LL_TIM_ClearFlag_CC1(TIM2);LL_TIM_ClearFlag_UPDATE(TIM2);LL_TIM_EnableIT_CC1(TIM2);LL_TIM_...
LL_TIM_EnableIT_UPDATE(TIM2);LL_TIM_EnableCounter(TIM2);} //中断 void TIM2_IRQHandler(void)...
(TIM_ETRClockMode2Config(TIM2, TIM_ExtTRGPSC_OFF, TIM_ExtTRGPolarity_NonInverted, 0x0F))此函数将步骤2、3合在一起 4.配置时基单元TIM_TimeBaseInit(TIM2, &TIM_TimeBaseInitStructure) 5.配置中断输出控制TIM_ITConfig(TIM2, TIM_IT_Update, ENABLE); 6.配置NVIC NVIC_Init(&NVIC_InitStructure); ...
// ENABLE TIMER2 (SERVICE TIMER) LL_TIM_EnableIT_UPDATE(TIM2); LL_TIM_EnableCounter(TIM2); // Start Internal Regulator LL_ADC_DisableDeepPowerDown(ADC1); LL_ADC_EnableInternalRegulator(ADC1); // Wait the Internal Regulator Startup Wait_Time = 50; while( Wait_Time ); // ADC CAlibra...
LL_TIM_SetClockSource(TIM1, LL_TIM_CLOCKSOURCE_INTERNAL);LL_TIM_OC_EnablePreload(TIM1, LL_TIM_...
LL_TIM_ClearFlag_UPDATE(TIM17); } } 定时器3的pwm捕获功能的代码如下: void user_dht11Init() { LL_TIM_EnableIT_CC1(TIM3); LL_TIM_EnableIT_UPDATE(TIM17); LL_TIM_ClearFlag_CC1(TIM3); LL_TIM_SetCounter(TIM3,0); LL_TIM_CC_EnableChannel(TIM3,LL_TIM_CHANNEL_CH1); LL_TIM_EnableCoun...
TIM_ClearFlag(TIM2,TIM_FLAG_Update); //清除溢出中断标志 TIM_ITConfig(TIM2,TIM_IT_Update,ENABLE); TIM_Cmd(TIM2,ENABLE); /开启时钟 } 2、发生中断时间 发生中断时间 =(TIM_Prescaler+1)*(TIM_Period+1)/FLK 例如:发生中断时间 (2000-1+1)*(36000-1+1)/72000000 =1秒...
1、配置TIM3相关寄存器 LL_TIM_EnableCounter(TIM3); //使能计数 LL_TIM_EnableIT_UPDATE(TIM3); //使能更新中断 LL_TIM_EnableAllOutputs(TIM3); 1. 2. 3. 2、编写中断函数 3、编写main函数 通过关键字extern使用stm32f10x_it.c中的变量time ...
extern TIM_HandleTypeDef htim16; #define TIM_A htim1 #define TIM_B htim2 #define TIM_C htim16 #define SPEAKER_TIM htim16 #define SPEAKER_CH TIM_CHANNEL_1 #define LFRFID_TIM htim1 #define LFRFID_CH TIM_CHANNEL_1 #define INFRARED_TX_TIM htim1 #define INFRARED_TX_CH TIM...
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA);/**ADC1 GPIO Configuration PA1 ---> ADC1_IN1 PA2 ---> ADC1_IN2 */GPIO_InitStruct.Pin = LL_GPIO_PIN_1|LL_GPIO_PIN_2; GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG; LL_GPIO_...