//INTERRUPT FILE

extern volatile char RxData[10][8];
extern volatile uint8_t RxComplete;
extern volatile uint8_t RxCompleteOneRow;
extern volatile uint8_t TxComplete;

//volatile uint32_t tick;
//volatile uint32_t tack;

extern volatile uint8_t ColumnRxBuffer;
extern volatile uint8_t RowRxBuffer;
void USART2_IRQHandler(void)
{
    //HAL_UART_IRQHandler(&huart2);
    if(__HAL_UART_GET_IT_SOURCE(&huart2, UART_IT_RXNE))
    {
        if(RowRxBuffer < 9)
        {
            if(ColumnRxBuffer < 7)
            {
                RxData[RowRxBuffer][ColumnRxBuffer] = (uint8_t)(huart2.Instance->DR & (uint8_t)0xff);
                ColumnRxBuffer++;
            }
            else
            {
                RxData[RowRxBuffer][ColumnRxBuffer] = (uint8_t)(huart2.Instance->DR & (uint8_t)0xff);
                ColumnRxBuffer = 0;
                if(RowRxBuffer == 0)
                {
                    RxCompleteOneRow = 1;
                }
                RxComplete = 1;
                __HAL_UART_FLUSH_DRREGISTER(&huart2);
                RowRxBuffer++;
            }
        }
        else
        {
            if(ColumnRxBuffer < 7)
            {
                RxData[RowRxBuffer][ColumnRxBuffer] = (uint8_t)(huart2.Instance->DR & (uint8_t)0xff);
                ColumnRxBuffer++;
            }
            else
            {
                RxData[RowRxBuffer][ColumnRxBuffer] = (uint8_t)(huart2.Instance->DR & (uint8_t)0xff);
                ColumnRxBuffer = 0;
                RxComplete = 1;
                __HAL_UART_FLUSH_DRREGISTER(&huart2);
                RowRxBuffer = 0;
            //  tick = 0;

            }
        }
    }
    else if(__HAL_UART_GET_IT_SOURCE(&huart2, UART_IT_TC))
    {
        TxComplete = 1;
    }
    return;
}

//CONFIG FUNCTION

static void MX_USART2_UART_Init(void)
{

  huart2.Instance = USART2;
  huart2.Init.BaudRate = 9600;
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
  huart2.Init.StopBits = UART_STOPBITS_1;
  huart2.Init.Parity = UART_PARITY_NONE;
  huart2.Init.Mode = UART_MODE_TX_RX;
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart2) != HAL_OK)
  {
    Error_Handler();
  }

  __HAL_UART_ENABLE_IT(&huart2, UART_IT_RXNE);
  __HAL_UART_ENABLE_IT(&huart2, UART_IT_TC);

}