SAM7S161_14 Datasheet, PDF (156/775 Pages) ATMEL Corporation – ARM-based Flash MCU

22.4.5 PDC Receive Next Pointer Register
Register Name:
PERIPH_RNPR
Access Type:
Read-write
31
30
29
28
27
26
25
24
RXNPTR
23
22
21
20
19
18
17
16
RXNPTR
15
14
13
12
11
10
9
8
RXNPTR
7
6
5
4
3
2
1
0
RXNPTR
• RXNPTR: Receive Next Pointer Address
RXNPTR is the address of the next buffer to fill with received data when the current buffer is full.
22.4.6 PDC Receive Next Counter Register
Register Name:
PERIPH_RNCR
Access Type:
Read-write
31
30
29
28
27
26
25
24
--
23
22
21
20
19
18
17
16
--
15
14
13
12
11
10
9
8
RXNCR
7
6
5
4
3
2
1
0
RXNCR
• RXNCR: Receive Next Counter Value
RXNCR is the size of the next buffer to receive.
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
156