TIM4->CCR4=480;//设定占空比50% //TIM4->DIER |= TIM_DIER_CC4IE;//允许捕获/比较4中断 TIM...
TIM4->CCR4 = ccrEnd-ccrBeg; } }}int main(void){ u8 res; u8 prev_flag = 0; //hand open when start. u8 five_flag = 0;//the 5 low bits control 5 channels pwm LED_Init(); NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); My_usart1_init(); delay_init(168); TIM4_PWM_Init(100...
TIM4->CCR4=500; TIM4->CCMR2|=(6<<12);//PWM模式样 TIM4->CCMR2|=(1<<11);//开启预装载功能 TIM4->CCER|=(1<<12);//CH4 开启输出对应管脚 TIM4->CCER|=0<<13;//高电平有效 TIM4->CR1|=0<<4;//向上计数 TIM4->CR1|=(1<<7);//自动重装允许 TIM4->SR=0X00; TIM4->DIER|=...
无需补偿延迟,实测精度正负1us */21.22.cnt_now=TIMx->CNT;23.cnt_tar=cnt_now+_uiTimeOut;/* 计算捕获的计数器值 */24.if(_CC==1)25.{26.s_TIM_CallBack1=(void(*)(void))_
(uint16_t)~TIM_IT_CC3;/*清除CC3中断标志*/46. TIMx->DIER |= TIM_IT_CC3;/*使能CC3中断*/47. }48.elseif(_CC ==4)49. {50. s_TIM_CallBack4 = (void(*)(void))_pCallBack;51.52. TIMx->CCR4 = cnt_tar;/*设置捕获比较计数器CC4*/53. TIMx->SR = (uint16_t)~TIM_IT_CC...
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52. TIMx->CCR4 = cnt_tar; /* 设置捕获比较计数器CC4 */ 53. TIMx->SR = (uint16_t)~TIM_IT_CC4; /* 清除CC4中断标志 */ 54. TIMx->DIER |= TIM_IT_CC4; /* 使能CC4中断 */ 55. } 56. else 57. { 58. return; 59. } ...
TIM1->CCR4 = TIM1_CH4_PULSEWIDTH;TIM1->BDTR |= 1 << 15;///TIM1->CR1 = 0x0080;//...
TIM4->CCR4=500;TIM4->CCMR2|=(6<<12);//PWM模式样 TIM4->CCMR2|=(1<<11);//开启预装载功能 TIM4->CCER|=(1<<12);//CH4 开启输出对应管脚 TIM4->CCER|=0<<13;//高电平有效TIM4->CR1|=0<<4;//向上计数 TIM4->CR1|=(1<<7);//自动重装允许 ...