at91sam9260-cj ATMEL Corporation, at91sam9260-cj Datasheet - Page 563

• Manufacturer Part Number: at91sam9260-cj
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

Figure 35-12. Multiple Write Functional Flow Diagram
Note:
6221G–ATARM–31-Jan-08
1. It is assumed that this command has been correctly sent (see
2. This field is also accessible in the MCI Block Register (MCI_BLKR).
Configure the PDC channel
MCI_TPR = Data Buffer Address to write
MCI_TCR = BlockLength/4
Send SET_BLOCKLEN command
Send SELECT/DESELECT_CARD
Set the PDCMODE bit
MCI_MR |= PDCMODE
Set the block length (in bytes)
MCI_BLKR |= (BlockLength << 16) (2)
Set the block count (if necessary)
MCI_BLKR |= (BlockCount << 0)
Send WRITE_MULTIPLE_BLOCK
command (1) to select the card
Send STOP_TRANSMISSION
Read status register MCI_SR
MCI_PTCR = TXTEN
NOTBUSY = 0?
command
command (1)
BLKE = 0?
Poll the bit
RETURN
Poll the bit
No
No
(1)
Figure
(1)
35-9).
Yes
Yes
AT91SAM9260
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