ATxmega256A3U Atmel Corporation, ATxmega256A3U Datasheet - Page 323

• Manufacturer Part Number: ATxmega256A3U
• Manufacturer: Atmel Corporation

Specifications of ATxmega256A3U

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 50
• Ext Interrupts: 50
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 10
• Twi (i2c): 2
• Uart: 7
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 16
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 7
• Output Compare Channels: 22
• Input Capture Channels: 22
• Pwm Channels: 22
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

25.6
25.7
Table 25-2.
8331A–AVR–07/11
Address
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
Offset
0x00
Register Summary - AES
Interrupt vector Summary - AES
Name
AES interrupt vector and its offset word address.
INTCTRL
Reserved
Reserved
Reserved
STATUS
STATE
CTRL
KEY
AES_vect
Source
ERROR
START
Bit 7
–
–
–
–
Bit 6
AUTO
–
–
–
–
–
Interrupt Description
AES interrupt vector
RESET
Bit 5
–
–
–
–
–
DECRYPT
Bit 4
–
–
–
–
–
STATE[7:0]
KEY[7:0]
Bit 3
–
–
–
–
–
–
Atmel AVR XMEGA AU
Bit 2
XOR
–
–
–
–
–
Bit 1
–
–
–
–
–
INTLVL[1:0]
Bit 0
SRIF
–
–
–
–
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