AT32UC3A464S Atmel Corporation, AT32UC3A464S Datasheet - Page 903

• Manufacturer Part Number: AT32UC3A464S
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A464S

• Flash (kbytes): 64 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: AES
• Sram (kbytes): 128
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32.5.10
Name:
Access Type:
Offset:
Reset Value:
• IVn[31:0]: Initialization Vector n
32072G–11/2011
MODE(OPMODE.
31
23
15
7
CBC,OFB, CFB
The four 32-bit Initialization Vector registers set the 128-bit Initialization Vector data block that is used by some modes of
operation as an additional initial input:
IV1 corresponds to the first word of the Initialization Vector, IV4 to the last one.
This field is always read as zero to prevent the Initialization Vector from being read by another application.
Initialization Vector n Register
CTR
ECB
30
22
14
6
IVnR
Write-only
0x60 + (n-1)*0x04
0x00000000
not used, must not be written
29
21
13
5
initialization vector
counter value
Description
28
20
12
4
IVn[31:24]
IVn[23:16]
IVn[15:8]
IVn[7:0]
27
19
11
3
26
18
10
2
25
17
9
1
24
16
8
0
903