AK4679EG Datasheet, PDF (196/220 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with DSP and MIC/RCV/HP/SPK/LINE-AMP

[AK4679]
5-4. CRC Code Reading (during DSP Reset and RUN)
Field
Write data
(1) COMMAND Code 0x72
(2) DATA1
D15~D8
(3) DATA2
D7~D0
Readout data
5-5. Error and GPO statuses Reading (DSP Reset and RUN)
Field
Write data
Output
(1) COMMAND Code 0x70
(2) DATA
Active low output
D7: CRCERRN
0: CRC error
D6: WDTERRN
0: Watch Dog Timer error
D5: CGERRN
0: Clock Generator unit lock error
D4: GP0
0: clear 1: set
D3: GP1
0: clear 1: set
6. Read Operation during RUN
6-1. CRAM Write Preparation Read (during RUN)
Field
Write data
(1) COMMAND Code 0x24
(2) ADDRESS1
A15~A8
(3) ADDRESS2
A8~A0
(4) DATA1
D19~D12
(5) DATA2
D11~D4
(6) DATA3
D3~D0 0 0 0 0
Readout data
6-2. OFREG Write Preparation Read (during RUN)
Field
Write data
(1) COMMAND Code 0x24
(2) ADDRESS1
A15~A8
(3) ADDRESS2
A8~A0
(4) DATA1
00000000
(5) DATA2
0 0 0 D12~D8
(6) DATA3
D7~D0
Readout data
6-3. MIR1/2/3/4 Read (during RUN)
Field
Write data
(1) COMMAND Code 0x76(MIR1)
0x78(MIR2)
0x7A(MIR3)
0x7C(MIR4)
(2) DATA1
(3) DATA2
(4) DATA3
(5) DATA4
Note 89. Data is valid only when all flags are zero.
Readout data
D27~D20
D19~D12
D11~D4
D3 D2 D1 D0 (flag3) (flag2) (flag1) (flag0)
MS1402-E-06
- 196 -
2013/02