电调驱动无刷电机两路PWM
单片机源程序如下:
- #include "led.h"
- #include "delay.h"
- #include "key.h"
- #include "sys.h"
- #include "usart.h"
- #include "timer.h"
-
- int main(void)
- {
- u16 led0pwmval1,led0pwmval2;
- 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
- uart_init(115200); //串口初始化为115200
- LED_Init(); //LED端口初始化
- TIM3_PWM_Init(1999,719); //
-
-
-
- led0pwmval1=200;
- led0pwmval2=200;
- TIM_SetCompare1(TIM3,led0pwmval1);
- TIM_SetCompare2(TIM3,led0pwmval2);
- delay_ms(1000);
- led0pwmval1=100;
- led0pwmval2=100;
- TIM_SetCompare1(TIM3,led0pwmval1);
- TIM_SetCompare2(TIM3,led0pwmval2);
- delay_ms(1000);
- led0pwmval1=105;
- led0pwmval2=105;
- TIM_SetCompare1(TIM3,led0pwmval1);
- TIM_SetCompare2(TIM3,led0pwmval2);
- }
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