目录

1

2

3

说明................................................. .............................................. 2

框图................................................ .......................................... 3

引脚说明................................................ ................................... 4

3.1

3.2

引脚排列................................................................................................................4

信号...............................................................................................................6

4

典型应用................................................ ................................ 12

4.1

4.2

推荐的外部元件............................................... .............. 12

PCB对建议................................................ .................................. 13

5

时钟控制器................................................ ..................................... 14

5.1

5.2

5.3

5.4

介绍......................................................................................................14

振荡器..........................................................................................................14

PLL ..................................................................................................................15

注册.........................................................................................................17

6

7

8

SFR映射................................................ .......................................... 20

双数据指针寄存器.............................................. ...................... 27

程序/代码存储器.............................................. ............................ 29

8.1

8.2

8.3

8.4

外部程序存储器访问.............................................. ......................... 29

闪存架构............................................... ............................... 31

FM0业务概述.............................................. ............................. 32

注册.........................................................................................................37

9

闪存EEPROM存储器............................................... ......................... 38

9.1

9.2

9.3

9.4

9.5

9.6

概述................................................ ......................................... 38

产品特点..........................................................................................................38

闪存编程和擦除.............................................. ....................... 38

闪存寄存器和存储器映射............................................. ...................... 39

闪存状态............................................... ........................................ 42

存储器结构................................................ ...................................... 42

10 EEPROM数据存储器.............................................. ............................ 43

10.1

10.2

描述.......................................................................................................43

在列锁存器写入数据............................................ ....................... 43

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