AT32UC3L

目录

产品特点..................................................................................................... 1

1

2

说明................................................. .............................................. 3

概述................................................. ..................................................五

2.1

2.2

框图................................................ .................................................. 0.5

配置摘要................................................ ..................................... 6

3

封装和引脚排列............................................... .................................. 7

3.1

3.2

3.3

3.4

3.5

包.............................................................................................................7

外设复用的I / O线........................................... ........................ 7

信号说明................................................ .......................................... 12

I / O口线注意事项............................................. ...................................... 15

电源注意事项................................................ ..................................... 15

4

处理器和架构............................................... ................... 21

4.1

4.2

4.3

4.4

4.5

产品特点..........................................................................................................21

AVR32架构................................................ ......................................... 21

该AVR32UC CPU ............................................... ......................................... 22

编程模型................................................ ........................................ 26

异常和中断............................................... ................................. 30

5

回忆................................................. ............................................... 35

5.1

5.2

5.3

5.4

嵌入式存储器................................................ ...................................... 35

物理内存映射............................................... ...................................... 35

外设地址映射............................................... ................................... 36

CPU局部总线的映射.............................................. ................................... 37

6

引导顺序................................................ ....................................... 39

6.1

6.2

6.3

开始时钟的............................................... ............................................. 39

初始指令获取.............................................. ............................ 39

RC32K时钟输出在启动............................................. .......................... 39

7

电气特性................................................ ...................... 40

7.1

7.2

7.3

7.4

7.5

放弃........................................................................................................40

绝对最大额定值* .............................................. ............................. 40

供应特征................................................ ..................................... 40

时钟特性................................................ ....................................... 41

功耗................................................ ........................................ 41

i

32099AS–AVR32–06/09