obd_iso15765/BleCanBoxCode/STM32F103RCT6/HARDWARE/TIMER/hal_timer.c

#include "hal_timer.h"
#include "sys_timer.h"

TIM_HandleTypeDef TIM3_Handler;

void HAL_Timer3Init(u16 arr,u16 psc)
{  
    TIM3_Handler.Instance=TIM3;                          
    TIM3_Handler.Init.Prescaler=psc; 
    TIM3_Handler.Init.CounterMode=TIM_COUNTERMODE_UP;
    TIM3_Handler.Init.Period=arr; 
    TIM3_Handler.Init.ClockDivision=TIM_CLOCKDIVISION_DIV1;
    HAL_TIM_Base_Init(&TIM3_Handler);
    
    HAL_TIM_Base_Start_IT(&TIM3_Handler);
}


void HAL_TIM_Base_MspInit(TIM_HandleTypeDef *htim)
{
    if(htim->Instance==TIM3)
	{
		__HAL_RCC_TIM3_CLK_ENABLE();
		HAL_NVIC_SetPriority(TIM3_IRQn,1,3);
		HAL_NVIC_EnableIRQ(TIM3_IRQn); 
	}
}


void TIM3_IRQHandler(void)
{
    HAL_TIM_IRQHandler(&TIM3_Handler);
}


void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
    if(htim==(&TIM3_Handler))
    {
        HAL_TimerTickCheck();
    }
}


uint32_t HAL_SysGetTickMs(void)
{
    return HAL_GetTick();
}