AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 269

MCU AVR32 256K FLASH 48-QFN

AT32UC3B1256-Z1UR

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

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
-
Figure 20-8. Transmitter Block Diagram
20.7.3
32059J–12/2010
Transmitter Clock
RX_FRAME_SYNC
Receiver Operations
TX_FRAME_SYNC
TFMR.DATLEN
TCMR.STTDLY
TFMR.FSDEN
Selector
Start
A received frame is triggered by a start event and can be followed by synchronization data
before data transmission.
The start event is configured by writing to the RCMR register. See
The frame synchronization is configured by writing to the Receive Frame Mode Register
(RFMR). See
The receiver uses a shift register clocked by the receiver clock signal and the start mode
selected in the RCMR register. The data is transferred from the shift register depending on the
data format selected.
When the receiver shift register is full, the SSC transfers this data in the Receive Holding Regis-
ter (RHR), the Receive Ready bit is set in the SR register (SR.RXREADY) and the data can be
read in the RHR register. If another transfer occurs before a read of the RHR
Receive Overrun bit is set in the SR register (SR.OVRUN) and the receiver shift register is trans-
ferred to the RHR register.
TFMR.MSBF
THR
Transmit Shift Register
Section
TFMR.DATDEF
0
20.7.5.
1
TSHR
0
1
TFMR.FSLEN
TCMR.STTDLY
TFMR.DATNB
TFMR.FSDEN
CR.TXEN
CR.TXDIS
SR.TXEN
Section
20.7.4.
AT32UC3B
TX_DATA
register
, the
269

Related parts for AT32UC3B1256-Z1UR