AT32UC3B1256 Atmel Corporation, AT32UC3B1256 Datasheet - Page 351

• Manufacturer Part Number: AT32UC3B1256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3B1256

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 60 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 6
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Operating Voltage (vcc): 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 10
• Output Compare Channels: 16
• Input Capture Channels: 6
• Pwm Channels: 13
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

21.8
32059L–AVR32–01/2012
Module Configuration
The specific configuration for each USART instance is listed in the following tables.The module
bus clocks listed here are connected to the system bus clocks according to the table in the Sys-
tem Bus Clock Connections section.
Table 21-26. Module Configuration
Table 21-27. Module Clock Name
Receiver Time-out
Counter Size
Module name
USART0
USART1
USART2
Manchester Logic
Modem Logic
RS485 Logic
IRDA Logic
SPI Logic
Fractional
Baudrate
ISO7816
Feature
DIV
Clock name
CLK_USART0
CLK_USART1
CLK_USART2
Not Implemented
Not Implemented
Not Implemented
Not Implemented
Not Implemented
Implemented
Implemented
USART0
8-bits
8
Implemented
Implemented
Implemented
Implemented
Implemented
Implemented
Implemented
USART1
17-bits
8
Not Implemented
Not Implemented
Not Implemented
Not Implemented
Not Implemented
Implemented
Implemented
USART2
8-bits
8
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