STM32F10x闪存编程.pdf

【实例截图】

目录
1 概述................................................................................................................................................................... 4
1.1 特性....................................................................................................................................................... 4
1.2 闪存模块组织 ....................................................................................................................................... 4
2 读/编写STM32F10x内置闪存.......................................................................................................................... 6
2.1 简介....................................................................................................................................................... 6
2.2 读操作................................................................................................................................................... 6
2.2.1 取指令 ....................................................................................................................................... 6
2.2.2 D-Code接口............................................................................................................................... 6
2.2.3 闪存访问控制器 ....................................................................................................................... 6
2.2.4 信息模块访问 ........................................................................................................................... 7
2.3 闪存编程和擦除控制器(FPEC) ........................................................................................................... 7
2.3.1 键值 ........................................................................................................................................... 7
2.3.2 解除闪存锁 ............................................................................................................................... 7
2.3.3 闪存编程 ................................................................................................................................... 7
2.3.4 信息块的编程 ........................................................................................................................... 8
2.3.5 闪存擦除 ................................................................................................................................... 9
2.4 保护..................................................................................................................................................... 11
2.4.1 读保护 ..................................................................................................................................... 11
2.4.2 写保护 ..................................................................................................................................... 11
2.4.3 信息块保护 ............................................................................................................................. 12
2.5 选择字节加载 ..................................................................................................................................... 12
2.6 低功耗管理 ......................................................................................................................................... 13
3 寄存器说明..................................................................................................................................................... 14
3.1 闪存访问控制寄存器(FALSH_CR)................................................................................................... 14
3.2 FPEC键寄存器(FLASH_KEYR)........................................................................................................ 15
3.3 闪存OPTKEY寄存器(FLASH_OPTKEYR)...................................................................................... 15
3.4 闪存状态寄存器(FLASH_SR) ........................................................................................................... 16
3.5 闪存控制寄存器(FLASH_CR)........................................................................................................... 17
3.6 闪存地址寄存器(FLASH_AR)........................................................................................................... 18
3.7 选择字节寄存器(FLASH_OBR)........................................................................................................ 19
3.8 写保护寄存器(FLASH_WRPR)......................................................................................................... 20
3.9 闪存寄存器映像 ................................................................................................................................. 21
4 版本历史......................................................................................................................................................... 22