TIM_OCMode_PWM1
时间: 2023-08-06 07:09:26 浏览: 58
引用\[2\]:TIM_OCMode_PWM1 PWM模式1 例如向上计数时 PWM模式1下,TIMx_CNT<TIMx_CCRn时,输出有效电平 TIMx_CNT>TIMx_CCRn时,输出无效电平 PWM模式2下,TIMx_CNT<TIMx_CCRn时,输出无效电平 TIMx_CNT>TIMx_CCRn时,输出有效电平 有效电平由TIM_OCInitStructure.TIM_OCPolarity决定 可以是TIM_OCPolarity_High(高电平)或者TIM_OCPolarity_Low(低电平) 当 TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1; TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; 。
根据引用\[2\]中的解释,TIM_OCMode_PWM1模式下,当向上计数时,如果TIMx_CNT<TIMx_CCRn,则输出有效电平,否则输出无效电平。而有效电平由TIM_OCInitStructure.TIM_OCPolarity决定,可以是高电平(TIM_OCPolarity_High)或低电平(TIM_OCPolarity_Low)。
所以,当TIM_OCMode_PWM1模式下,如果TIMx_CNT<TIMx_CCRn,且TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High,则输出高电平。
#### 引用[.reference_title]
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