/* This function handles External lines 0 interrupt request.  */
void EXTI0_IRQHandler(void)
/* This function handles External lines 0 interrupt request.  */
void EXTI0_IRQHandler(void)
{
  if(EXTI_GetITStatus(USER_BUTTON_EXTI_LINE) != RESET)
  {
    EXTI_ClearITPendingBit(USER_BUTTON_EXTI_LINE);
    STM_EVAL_LEDToggle(LED6);
  }
}