__asm("wrteei 0")
时间: 2023-08-10 21:02:39 浏览: 126
回答: __asm("wrteei 0")是一条汇编指令,用于将外部中断使能位设置为0,即禁用外部中断。这条指令的作用是在CPU执行期间禁止外部中断的触发,以确保程序的执行不会被外部中断打断。在执行这条指令后,CPU将不再响应外部中断信号,直到再次执行__asm("wrteei 1")指令将外部中断使能位设置为1,即重新启用外部中断。这样可以控制程序的执行流程,确保在需要的时候可以屏蔽外部中断的干扰。\[2\]
#### 引用[.reference_title]
- *1* [v$asm_attribute](https://blog.csdn.net/hezuijiudexiaobai/article/details/119996660)[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^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [28335学习笔记:asm(\ RPT #N || NOP\)](https://blog.csdn.net/Ocean_Ele/article/details/50899397)[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^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]