AK7600 Datasheet, PDF (22/38 Pages) Asahi Kasei Microsystems – 2/6-Channel Audio CODEC with Digital EQ

■ Data Format
Data Write
(1)Control Register Write
SDA
(1) COMMAND
01H, 02H, 03H
(2) DATA
D7~D0
Relationship between COMMAND and control register data.
1) Command 01H is write command for CONT0.
2) Command 02H is write command for CONT1.
3) Command 03H is write command for CONT2.
(2)16bit Coefficient or Delay Data Write
SDA
(1) COMMAND
40H,41H,42H,43H,44H,45H,46H,47H,48H,49H,4AH
(2) DATA1-1
D15~D8
(3) DATA1-2
D7~D0
(4) DATA2-1
D15~D8
(5) DATA2-2
D7~D0
(6)~(11)
(Continues in 2byte unit to DATA5. In total 10byte DATA)
(3)28bit Coefficient Data Write
SDA
(1) COMMAND
80H,81H,82H,83H,84H,85H,86H,87H,88H,89H
(2) DATA1-1
0 0 0 0 D27~D24
(3) DATA1-2
D23~D16
(4) DATA1-3
D15~D8
(5) DATA1-4
D7~D0
(6)~(21)
(Continues in 4byte unit to DATA5. In total 20byte DATA)
[AK7600]
MS0999-E-00
- 22 -
2008/09