Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Datenbogen
Produktcode
AT91SAM9N12-EK
834
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
40.8.24 USART IrDA FILTER Register
Name:
US_IF
Addresses:
0xF801C04C (0), 0xF802004C (1), 0xF802404C (2), 0xF802804C (3)
Access:
Read-write
This register is relevant only if USART_MODE = 0x8 in
.
This register can only be written if the WPEN bit is cleared in
• IRDA_FILTER: IrDA Filter
The IRDA_FILTER value must be defined to meet the following criteria:
t
MCK
* (IRDA_FILTER + 3) < 1.41 µs
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
IRDA_FILTER