PIC18FXX20

目录

1.0设备概述.......................................................................................................................................................................... 7

2.0振荡器配置............................................................................................................................................................ 21

3.0复位.......................................................................................................................................................................................... 29

4.0存储器组织................................................................................................................................................................. 39

5.0闪存程序存储器........................................................................................................................................................... 61

6.0外部存储器接口......................................................................................................................................................... 71

7.0数据EEPROM存储器............................................................................................................................................................. 79

8.0 8 x 8硬件乘法器........................................................................................................................................................... 85

9.0中断.................................................................................................................................................................................... 87

10.0 I / O端口................................................................................................................................................................................... 103

11.0 Timer0模块......................................................................................................................................................................... 131

12.0定时器模块......................................................................................................................................................................... 135

13.0 Timer2模块......................................................................................................................................................................... 141

14.0 Timer3模块......................................................................................................................................................................... 143

15.0定时器4模块......................................................................................................................................................................... 147

16.0捕捉/比较/ PWM （ CCP）模块................................................................................................................................. 149

17.0主同步串行端口（ MSSP）模块.................................................................................................................... 157

18.0寻址的通用同步异步收发器（ USART ） ........................................ ...................... 197

19.0 10位模拟数字转换器（A / D）模块...................................................................................................................... 213

20.0比较Module.................................................................................................................................................................. 223

21.0比较器参考电压模块................................................................................................................................... 229

22.0低电压检测.................................................................................................................................................................. 233

CPU的23.0特殊功能.................................................................................................................................................... 239

24.0指令集汇总.......................................................................................................................................................... 259

25.0发展Support............................................................................................................................................................... 301

26.0电气特性.......................................................................................................................................................... 307

27.0直流和交流特性图表....................................................................................................................... 341

28.0包装Information.............................................................................................................................................................. 343

附录A：版本History............................................................................................................................................................. 347

附录B ：设备Differences......................................................................................................................................................... 347

附录C ：转换注意事项........................................................................................................................................... 348

附录D ：迁移从中档到增强型器件.......................................................................................................... 348

附录E ：从高端到增强型迁移Devices............................................................................................................. 349

指数.................................................................................................................................................................................................. 351

线上Support................................................................................................................................................................................. 361

系统信息和更新热线...................................................................................................................................... 361

读者反馈.............................................................................................................................................................................. 362

PIC18FXX20产品标识System....................................................................................................................................... 363

DS39609A第4页

超前信息

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