at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 99

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

PDC Transmit Next Counter Register
Register Name:
Access Type:
• TXNCR: Transmit Next Counter Value
·TXNCR is the size of the next buffer to transmit.
PDC Transfer Control Register
Register Name:
Access Type:
• ·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
1790A–ATARM–11/03
31
23
15
31
23
15
–
–
–
–
7
7
Read/Write
PERIPH_PTCR
Write
PERIPH_TNCR
30
22
14
30
22
14
6
–
–
–
6
–
-
only
29
21
13
29
21
13
5
–
–
–
5
–
28
20
12
28
20
12
–
–
–
–
4
4
TXNCR
TXNCR
--
--
27
19
11
27
19
11
–
–
–
–
3
3
26
18
10
26
18
10
2
–
–
–
2
–
TXTDIS
RXTDIS
AT91RM3400
25
17
25
17
9
1
–
–
9
1
RXTEN
TXTEN
24
16
24
16
–
–
8
0
8
0
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