AT91M40400-25C ATMEL Corporation, AT91M40400-25C Datasheet - Page 82

• Manufacturer Part Number: AT91M40400-25C
• Description: 16/32-bit Microcontroller, 2.7V to 3.6V Operating Range
• Manufacturer: ATMEL Corporation

USART Receive Pointer Register
Name:
Access Type:
•
USART Receive Counter Register
Name:
Access Type:
•
RXPTR: Receive Pointer
RXPTR must be loaded with the address of the receive buffer.
RXCTR: Receive Counter
RXCTR must be loaded with the size of the receive buffer.
0: Stop Peripheral Data Transfer dedicated to the receiver.
1-65535: Start Peripheral Data transfer if RXRDY is active.
82
31
23
15
31
23
15
---
---
7
7
AT91M40400
30
22
14
30
22
14
US_RPR
Read/Write
US_RCR
Read/Write
---
---
6
6
29
21
13
29
21
13
---
---
5
5
4920
28
20
12
28
12
---
---
4
4
RXCTR
RXCTR
RXPTR
RXPTR
RXPTR
RXPTR
27
19
11
27
19
11
---
---
3
3
26
18
10
26
18
10
---
---
2
2
25
17
25
17
---
---
9
1
9
1
24
16
24
16
---
---
8
0
8
0