Texas Instruments AFE79 Series Programming & User Manual page 1267

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SDEN\
1 2 3 4
SCLK
SDI
R/W A15 A14 A13
SDO
SDEN\
1 2 3 4
SCLK
SDI
R/W A15 A14 A13
SDO
SDEN\
SCLK
SDIO
SDEN\
SCLK
SDIO
SDO
SBAU337 – May 2020
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14 15 16 17 18 19 20
A2 A1 A0 D7 D6 D5 D4
Figure A-3. SPI Streaming Write Example
14 15 16 17 18 19 20
Addr N
A2 A1 A0
D7 D6 D5 D4
Figure A-4. SPI Streaming Read Example
t (SDEN\)
S
t (SDIO) t (SDIO)
H
S
Figure A-5. SPI Write Timing Diagram
Data n
t
Figure A-6. SPI Read Timing Diagram
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21 22 23 24 25 26
Addr N+1 (ascending), Addr N-1 (descending)
Addr N
D3 D2 D1 D0 D7 D6
21 22 23 24 25 26
Addr N+1 (ascending), Addr N-1 (descending)
D3 D2 D1 D0 D7 D6
t
SCLK
Data n-1
(Data)
d
Appendix A
27 28 29 30 31 32
D5 D4 D3 D2 D1 D0
27 28 29 30 31 32
D5 D4 D3 D2 D1 D0
Appendix: SPI Interface
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