GENERAL_TIM_PSC (72-1) #defineGENERAL_TIM_CCR1 5 #defineGENERAL_TIM_CCR2 4 #defineGENERAL_TIM_CCR3 3 #defineGENERAL_TIM_CCR4 2 //TIM3 输出比较通道1 #defineGENERAL_TIM_CH1_GPIO_CLK RCC_APB2Periph_GPIOA #defineGENERAL_TIM_CH1_PORT GPIOA #defineGENERAL_TIM_CH1_PIN GPIO_...
TIM3 Freque ncy = TIM3 cou nter clock/(ARR +1)= TIM3 cou nterclock/( TIM3_Period+ 1)。void S-atTIM3_PWM_DutyCycl& ( ain匸rTM3_Pulse)#if friM3_Channe 22、l=TlM3_ChanneLl /* Set 七h总 Pulse value */TIH3->CCR1H = (uint8_t)(TIM3_Puls& » B); TIH3->CCR1Ij = ...
感觉是清的时机不对，第一：SR寄存器的CC1IF-CC4IF位是计数器CNT到达CCR1-CCCR4寄存器的值会置1，还有你说的SR寄存器是读清零，我在手册中没有找到。第二：首先你清零的时候你自己还不确定SR寄存器的值，有可能是你清零之后CNT达到arr的值，并置1，你可以考虑把CR1的OPM位置1，单脉冲模式，或者...
TIM3_CCR1=value; //注意每个通道都要设CCR } include "STM8S105C_S.h"ifndef BITdefine BIT(n) (1<<(n))endif void PWM_OC1_25_OC2_50_OC3_75(void){TIM1_CR1 &= ~BIT(0); //关闭TIM1 TIM1_PSCRH = 0;TIM1_PSCRL = 0; //不分频 TIM1_ARRH = 0;TIM1_...
TIM_SetCompare1(TIM14,ccrEnd-ccrBeg); if((preState & flagOne) > (curState & flagOne)) TIM_SetCompare1(TIM14,ccrBeg); //ê3Ö¸¿ØÖÆ flagOne = flagOne << 1; if((preState & flagOne) < (curState & flagOne)) TIM4->CCR1 = ccrBeg; if((preState & flagOne) > ...
//ARPE使能 TIM3->CR1|=0x01; //使能定时器3 1-4 是 CCR1~CCR4
equal to TIM3_CCR1/(TIM3_ARR + 1) = 30% The TIM4 is running:- At (TIM2 frequency)/ ...
equal to TIM3_CCR1/(TIM3_ARR + 1) = 30% The TIM4 is running:- At (TIM2 frequency)/ ...
TIM_SetCompare1(TIM3,ccr1);} } void TIM13_Configuration(void){ TIM_TimeBaseInitTypeDef TIM_...
TIM1slaveTIM3,TIM3使用pwm比较模式不能进入中断 #include "timer.h"#include "stm32f10x.h"extern u16 ccr1;void TIM3 zhang先生 2019-01-17 07:52:52 请问STM32F103C8T6 TIM3 CH1如何才能映射到PB4? STM32F103C8T6 TIM3 CH1可以输出到PA6和PB4#include "stm32f10x.h"void pwm_init(){ GPIO_...