SAM7X128_14 Datasheet, PDF (138/662 Pages) ATMEL Corporation – ARM-based Flash MCU

22.4.3 PDC Transmit Pointer Register
Register Name:
PERIPH_TPR
Access Type:
Read-write
31
30
29
28
27
26
25
24
TXPTR
23
22
21
20
19
18
17
16
TXPTR
15
14
13
12
11
10
9
8
TXPTR
7
6
5
4
3
2
1
0
TXPTR
• TXPTR: Transmit Pointer Address
Address of the transmit buffer.
22.4.4 PDC Transmit Counter Register
Register Name:
PERIPH_TCR
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
TXCTR
7
6
5
4
3
2
1
0
TXCTR
• TXCTR: Transmit Counter Value
TXCTR is the size of the transmit transfer to be performed. At zero, the peripheral DMA transfer is stopped.
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
138