ATSAM3X4EA-AU Atmel, ATSAM3X4EA-AU Datasheet - Page 858

• Manufacturer Part Number: ATSAM3X4EA-AU
• Description: ARM Microcontrollers - MCU QFP144,GREEN, IND TEMP, MRL A
• Manufacturer: Atmel

Specifications of ATSAM3X4EA-AU

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SAM3X
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 84 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 3.6 V
• Operating Temperature Range: - 40 C to +85 C
• Package / Case: LQFP-144
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 60

36.8.12
Name:
Address:
Access:
Reset Value: 0x174
This register can only be written if the WPEN bit is cleared in
• FI_DI_RATIO: FI Over DI Ratio Value
0: If ISO7816 mode is selected, the Baud Rate Generator generates no signal.
1 - 2047: If ISO7816 mode is selected, the Baud Rate is the clock provided on SCK divided by FI_DI_RATIO.
858
858
31
23
15
–
–
–
7
SAM3X/A
SAM3X/A
USART FI DI RATIO Register
US_FIDI
0x40098040 (0), 0x4009C040 (1), 0x400A0040 (2), 0x400A4040 (3)
Read-write
30
22
14
–
–
–
6
29
21
13
–
–
–
5
28
20
12
–
–
–
4
FI_DI_RATIO
“USART Write Protect Mode Register” on page
27
19
11
–
–
–
3
26
18
10
–
–
2
FI_DI_RATIO
25
17
–
–
9
1
11057B–ATARM–28-May-12
11057B–ATARM–28-May-12
866.
24
16
–
–
8
0