/* USER CODE BEGIN PV */

volatile uint8_t stanPrzycisku = 1;

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_USART2_UART_Init(void);
/* USER CODE BEGIN PFP */
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin){
 if(GPIO_Pin == B1_Pin){
     if(stanPrzycisku) stanPrzycisku = 0;
             else stanPrzycisku = 1;
         if(HAL_GPIO_ReadPin(LD2_GPIO_Port, LD2_Pin) == 1 && stanPrzycisku == 0)
             HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, 0);
         }
     }

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* 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 */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART2_UART_Init();
  /* USER CODE BEGIN 2 */

  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
      if(stanPrzycisku){
          HAL_GPIO_TogglePin(LD2_GPIO_Port, LD2_Pin);
          HAL_Delay(1000);
          }
      }

  /* USER CODE END 3 */
}