timer_initpara.alignedmode = TIMER_COUNTER_EDGE; timer_initpara.counterdirection = TIMER_COUNTER_UP; timer_initpara.period = 4000-1; //800ms timer_initpara.clockdivision = TIMER_CKDIV_DIV1; timer_init(TIMER4, &timer_initpara); 对于定时器定时周期的计算,设 TIMER4 的经过总线分频后得到的时钟...
timer_initpara.alignedmode = TIMER_COUNTER_EDGE; timer_initpara.counterdirection = TIMER_COUNTER_UP; timer_initpara.period = 4000-1; //800ms timer_initpara.clockdivision = TIMER_CKDIV_DIV1; timer_init(TIMER4, &timer_initpara); 对于定时器定时周期的计算,设 TIMER4 的经过总线分频后得到的时钟...
timer_initpara.alignedmode = TIMER_COUNTER_EDGE; timer_initpara.counterdirection = TIMER_COUNTER_UP; timer_initpara.period = 4000-1; //800ms timer_initpara.clockdivision = TIMER_CKDIV_DIV1; timer_init(TIMER4, &timer_initpara); 对于定时器定时周期的计算,设 TIMER4 的经过总线分频后得到的时钟...
2) 初始化定时器参数,设置自动重装值, 分频系数,计数方式等 /* TIMER2 configuration */ timer_initpara.prescaler = 5999; timer_initpara.alignedmode = TIMER_COUNTER_EDGE; timer_initpara.counterdirection = TIMER_COUNTER_UP; timer_initpara.period = 4000; timer_initpara.clockdivision = TIMER_CKDIV_...
(TIMER_TIMERx);//0.1mstimer_parameter_structtimer_init_struct;timer_init_struct.prescaler=SystemCoreClock/1000000-1;// 120M Hz / 120 = 1 M Hztimer_init_struct.alignedmode=TIMER_COUNTER_EDGE;timer_init_struct.counterdirection=TIMER_COUNTER_UP;timer_init_struct.period=100;// 1 M Hz /50000 ...
timer_initpara.prescaler = 119; //时钟预分频器 timer_initpara.alignedmode = TIMER_COUNTER_EDGE; //计数器触发方式 timer_initpara.counterdirection = TIMER_COUNTER_UP; //计数器模式选择向上计数 timer_initpara.period = 500; // 定时器周期个数 自动重载值 timer_initpara.clockdivision = TIMER_CKDI...
timer_initpara.alignedmode = TIMER_COUNTER_EDGE;timer_initpara.counterdirection = TIMER_COUNTER_UP;...
timer_initpara.alignedmode = TIMER_COUNTER_EDGE; timer_initpara.counterdirection = TIMER_COUNTER_UP; timer_initpara.period = 999; timer_initpara.clockdivision = TIMER_CKDIV_DIV1; timer_init(TIMER5, &timer_initpara); timer_auto_reload_shadow_enable(TIME5); ...
af_set(PWM_OUT_PORT,GPIO_AF_1,PWM_OUT_PIN);//配置PA7引脚复用功能为TIEMR2_CH1timer_deinit(TIMER2);/* TIMER2 configuration */timer_initpara.prescaler=719;//预分频器值72M/(719+1)=100KHztimer_initpara.alignedmode=TIMER_COUNTER_EDGE;//对齐模式timer_initpara.counterdirection=TIMER_COUNTER_...
timer_initpara.alignedmode = TIMER_COUNTER_EDGE; // 边沿对齐计数 timer_initpara.counterdirection = TIMER_COUNTER_UP; // 向上计数模式 timer_initpara.period = (65536 - 1); // 周期最好设置为最高,以免计数器溢出 timer_initpara.clockdivision = TIMER_CKDIV_DIV1; // 输入时钟1分频 ...