SAM7S256_14 Datasheet, PDF (158/775 Pages) ATMEL Corporation – ARM-based Flash MCU

22.4.9 PDC Transfer Control Register
Register Name:
PERIPH_PTCR
Access Type:
Write-only
31
30
29
28
27
–
–
–
–
–
23
22
21
20
19
–
–
–
–
–
15
14
13
12
11
–
–
–
–
–
7
6
5
4
3
–
–
–
–
–
• RXTEN: Receiver Transfer Enable
0 = No effect.
1 = Enables the receiver PDC transfer requests if RXTDIS is not set.
• RXTDIS: Receiver Transfer Disable
0 = No effect.
1 = Disables the receiver PDC transfer requests.
• TXTEN: Transmitter Transfer Enable
0 = No effect.
1 = Enables the transmitter PDC transfer requests.
• TXTDIS: Transmitter Transfer Disable
0 = No effect.
1 = Disables the transmitter PDC transfer requests
26
25
24
–
–
–
18
17
16
–
–
–
10
9
8
–
TXTDIS
TXTEN
2
1
0
–
RXTDIS
RXTEN
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
158