Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Datenbogen
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Produktcode
AT91SAM9M10-G45-EK
525
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
31.8.2
USART Mode Register
Name:
US_MR
Addresses:
0xFFF8C004 (0), 0xFFF90004 (1), 0xFFF94004 (2), 0xFFF98004 (3)
Access:
Read-write
• USART_MODE
• USCLKS: Clock Selection
31
30
29
28
27
26
25
24
ONEBIT
MODSYNC–
MAN
FILTER
–
MAX_ITERATION
23
22
21
20
19
18
17
16
VAR_SYNC
DSNACK
INACK
OVER
CLKO
MODE9
MSBF/CPOL
15
14
13
12
11
10
9
8
CHMODE
NBSTOP
PAR
SYNC/CPHA
7
6
5
4
3
2
1
0
CHRL
USCLKS
USART_MODE
USART_MODE
Mode of the USART
0
0
0
0
Normal
0
0
0
1
RS485
0
0
1
0
Hardware Handshaking
0
1
0
0
IS07816 Protocol: T = 0
0
1
1
0
IS07816 Protocol: T = 1
1
0
0
0
IrDA
1
0
1
0
LIN Master
1
0
1
1
LIN Slave
1
1
1
0
SPI Master
1
1
1
1
SPI Slave
Others
Reserved
USCLKS
Selected Clock
0
0
MCK
0
1
MCK/DIV (DIV = 8)
1
0
Reserved
1
1
SCK