Datasheet

521
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
27.6.7 Transmit Next Pointer Register
Name: PERIPH_TNPR
Access: Read/Write
 TXNPTR: Transmit Next Pointer
TXNPTR contains the next transmit buffer address.
When a half-duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
31 3 02928 27 26 25 24
TXNPTR
23 22 21 20 19 18 17 16
TXNPTR
15 14 13 12 11 10 9 8
TXNPTR
76543 210
TXNPTR