AK4753 Datasheet, PDF (51/85 Pages) Asahi Kasei Microsystems – 2-in, 4-out CODEC with DSP Functions

[AK4753]
S
T
A
R/W ="0"
R
T
S
T
A
R/W ="1"
R
T
EESDA
Slave
S _Address
Sub Address
(00H)
Slave
S _Address
Data(n)
Data(n+1)
"1010000" E A
E A "1010000" E A
MA
MA
EC
EC
PK
PK
EC
PK
AC
S
T
K
A
S
T
C
K
E
E
R
R
Figure 62. EEP-ROM Sequential Read Sequence
S
T
O
P
Data(n+x)
P
MA
MN
A
S
T
C
K
A
S
T
A
C
E
EK
R
R
1
0
1
0
0
0
0
R/W
Figure 63. Slave Address Byte for EEP-ROM read operation
0
0
0
0
0
0
0
0
Figure 64. Sub Address Byte for EEP-ROM read operation
D7
D6
D5
D4
D3
D2
D1
D0
Figure 65. Data Byte for EEP-ROM read operation
2. EEP-ROM Memory Map
The AK4753 only supports 1k bytes or larger I²C type EEP-ROM. The EEP-ROM is used for storing the control
registers. The contents of EEP-ROM memory map are same as the register map.
(1) Fundamental function block
Addr
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH
0CH
0DH
Contents
Signal Path
SAR Control
Mode Setting 1
Mode Setting 2
Power Management
Lch DATT
Rch DATT
Gain Setting
DSP1 Limiter Mode Control
DSP1 Timer Select
DSP1 Reference Level
DSP2 Limiter Mode Control
DSP2 Timer Select
DSP2 Reference Level
MS1311-E-00
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2011/07