SVC_Handler
时间: 2023-08-06 16:09:25 浏览: 276
SVC_Handler是一个中断服务函数,用于触发一个PendSV异常来进行任务的上下文切换。具体的切换过程在PendSV_Handler中完成。在CM3内核中,有两种模式:用户模式和特权模式。某些操作需要在特权模式下进行,因此这些操作被放在SVC_Handler中进行。在SVC_Handler中,可以使用SVC_Table数组来保存函数指针,以便调用相应的函数。在启动文件的向量表中,SVC中断服务函数的注册名称是SVC_Handler,因此SVC中断服务函数的名称应该写成SVC_Handler。\[1\]\[2\]\[3\]
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