AT32UC3C2256C Atmel Corporation, AT32UC3C2256C Datasheet - Page 375
AT32UC3C2256C
Manufacturer Part Number
AT32UC3C2256C
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT32UC3A0128.pdf
(377 pages)
2.AT32UC3A0128.pdf
(159 pages)
3.AT32UC3C0128C.pdf
(1313 pages)
4.AT32UC3C0128C.pdf
(108 pages)
Specifications of AT32UC3C2256C
Flash (kbytes)
256 Kbytes
Pin Count
64
Max. Operating Frequency
66 MHz
Cpu
32-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
45
Ext Interrupts
64
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Full Speed
Usb Interface
Device + OTG
Spi
5
Twi (i2c)
2
Uart
4
Can
2
Lin
4
Ssc
1
Ethernet
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
12
Adc Speed (ksps)
2000
Analog Comparators
2
Resistive Touch Screen
No
Dac Channels
2
Dac Resolution (bits)
12
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
68
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 to 3.6 or 4.5 to 5.5
Operating Voltage (vcc)
3.0 to 3.6 or 4.5 to 5.5
Fpu
Yes
Mpu / Mmu
Yes / No
Timers
3
Output Compare Channels
13
Input Capture Channels
6
Pwm Channels
14
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT32UC3C2256C-A2UR
Manufacturer:
Cirrus
Quantity:
48
Part Number:
AT32UC3C2256C-U
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
AT32UC3C2256C-Z
Manufacturer:
ATMEL
Quantity:
261
Company:
Part Number:
AT32UC3C2256C-Z2UR
Manufacturer:
ATMEL
Quantity:
93
Table of contents
32000D–04/2011
1
2
3
4
5
6
Feature Summary...................................................................................... 1
Introduction .............................................................................................. 2
Programming Model ................................................................................ 5
Java Extension Module ......................................................................... 27
Secure state ............................................................................................ 31
Memory Management Unit .................................................................... 35
Memory Protection Unit ........................................................................ 51
1.1
1.2
1.3
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
2.12
3.1
4.1
4.2
4.3
5.1
5.2
5.3
6.1
6.2
6.3
The AVR family ..................................................................................................2
Microarchitectures .............................................................................................4
Data Formats .....................................................................................................5
Data Organization ..............................................................................................5
Instruction Organization .....................................................................................6
Processor States ...............................................................................................7
Entry and Exit Mechanism .................................................................................8
Register File ......................................................................................................8
The Stack Pointer ............................................................................................10
The Program Counter ......................................................................................11
The Link Register ............................................................................................11
The Status Register .........................................................................................11
System registers ..............................................................................................14
Recommended Call Convention ......................................................................26
The AVR32 Java Virtual Machine ....................................................................27
Mechanisms implementing the Secure State ..................................................31
Secure state programming model ...................................................................32
Details on Secure State implementation .........................................................33
Memory map in systems with MMU .................................................................35
Understanding the MMU ..................................................................................37
Operation of the MMU and MMU exceptions ..................................................47
Memory map in systems with MPU .................................................................51
Understanding the MPU ..................................................................................51
Example of MPU functionality ..........................................................................55
The AVR32 Microprocessor Architecture .........................................................2
AVR32
i