ATSAM3S-EK Atmel, ATSAM3S-EK Datasheet - Page 808

• Manufacturer Part Number: ATSAM3S-EK
• Description: KIT EVAL FOR ATSAM3S4C
• Manufacturer: Atmel
• Series: SAM3Sr
• Type: MCUr

Specifications of ATSAM3S-EK

• Contents: Board, Cables, Power Supply
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex-M3
• Kit Contents: Board
• Features: TFT Colour LCD Display, SD/MMC Interface
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• For Use With/related Products: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

808
SAM3S Preliminary
The following flowchart
the PDC. Polling or interrupt method can be used to wait for the end of write according to the
contents of the Interrupt Mask Register (HSMCI_IMR).
Figure 35-10. Multiple Write Functional Flow Diagram
Note:
1. It is assumed that this command has been correctly sent (see
(Figure
Configure the PDC channel
HSMCI_TPR = Data Buffer Address
HSMCI_TCR = BlockLength/4
Send SET_BLOCKLEN command
35-10) shows how to manage a multiple write block transfer with
Send SELECT/DESELECT_CARD
Send WRITE_MULTIPLE_BLOCK
Read status register HSMCI_SR
Set the PDCMODE bit
HSMCI_MR |= PDCMODE
Set the block length
HSMCI_MR |= (BlockLength << 16)
command
Send STOP_TRANSMISSION
HSMCI_PTCR = TXTEN
NOTBUSY = 0?
command
command
(1)
RETURN
BLKE = 0?
Poll the bit
Poll the bit
to select the card
No
No
(1)
(1)
(1)
Yes
Yes
Figure
35-7).
6500C–ATARM–8-Feb-11