ARM7-LPC2103中文用户手册

时间:2025-07-10

ARM7芯片的使用手册

广州周立功单片机发展有限公司 http://

LPC2101/02/03使用指南

ARM7芯片的使用手册

目录

第1章 概述............................................................................................................................................1

1.1 简介...............................................................................................................................................1

1.2 特性...............................................................................................................................................1

1.3 应用...............................................................................................................................................2

1.4 器件信息.......................................................................................................................................2

1.5 结构概述.......................................................................................................................................2

1.6 ARM7TDMI-S处理器..................................................................................................................2

1.7 片内FLASH存储器系统...............................................................................................................3

1.8 片内静态RAM(SRAM)...............................................................................................................3

1.9 方框图...........................................................................................................................................4

第2章 LPC2101/02/03存储器寻址.....................................................................................................5

2.1 存储器映射...................................................................................................................................5

2.2 LPC2101/02/03存储器重新映射和引导模块..............................................................................8

2.2.1 存储器映射概念和操作模式................................................................................................8

2.2.2 存储器的重新映射................................................................................................................9

2.3 预取指中止和数据中止异常.....................................................................................................10

第3章 系统控制模块..........................................................................................................................12

3.1 系统控制模块功能汇总.............................................................................................................12

3.2 管脚描述.....................................................................................................................................12

3.3 寄存器描述.................................................................................................................................13

3.4 晶体振荡器.................................................................................................................................13

3.5 外部中断输入.............................................................................................................................15

3.5.1 寄存器描述..........................................................................................................................15

3.5.2 外部中断标志寄存器(EXTINT - 0xE01F C140)..........................................................15

3.5.3 中断唤醒寄存器(INTWAKE - 0xE01F C144)..............................................................16

3.5.4 外部中断方式寄存器(EXTMODE – 0xE01F C148)....................................................17

3.5.5 外部中断极性寄存器(EXTPOLAR – 0xE01F C14C)..................................................17

3.6 其它系统控制.............................................................................................................................18

3.6.1 系统控制和状态标志寄存器 (SCS – 0xE01F C1A0).......................................................18

3.7 存储器映射控制.........................................................................................................................19

3.7.1 存储器映射控制寄存器(MEMMAP – 0xE01F C040)..................................................19

3.7.2 存储器映射控制的使用注意事项......................................................................................19

3.8 锁相环(PLL)..........................................................................................................................19

3.8.1 寄存器描述..........................................................................................................................20

3.8.2 PLL控制寄存器(PLLCON – 0xE01F C080).................................................................21

3.8.3 PLL配置寄存器(PLLCFG – 0xE01F C084)..................................................................21

3.8.4 PLL状态寄存器(PLLSTAT - 0xE01F C088).................................................................21

3.8.5 PLL中断...............................................................................................................................22

3.8.6 PLL模式...............................................................................................................................22

3.8.7 PLL馈送寄存器(PLLFEED – 0xE01F C08C)................................... …… 此处隐藏:62023字,全部文档内容请下载后查看。喜欢就下载吧 ……

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