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引入mqtt 引入cjson

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2584532475@qq.com committed 2023-11-30 08:10:01 +08:00
1 parent a69c1a58d6
commit f8591b8b99
86 files changed
+12141 -2157
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Core/Src/stm32g0xx_hal_timebase_tim.c
+66 -66
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@@ -38,76 +38,76 @@ TIM_HandleTypeDef htim2;
* @param TickPriority: Tick interrupt priority.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority)
HAL_StatusTypeDef HAL_InitTick (uint32_t TickPriority)
{
RCC_ClkInitTypeDef clkconfig;
uint32_t uwTimclock, uwAPB1Prescaler;
RCC_ClkInitTypeDef clkconfig;
uint32_t uwTimclock, uwAPB1Prescaler;
uint32_t uwPrescalerValue;
uint32_t pFLatency;
HAL_StatusTypeDef status = HAL_OK;
uint32_t uwPrescalerValue;
uint32_t pFLatency;
HAL_StatusTypeDef status = HAL_OK;
/* Enable TIM2 clock */
__HAL_RCC_TIM2_CLK_ENABLE();
/* Enable TIM2 clock */
__HAL_RCC_TIM2_CLK_ENABLE();
/* Get clock configuration */
HAL_RCC_GetClockConfig(&clkconfig, &pFLatency);
/* Get clock configuration */
HAL_RCC_GetClockConfig (&clkconfig, &pFLatency);
/* Get APB1 prescaler */
uwAPB1Prescaler = clkconfig.APB1CLKDivider;
/* Compute TIM2 clock */
if (uwAPB1Prescaler == RCC_HCLK_DIV1)
{
uwTimclock = HAL_RCC_GetPCLK1Freq();
}
else
{
uwTimclock = 2UL * HAL_RCC_GetPCLK1Freq();
}
/* Get APB1 prescaler */
uwAPB1Prescaler = clkconfig.APB1CLKDivider;
/* Compute TIM2 clock */
if (uwAPB1Prescaler == RCC_HCLK_DIV1)
{
uwTimclock = HAL_RCC_GetPCLK1Freq();
}
else
{
uwTimclock = 2UL * HAL_RCC_GetPCLK1Freq();
}
/* Compute the prescaler value to have TIM2 counter clock equal to 1MHz */
uwPrescalerValue = (uint32_t) ((uwTimclock / 1000000U) - 1U);
/* Compute the prescaler value to have TIM2 counter clock equal to 1MHz */
uwPrescalerValue = (uint32_t) ( (uwTimclock / 1000000U) - 1U);
/* Initialize TIM2 */
htim2.Instance = TIM2;
/* Initialize TIM2 */
htim2.Instance = TIM2;
/* Initialize TIMx peripheral as follow:
+ Period = [(TIM2CLK/1000) - 1]. to have a (1/1000) s time base.
+ Prescaler = (uwTimclock/1000000 - 1) to have a 1MHz counter clock.
+ ClockDivision = 0
+ Counter direction = Up
*/
htim2.Init.Period = (1000000U / 1000U) - 1U;
htim2.Init.Prescaler = uwPrescalerValue;
htim2.Init.ClockDivision = 0;
htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
/* Initialize TIMx peripheral as follow:
+ Period = [(TIM2CLK/1000) - 1]. to have a (1/1000) s time base.
+ Prescaler = (uwTimclock/1000000 - 1) to have a 1MHz counter clock.
+ ClockDivision = 0
+ Counter direction = Up
*/
htim2.Init.Period = (1000000U / 1000U) - 1U;
htim2.Init.Prescaler = uwPrescalerValue;
htim2.Init.ClockDivision = 0;
htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
status = HAL_TIM_Base_Init(&htim2);
if (status == HAL_OK)
{
/* Start the TIM time Base generation in interrupt mode */
status = HAL_TIM_Base_Start_IT(&htim2);
if (status == HAL_OK)
{
/* Enable the TIM2 global Interrupt */
HAL_NVIC_EnableIRQ(TIM2_IRQn);
/* Configure the SysTick IRQ priority */
if (TickPriority < (1UL << __NVIC_PRIO_BITS))
{
/* Configure the TIM IRQ priority */
HAL_NVIC_SetPriority(TIM2_IRQn, TickPriority, 0U);
uwTickPrio = TickPriority;
}
else
{
status = HAL_ERROR;
}
}
}
status = HAL_TIM_Base_Init (&htim2);
if (status == HAL_OK)
{
/* Start the TIM time Base generation in interrupt mode */
status = HAL_TIM_Base_Start_IT (&htim2);
if (status == HAL_OK)
{
/* Enable the TIM2 global Interrupt */
HAL_NVIC_EnableIRQ (TIM2_IRQn);
/* Configure the SysTick IRQ priority */
if (TickPriority < (1UL << __NVIC_PRIO_BITS))
{
/* Configure the TIM IRQ priority */
HAL_NVIC_SetPriority (TIM2_IRQn, TickPriority, 0U);
uwTickPrio = TickPriority;
}
else
{
status = HAL_ERROR;
}
}
}
/* Return function status */
return status;
/* Return function status */
return status;
}
/**
@@ -116,10 +116,10 @@ HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority)
* @param None
* @retval None
*/
void HAL_SuspendTick(void)
void HAL_SuspendTick (void)
{
/* Disable TIM2 update Interrupt */
__HAL_TIM_DISABLE_IT(&htim2, TIM_IT_UPDATE);
/* Disable TIM2 update Interrupt */
__HAL_TIM_DISABLE_IT (&htim2, TIM_IT_UPDATE);
}
/**
@@ -128,9 +128,9 @@ void HAL_SuspendTick(void)
* @param None
* @retval None
*/
void HAL_ResumeTick(void)
void HAL_ResumeTick (void)
{
/* Enable TIM2 Update interrupt */
__HAL_TIM_ENABLE_IT(&htim2, TIM_IT_UPDATE);
/* Enable TIM2 Update interrupt */
__HAL_TIM_ENABLE_IT (&htim2, TIM_IT_UPDATE);
}