AFIO->MAPR |= AFIO_MAPR_TIM3_REMAP_PARTIALREMAP
时间: 2023-08-06 08:06:25 浏览: 56
这段引用代码是关于STM32的端口复用配置的。在STM32中,可以通过配置AFIO_MAPR寄存器来实现端口复用。AFIO_MAPR寄存器用于配置复用功能重映射。在这段代码中,AFIO->MAPR |= AFIO_MAPR_TIM3_REMAP_PARTIALREMAP的作用是将TIM3定时器的复用功能进行部分重映射。具体的配置细节可以在STM32的参考手册中找到。
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