AT32UC3B0512AU Atmel Corporation, AT32UC3B0512AU Datasheet - Page 324

• Manufacturer Part Number: AT32UC3B0512AU
• Manufacturer: Atmel Corporation

Specifications of AT32UC3B0512AU

• Flash (kbytes): 512 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 60 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 44
• Ext Interrupts: 44
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 4
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 16
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 96
• 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

Figure 21-37. SPI Transfer Format (CPHA=1, 8 bits per transfer)
Figure 21-38. SPI Transfer Format (CPHA=0, 8 bits per transfer)
32059L–AVR32–01/2012
SPI M aster -> RXD
CLK cycle (for reference)
SPI M aster -> TXD
SPI M aster -> RTS
SPI M aster ->RXD
SPI M aster ->TXD
SPI M aster ->RTS
SPI Slave -> RXD
SPI Slave -> TXD
SPI Slave -> CTS
CLK cycle (for reference)
SPI Slave ->RXD
SPI Slave ->TXD
SPI Slave ->CTS
(CPOL= 0)
(CPOL= 0)
(CPOL= 1)
(CPOL= 1)
M OSI
M ISO
M OSI
M ISO
CLK
NSS
CLK
CLK
NSS
CLK
Table 21-13. SPI Bus Protocol Modes
M SB
1
M SB
1
M SB
M SB
SPI Bus Protocol Mode
2
6
6
2
6
6
0
1
2
3
3
5
5
3
5
5
4
4
4
4
4
4
5
3
3
5
3
3
CPOL
0
0
1
1
6
2
2
6
2
2
7
1
1
7
1
1
8
LSB
LSB
8
CPHA
LSB
LSB
1
0
1
0
324