HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);//选择SYSTICK时钟源, /* SysTick_IRQn interrupt configuration */ 1. 2. 3. 4. 可选值: #define SYSTICK_CLKSOURCE_HCLK_DIV8 (0x00000000U) #define SYSTICK_CLKSOURCE_HCLK (0x00000004U) 1. 2. 3. HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0...
自动代码生成如下: /**Configure the Systick interrupt time */ HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/8000); // = /8/1000 :1000 is 1ms ;1000000 is 1us /**Configure the Systick */ HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK_DIV8); /* SysTick_IRQn interrupt configuration */...
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);/* SysTick_IRQn interrupt configuration */HAL_NVIC_SetPriority(SysTick_IRQn,0,0); } 开发者ID:WiFind,项目名称:WiFind_MCU,代码行数:37,代码来源:main.c 示例12: SystemClock_Config ▲点赞 1▼ /** System Clock Configuration */voidSystemClock_C...
(SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */-...
voidNVIC_Configuration(void) { NVIC_InitTypeDef NVIC_InitStructure;/*Configure one bit for preemption priority*/NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);///*Enable the EXTI0_IRQn Interrupt*/NVIC_InitStructure.NVIC_IRQChannel= SysTick_IRQn;//NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =0;/...
NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) -1); /* set PriorityforSystick Interrupt */ SysTick->VAL =0; /* Load the SysTick Counter Value */ SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | SysTick_CTRL_TICKINT_Msk | ...
20. NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL)/*set Priority for Systick Interrupt */ 21. SysTick->VAL = 0UL; /* Load the SysTick Counter Value */ 22. SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | ...
/* Enable the TIM6 global Interrupt */ HAL_NVIC_EnableIRQ(TIM6_IRQn);/* Configure the SysTic...
{ SysTick->CTRL&=0xfffffffb； //SysTick->CTRL能配置的只有0/1/2/3/16,其他是保留的.b=...
(SysTick_IRQn, (1UL<< __NVIC_PRIO_BITS) -1UL)/*set Priority for Systick Interrupt*/21. SysTick->VAL =0UL;/*Load the SysTick Counter Value*/22. SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |23. SysTick_CTRL_TICKINT_Msk |24. SysTick_CTRL_ENABLE_Msk;/*Enable SysTick IRQ and ...