为什么用STM32的TIM2定时器读取编码器时,TIM2

2025-04-09 07:40:32
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回答1:

//断优先级NVIC设置 NVIC_InitStructure.NVIC_IRQChannel = TIM二_IRQn; //TIM三断 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //先占优先级0级 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 三; //优先级三级 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQ通道使能 NVIC_Init(&NVIC_InitStructure); //初始化NVIC寄存