This bit selects that channel status is used to derive C-bit buffers, AUDN, PEM, FS3-0, Pc, Pd and CRC.
CS12
EFH1
R/W
RD
D7
D7
0
0
0
0
0
1
1
AMUTE
Table 21. Hold count select
EFH0
R/W
RD
D6
D6
0
0
1
0
1
0
1
- 39 -
EFH1
R/W
RD
D5
D5
Hold Count
1024LRCK
2048LRCK
4096LRCK
0
0
0
512LRCK
ODIF
EFH0
R/W
R/W
D4
D4
0
1
Default
IDIF1
IPS1
R/W
R/W
D3
D3
0
0
IDIF0
IPS0
R/W
R/W
D2
D2
1
0
OPS1
DIF1
R/W
R/W
D1
D1
0
0
[AK4122]
2004/08
OPS0
DIF0
R/W
R/W
D0
D0
1
0