Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO Data Sheet

Product codes
ATSAM4S-XPRO
Page of 1231
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
904
• PADV: Padding Value
0: 0x00 value is used when padding data in write transfer.
1: 0xFF value is used when padding data in write transfer.
PADV may be only in manual transfer.
• PDCMODE: PDC-oriented Mode
0: Disables PDC transfer
1: Enables PDC transfer. In this case, UNRE and OVRE flags in the HSMCI Status Register (HSMCI_SR) are deactivated 
after the PDC transfer has been completed.