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This test is to control the timer with a timer.STM32F405RG. This text is translated by deepl.

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Set timer 6 to 3 seconds. Set timer 7 to 1.5 seconds.

Timer 7 restarts Timer 6, so I don't think it changes the variable o in Timer 6, but the variable o changes. Is there a problem?

I have confirmed that timer 6 is stopped by HAL_TIM_Base_Stop_IT(&htim6);.

I have confirmed that timer 6 is stopped. Thank you in advance.

int main(void){

    __HAL_TIM_CLEAR_FLAG(&htim6, TIM_FLAG_UPDATE); //3000

__HAL_TIM_CLEAR_FLAG(&htim7, TIM_FLAG_UPDATE); //1500

HAL_TIM_Base_Start_IT(&htim6);

HAL_TIM_Base_Start_IT(&htim7);

 while(1){}

}

void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) {

if (htim == &htim6) {

o++;

}

if (htim == &htim7) {

p++;

HAL_TIM_Base_Stop_IT(&htim6);

     __HAL_TIM_CLEAR_FLAG(&htim6,TIM_FLAG_UPDATE);

HAL_TIM_Base_Start_IT(&htim6) ;

}

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