AK4120VF AKM [Asahi Kasei Microsystems], AK4120VF Datasheet - Page 25

• Manufacturer Part Number: AK4120VF
• Description: Sample Rate Converter with Mixer and Volume
• Manufacturer: AKM [Asahi Kasei Microsystems]

Addr
00H
01H
02H
03H
04H
05H
06H
ASAHI KASEI
n Mapping of Program Registers
Note: When the PDN goes to “L”, the registers are initialized to their default values.
n
MS0134-E-00
Register Definitions
DIFI11-0: Audio Data Formats for Input#1 port (See Table 6).
DIFI21-0: Audio Data Formats for Input#2 port (See Table 7).
DIFO1-0: Audio Data Formats for Output port (See Table 8).
PW: Power down control
IMCKS1: Master Clock Speed of the Master Clock for Input#1 (IMCLK1)
IMCKS2: Master Clock Speed of the Master Clock for Input#2 (IMCLK2)
OMCKS: Master Clock Speed of the Master Clock for Output (OMCLK)
Note: Set the PW= “0” when those master clocks are changed.
Addr Register Name
Addr Register Name
00H
01H
Data must not be written to the address except 00H through 06H.
Register Name
Control 1
Control 2
Control 3
Lch Volume#1 Control
Rch Volume#1 Control
Lch Volume#2 Control
Lch Volume#2 Control
0: Power Down
1: Normal Operation (Default)
0: 256fs(default)
1: 512fs
0: 256fs(default)
1: 512fs
0: 256fs(default)
1: 512fs
Control 1
Control 2
At PW=”0”, internal registers can be written.
Default
Default
MUTE2R
PW
D7
0
0
0
0
0
ZELM
MUTE2L
GAIN6
GAIN6
GAIN6
GAIN6
PW
D7
D7
1
0
0
D6
0
ZELM
MUTE1R
ZTM1
GAIN5
GAIN5
GAIN5
GAIN5
DIFO1
D6
D6
0
0
0
D5
- 25 -
ZTM1
DIFO1
MUTE1L
ZTM0
GAIN4
GAIN4
GAIN4
GAIN4
DIFO0
D5
D5
0
1
D4
ZTM0
DIFO0
DIFI21
GAIN3
GAIN3
GAIN3
GAIN3
D4
D4
D3
0
0
0
0
DIFI21
OMCKS
DIFI20
GAIN2
GAIN2
GAIN2
GAIN2
D3
D3
D2
0
0
0
0
OMCKS
DIFI20
IMCKS2
PATH1
GAIN1
GAIN1
GAIN1
GAIN1
DIFI11
D2
D2
D1
0
0
IMCKS2
DIFI11
IMCKS1
PATH0
DIFI10
GAIN0
GAIN0
GAIN0
GAIN0
D1
D1
D0
0
0
[AK4120]
IMCKS1
DIFI10
Default
80H
20H
00H
10H
10H
10H
10H
2002/1
D0
D0
0
0