Datasheet

SAM9G20
DS60001516A-page 260  2017 Microchip Technology Inc.
23.4.7 Transmit Next Pointer Register
Name:PERIPH_TNPR
Access:Read/Write
TXNPTR: Transmit Next Pointer
TXNPTR contains next transmit buffer address.
When a half duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
31 30 29 28 27 26 25 24
TXNPTR
23 22 21 20 19 18 17 16
TXNPTR
15 14 13 12 11 10 9 8
TXNPTR
76543210
TXNPTR