AK7735EQ Datasheet, PDF (76/142 Pages) Asahi Kasei Microsystems – Dual DSP with 4chADC + 4chDAC + 4chSRC

[AK7735]
3-1-2. Write Operation during RUN中
(1) Coefficient RAM (CRAM) Write Preparation (during RUN)
Preparation
Write data
(1) COMMAND Code 0x80~0x8F (one data at 0x80, sixteen data at 0x8F)
(2) ADDRESS1
0 0 0 A12 A11 A10 A9 A8
(3) ADDRESS2
A7 A6 A5 A4 A3 A2 A1 A0
(4) DATA1
D23~D16
(5) DATA2
D15~D8
(6) DATA3
D7~D0
Three bytes of data may be written continuously for each address.
(2) Coefficient RAM (CRAM) Write Operation (during RUN)
Execute
Write data
(1) COMMAND Code 0xA4 (DSP1) / 0xA5 (DSP2)
(2) ADDRESS1
00000000
(3) ADDRESS2
00000000
(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
00000000
(3) ADDRESS2
0 0 A5 A4 A3 A2 A1 A0
(4) DATA1
00000000
(5) DATA2
0 0 D13 D12 D11 D10 D9 D8
(6) DATA3
D7~D0
Three bytes of data may be written continuously for each address.
(4). Offset REG (OFREG) Write Operation (during RUN)
Execute
Write data
(1) COMMAND Code 0xA2 (DSP1) / 0xA3 (DSP2)
(2) ADDRESS1
00000000
(3) ADDRESS2
00000000
016014707-E-00
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2016/12