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15 小时
STM32之内部FLASH原理
通过写入特定的序列到 FLASH_KEYR 寄存器可以打开 FPEC 模块(即写入 KEY1 和KEY2),只有在写保护被解除后,我们才能操作相关寄存器。 STM32 闪存的编程每次必须写入 16 位(不能单纯的写入 8 位数据),当FLASH_CR 寄存器的 PG 位为’1’时,在一个闪存地址写入一个 ...
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