AT32UC3A

目录

1

2

3

4

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

配置摘要................................................ .......................... 4

缩略语................................................. .......................................... 4

Blockdiagram ................................................. .......................................... 5

4.1Processor和建筑.............................................. ......................................... 6

5

6

7

信号说明................................................ ................................. 8

封装和引脚排列............................................... ................................ 13

电源注意事项................................................ ........................... 17

7.1Power用品.......................................................................................................17

7.2Voltage稳压器....................................................................................................18

7.3Analog - 数字转换器（ A.D.C ）参考。 .................................................. ..... 19

8

I / O口线注意事项............................................. ............................ 20

8.1JTAG销................................................................................................................20

8.2RESET_N销..........................................................................................................20

8.3TWI销..................................................................................................................20

8.4GPIO销................................................................................................................20

9

回忆................................................. ............................................... 21

9.1Embedded回忆............................................... ............................................... 21

9.2Physical存储器映射.............................................. ............................................... 21

9.3Bus矩阵连接.............................................. ............................................ 22

10外设................................................ ............................................. 24

10.1Peripheral地址映射.............................................. .......................................... 24

10.2CPU本地总线映射............................................. .......................................... 25

10.3Interrupt请求信号.............................................地图................................... 27

10.4Clock连接............................................... ................................................. 29

10.5Nexus OCD AUX端口连接............................................ ........................... 30

10.6PDC握手信号.............................................. .......................................... 30

10.7Peripheral复用的I / O线.......................................... ............................. 31

10.8Oscillator引脚....................................................................................................34

10.9USART配置............................................... ............................................. 34

10.10GPIO ...................................................................................................................35

I

32058HS–AVR32–03/09