AK4685 AKM [Asahi Kasei Microsystems], AK4685 Datasheet - Page 45

• Manufacturer Part Number: AK4685
• Description: Multi-channel CODEC with Differential Analog I/O
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS1106-E-00
Addr
03H
Addr
02H
DIFA1-0: Audio format control for PORTA
DIFB: Audio format control for PORTB
DIFC1-0: Audio format control for PORTC
CKSB1-0: ADC Clock control for Master mode.
DFS11-10: DAC1 Sampling Speed Control
ACKS1: DAC1 Auto Setting Mode
DFS21-20: DAC2 Sampling Speed Control
ACKS2: DAC2 Auto Setting Mode
(Default: I2S)
(Default: I2S)
(Default: I2S)
(Default: 256fs)
(Default: Normal Speed Mode)
DAC Speed Control
Interface Settings
Default
Default
Register Name
Register Name
R/W
R/W
These settings are ignored in Auto Setting Mode.
0: Disable, Manual Setting Mode (default)
1: Enable, Auto Setting Mode
When ACKS1 bit = “1”, the master clock frequency is detected automatically and the DFS11-10 bits
are ignored. When ACKS1 bit = “0”, DFS11-10 bits set the sampling speed mode.
These settings are ignored in Auto Setting Mode.
0: Disable, Manual Setting Mode (default)
1: Enable, Auto Setting Mode
When ACKS2 bit = “1”, the master clock frequency is detected automatically and the DFS21-20 bits
are ignored. When ACKS2 bit = “0”, DFS21-20 bits set the sampling speed mode.
(Default: Normal Speed Mode)
CKSB1
R/W
RD
D7
D7
0
0
0
ACKS2
CKSB0
R/W
R/W
D6
D6
0
0
- 45 -
DIFC1
DFS21
R/W
R/W
D5
D5
1
0
DFS20
DIFC0
R/W
R/W
D4
D4
1
0
DIFB
R/W
D3
RD
D3
1
0
0
ACKS1
R/W
RD
D2
D2
0
0
0
DFS11
DIFA1
R/W
R/W
D1
D1
1
0
[AK4685]
DIFA0
DFS10
2009/08
R/W
D0
R/W
D0
1
0