标题:
STM32F1所有PWM输出配置 源程序
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作者:
lllei
时间:
2021-8-2 01:38
标题:
STM32F1所有PWM输出配置 源程序
STM32F1所有PWM输出配置
#include "led.h"
#include "delay.h"
#include "key.h"
#include "sys.h"
#include "usart.h"
#include "timer.h"
int main(void)
{
delay_init(); //延时函数初始化
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //设置NVIC中断分组2:2位抢占优先级,2位响应优先级
LED_Init(); //LED端口初始化
TIM3_PWM_Init(899,0); //不分频。PWM频率=72000000/900=80Khz
while(1)
{
TIM_SetCompare3(TIM2,100);
TIM_SetCompare4(TIM2,100);
TIM_SetCompare1(TIM3,100);
TIM_SetCompare2(TIM3,100);
TIM_SetCompare1(TIM1,100);
TIM_SetCompare2(TIM1,100);
TIM_SetCompare3(TIM1,100);
TIM_SetCompare4(TIM1,100);
TIM_SetCompare3(TIM3,100);
TIM_SetCompare4(TIM3,100);
TIM_SetCompare1(TIM4,100);
TIM_SetCompare2(TIM4,100);
TIM_SetCompare3(TIM4,100);
TIM_SetCompare4(TIM4,100);
delay_ms(5000);
TIM_SetCompare3(TIM2,600);
TIM_SetCompare4(TIM2,600);
TIM_SetCompare1(TIM3,600);
TIM_SetCompare2(TIM3,600);
TIM_SetCompare1(TIM1,600);
TIM_SetCompare2(TIM1,600);
TIM_SetCompare3(TIM1,600);
TIM_SetCompare4(TIM1,600);
TIM_SetCompare3(TIM3,600);
TIM_SetCompare4(TIM3,600);
TIM_SetCompare1(TIM4,600);
TIM_SetCompare2(TIM4,600);
TIM_SetCompare3(TIM4,600);
TIM_SetCompare4(TIM4,600);
delay_ms(5000);
}
}
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Keil代码工程:
电调_PWM_USART.7z
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