HAL_NVIC_EnableIRQ does not end
// DMA RX 설정 __HAL_RCC_DMA1_CLK_ENABLE(); // DMA1 클럭 활성화 hdma_rx.Instance = DMA_USART1; hdma_rx.Init.Request = DMA_REQUEST_USART1_RX; hdma_rx.Init.Direction = DMA_PERIPH_TO_MEMORY; hdma_rx.Init.PeriphInc = DMA_PINC_DISABLE; ...