Page 282 - MDP2022-2
P. 282
__HAL_TIM_SET_CAPTUREPOLARITY(htim, TIM_CHANNEL_1,
TIM_INPUTCHANNELPOLARITY_RISING);
__HAL_TIM_DISABLE_IT(&htim3, TIM_IT_CC1);
}
}
}
void HCSR04_Read (void)
{
HAL_GPIO_WritePin(TRIG_PORT, TRIG_PIN, GPIO_PIN_SET);
delay(10); // wait for 10 us
HAL_GPIO_WritePin(TRIG_PORT, TRIG_PIN, GPIO_PIN_RESET);
__HAL_TIM_ENABLE_IT(&htim3, TIM_IT_CC1);
}
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU
Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
