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cubemx/Inc/stm32h7xx_it.h

@@ -57,6 +57,7 @@ void PendSV_Handler(void);
 void SysTick_Handler(void);
 void SDMMC1_IRQHandler(void);
 void LTDC_IRQHandler(void);
+void DMA2D_IRQHandler(void);
 void QUADSPI_IRQHandler(void);
 void OTG_FS_EP1_OUT_IRQHandler(void);
 void OTG_FS_EP1_IN_IRQHandler(void);

cubemx/Src/main.c

@@ -256,10 +256,10 @@ static void MX_DMA2D_Init(void)
   /* USER CODE END DMA2D_Init 1 */
   hdma2d.Instance = DMA2D;
   hdma2d.Init.Mode = DMA2D_M2M;
-  hdma2d.Init.ColorMode = DMA2D_OUTPUT_RGB888;
+  hdma2d.Init.ColorMode = DMA2D_OUTPUT_RGB565;
   hdma2d.Init.OutputOffset = 0;
   hdma2d.LayerCfg[1].InputOffset = 0;
-  hdma2d.LayerCfg[1].InputColorMode = DMA2D_INPUT_RGB888;
+  hdma2d.LayerCfg[1].InputColorMode = DMA2D_INPUT_RGB565;
   hdma2d.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
   hdma2d.LayerCfg[1].InputAlpha = 0;
   hdma2d.LayerCfg[1].AlphaInverted = DMA2D_REGULAR_ALPHA;

cubemx/Src/stm32h7xx_it.c

@@ -55,6 +55,7 @@
 /* USER CODE END 0 */
 
 /* External variables --------------------------------------------------------*/
+extern DMA2D_HandleTypeDef hdma2d;
 extern LTDC_HandleTypeDef hltdc;
 extern QSPI_HandleTypeDef hqspi;
 extern SD_HandleTypeDef hsd1;
@@ -229,6 +230,20 @@ void LTDC_IRQHandler(void)
   /* USER CODE END LTDC_IRQn 1 */
 }
 
+/**
+  * @brief This function handles DMA2D global interrupt.
+  */
+void DMA2D_IRQHandler(void)
+{
+  /* USER CODE BEGIN DMA2D_IRQn 0 */
+
+  /* USER CODE END DMA2D_IRQn 0 */
+  HAL_DMA2D_IRQHandler(&hdma2d);
+  /* USER CODE BEGIN DMA2D_IRQn 1 */
+
+  /* USER CODE END DMA2D_IRQn 1 */
+}
+
 /**
   * @brief This function handles QUADSPI global interrupt.
   */

cubemx/cubemx.ioc

@@ -20,7 +20,7 @@ CORTEX_M7.MPU_Control=MPU_HFNMI_PRIVDEF
 CORTEX_M7.Size_Spec=MPU_REGION_SIZE_512KB
 CORTEX_M7.SubRegionDisable_Spec=0x0
 CORTEX_M7.default_mode_Activation=1
-DMA2D.ColorMode=DMA2D_OUTPUT_RGB888
+DMA2D.ColorMode=DMA2D_OUTPUT_RGB565
 DMA2D.IPParameters=ColorMode
 FMC.CASLatency1=FMC_SDRAM_CAS_LATENCY_2
 FMC.ColumnBitsNumber1=FMC_SDRAM_COLUMN_BITS_NUM_9
@@ -177,6 +177,7 @@ Mcu.UserName=STM32H743IITx
 MxCube.Version=6.15.0
 MxDb.Version=DB.6.0.150
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
+NVIC.DMA2D_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.ForceEnableDMAVector=true
 NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false