Техническая Спецификация для Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO
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Модели
ATSAM4S-XPRO
899
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
Figure 38-11. XFRDONE During a Read Access
38.12.3 Write Access
During a write access, the XFRDONE flag behaves as shown in
.
Figure 38-12. XFRDONE During a Write Access
CMD line
HSMCI read CMD
Card response
CMDRDY flag
Data
1st Block
Last Block
Not busy flag
XFRDONE flag
The CMDRDY flag is released 8 tbit after the end of the card response.
CMD line
Card response
CMDRDY flag
Data bus - D0
1st Block
Not busy flag
XFRDONE flag
The CMDRDY flag is released 8 tbit after the end of the card response.
Last Block
D0
1st Block
Last Block
D0 is tied by the card
D0 is released
HSMCI write CMD