AT91SAM9RL64_14 Datasheet, PDF (247/903 Pages) ATMEL Corporation – Multi-layer AHB Bus Matrix for Large Bandwidth Transfers

25.4.3 Transmit Pointer Register
Register Name:
PERIPH_TPR
Access Type:
Read/Write
31
30
29
23
22
21
15
14
13
7
6
5
28
27
TXPTR
20
19
TXPTR
12
11
TXPTR
4
3
TXPTR
• TXPTR: Transmit Counter Register
TXPTR must be set to transmit buffer address.
When a half duplex peripheral is connected to the PDC, RXPTR = TXPTR.
AT91SAM9R64/RL64
26
25
24
18
17
16
10
9
8
2
1
0
6289D–ATARM–3-Oct-11
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