[AK4679]
2-3. External Conditional Jump Code Write (during DSP Reset and RUN)
Field Write data
(1) COMMAND Code 0xF4
(2) DATA
D7~D0
2-4. CRC Code Write (during DSP Reset and RUN)
Field
Write data
(1) COMMAND Code 0xF2
(2) DATA
(3) DATA
D15~D8
D7~D0
3. Write Operation during RUN
3-1. Coefficient RAM (CRAM) Write Preparation (during Run)
Preparation
Write data
(1) COMMAND Code 0x80~0x8F (one data at 80h, sixteen data at 8Fh)
(2) ADDRESS1
(3) ADDRESS2
(4) DATA1
0 0 0 0 0 A10 A9 A8
A7 ~ A0
D19~D12
(5) DATA2
D11~D4
(6) DATA3
D3~D0 0 0 0 0
Three bytes of data may be written continuously for each address.
3-2. Coefficient RAM (CRAM) Write Operation (during RUN)
Execute Write data
(1) COMMAND Code 0xA4
(2) ADDRESS1
(3) ADDRESS2
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
Note 87. The COMMAND determines the length of the data. If the written data exceeds the allotted amount, the
excess data is ignored.
3-3. Offset REG (OFREG) Write Preparation (during RUN)
Preparation
Write data
(1) COMMAND Code 0x90~0x9F (one data at 0x90, sixteen data at 0x9F)
(2) ADDRESS1
(3) ADDRESS2
(4) DATA1
0 0 0 0 0 0 0 0
0 0 0 A4 A3 A2 A1 A0
0 0 0 0 0 0 0 0
(5) DATA2
0 D14 D13 D12 D11 D10 D9 D8
(6) DATA3
D7~D0
Three bytes of data may be written continuously for each address.
3-4. Offset REG (OFREG) Write Operation (during RUN)
Execute Write data
(1) COMMAND Code 0xA2
(2) ADDRESS1
(3) ADDRESS2
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
Note 88. The COMMAND determines the length of the data. If the written data exceeds the allotted amount, the
excess data is ignored.
MS1402-E-06
2013/02
- 194 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
