Datasheet

694
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
35.12 HSMCI Transfer Done Timings
35.12.1 Definition
The XFRDONE flag in the HSMCI_SR indicates exactly when the read or write sequence is finished.
35.12.2 Read Access
During a read access, the XFRDONE flag behaves as shown in Figure 35-11.
Figure 35-11. XFRDONE During a Read Access
CMD line
MCI read CMD
Card response
CMDRDY flag
Data
1st Block
Last Block
Not busy flag
XFRDONE flag
The CMDRDY flag is released 8 t bit after the end of the card response.