ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 744

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

35.8.9
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• CD: Clock Divider
• FP: Fractional Part
0: Fractional divider is disabled.
1 - 7: Baudrate resolution, defined by FP x 1/8.
744
744
31
23
15
1 to 65535
–
–
7
CD
SAM3U Series
SAM3U Series
USART Baud Rate Generator Register
0
30
22
14
US_BRGR
0x40090020 (0), 0x40094020 (1), 0x40098020 (2), 0x4009C020 (3)
Read-write
–
–
6
Baud Rate =
Selected Clock/(16*CD)
OVER = 0
29
21
13
–
–
5
SYNC = 0
USART_MODE
Baud Rate =
Selected Clock/(8*CD)
28
20
12
–
–
4
OVER = 1
CD
CD
Baud Rate Clock Disabled
“USART Write Protect Mode Register” on page
≠
ISO7816
27
19
11
–
–
3
Baud Rate =
Selected Clock /CD
USART_MODE = SPI
(Master or Slave)
SYNC = 1
or
26
18
10
–
2
Baud Rate = Selected
Clock/(FI_DI_RATIO*CD)
FP
25
17
–
9
1
USART_MODE =
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11
ISO7816
752.
24
16
–
8
0