at91sam9260-cj ATMEL Corporation, at91sam9260-cj Datasheet - Page 247

• Manufacturer Part Number: at91sam9260-cj
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

24.4.5
Register Name:
Access Type:
• RXNPTR: Receive Next Pointer
RXNPTR contains next receive buffer address.
When a half duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
24.4.6
Register Name:
Access Type:
• RXNCTR: Receive Next Counter
RXNCTR contains next receive buffer size.
When a half duplex peripheral is connected to the PDC, RXNCTR = TXNCTR.
6221G–ATARM–31-Jan-08
31
23
15
31
23
15
7
–
–
7
Receive Next Pointer Register
Receive Next Counter Register
30
22
14
30
22
14
PERIPH_RNPR
Read-write
6
PERIPH_RNCR
Read-write
–
–
6
29
21
13
29
21
13
5
–
–
5
28
20
12
28
20
12
4
–
–
4
RXNCTR
RXNCTR
RXNPTR
RXNPTR
RXNPTR
RXNPTR
27
19
11
27
19
11
3
–
–
3
26
18
10
26
18
10
2
–
–
2
AT91SAM9260
25
17
25
17
9
1
–
–
9
1
24
16
24
16
8
0
–
–
8
0
247