Working TIM2

Core/Inc/stm32f1xx_it.h

@@ -55,6 +55,8 @@ void SVC_Handler(void);
 void DebugMon_Handler(void);
 void PendSV_Handler(void);
 void SysTick_Handler(void);
+void DMA1_Channel5_IRQHandler(void);
+void TIM2_IRQHandler(void);
 /* USER CODE BEGIN EFP */
 
 /* USER CODE END EFP */