Resolved! Why HAL_UART_Transmit_DMA(&huart2, buffer, n) doesn't work properly inside Timer interrupt callback function?
Greeting Everyone,May I have some little help here? I'm currently using STM32F303K8. I had experimented with HAL_UART_Transmit_DMA function within "the main while loop" and the TIM6_DAC1_IRQHandler(void) which was called from TIM6 in Time Base modeMy...