AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 357

• Manufacturer Part Number: AT32UC3B1256-Z1UR
• Description: MCU AVR32 256K FLASH 48-QFN
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-Z1UR

• Package / Case: 48-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

21.7.12
Name:
Access Type:
Offset:
Reset Value:
This register can only be written if the WPEN bit is cleared in the Write Protect Mode Register.
•
32059J–12/2010
FI_DI_RATIO: FI Over DI Ratio Value
31
23
15
–
–
–
7
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 CLK divided by FI_DI_RATIO.
FI DI RATIO Register
30
22
14
FIDI
Read-write
0x40
0x00000174
–
–
–
6
29
21
13
–
–
–
5
28
20
12
–
–
–
4
FI_DI_RATIO
27
19
11
–
–
–
3
26
18
10
–
–
2
FI_DI_RATIO
25
17
–
–
9
1
AT32UC3B
24
16
–
–
8
0
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