SAM3SD8B Atmel Corporation, SAM3SD8B Datasheet - Page 746

• Manufacturer Part Number: SAM3SD8B
• Manufacturer: Atmel Corporation

32.8.2
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• USART_MODE
• USCLKS: Clock Selection
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12
INVDATA
ONEBIT
Value
Value
31
23
15
7
0xE
0x0
0x1
0x2
0x3
0x4
0x6
0x8
0xF
0
1
3
USART Mode Register
CHMODE
CHRL
VAR_SYNC
MODSYNC
HW_HANDSHAKING
30
22
14
US_MR
0x40024004 (0), 0x40028004 (1), 0x4002C004 (2)
Read-write
6
SPI_MASTER
IS07816_T_0
IS07816_T_1
SPI_SLAVE
NORMAL
MODEM
RS485
Name
Name
IRDA
MCK
SCK
DIV
DSNACK
MAN
29
21
13
5
NBSTOP
USCLKS
Description
Normal mode
RS485
Hardware Handshaking
Modem
IS07816 Protocol: T = 0
IS07816 Protocol: T = 1
IrDA
SPI Master
SPI Slave
Description
Master Clock MCK is selected
Internal Clock Divided MCK/DIV (DIV=8) is selected
Serial Clock SLK is selected
FILTER
INACK
28
20
12
4
“USART Write Protect Mode Register” on page
OVER
27
19
11
–
3
CLKO
PAR
26
18
10
2
USART_MODE
MAX_ITERATION
MODE9
SAM3S8/SD8
SAM3S8/SD8
25
17
9
1
SYNC/CPHA
MSBF/CPOL
769.
24
16
8
0
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