RCC_APB2PeriphClockCmd

RCC_APB2PeriphClockCmd是用于配置外设时钟的函数。根据引用，这个函数的作用是打开某个外设的时钟，其中RCC_APB2Periph是要配置的外设参数，而ENABLE是指定要打开这个外设时钟。这个函数通常用于连接GPIO和外部中断，如引用所述，外部中断的控制器的时钟挂载在APB2时钟组下。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [【STM32】系统时钟RCC详解(超详细，超全面)](https://blog.csdn.net/as480133937/article/details/98845509)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [【STM32标准库】【基础知识】外部中断](https://blog.csdn.net/m0_57585228/article/details/124520911)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
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