STM32 MCUs TouchGFX and GUI

Some questions about the GFX framework

Hi @Martin KJELDSEN​ , I discovered something rather odd in GFX framework.I suddenly didn't give the GFX framework DSI_IRQHandler when I was using animation.If I restore the interrupt signal after a while,Model::tick() will disappear.The rest of th...

Hello, we used stm32l4r9 mcu for our project and touchgfx library with RM69080 driver with 400*400 amoled instead of RM67162 driver with 390*390 amoled. stm32l4r9 development board use 390*390 rm67162 amoled with 390*2 lut_config_array, but I want to 400*

Not work function setNumberOfItems() for scrollWheel.

Hi All.Not work this code:In HPP file:class ScreenMainView : public ScreenMainViewBase{public:  ScreenMainView();  virtual ~ScreenMainView() {}  virtual void setupScreen();  virtual void tearDownScreen();  void handleTickEvent() override;protected:  ...

Can I use PSRAM as FrameBuffer in STM32L4R9?

Dear TouchGFX team,I am developing STM32L4R9 B/D including DSI video mode LCD.PSRAMOctoSPI Flashetc..I use two frame buffer in internal SRAM and one animation storage buffer in PSRAM.setFrameBufferStartAddresses((void*)FRAME_BUFFER0, (void*)FRAME_BUF...

STM32F746G Development Board does not work with Graphic Application for IDE, Could you advise what can be the problem?

STM32CubeIDE doesn't generate the correct code when the Grphic application option is enabled. I tried with many configurations but seems like there is not generated the correct code to have the LCD properly enabled. If you see the attached image tje ...

JPEG - MDMA Write/Read Transfer Error

Hi,I have error (Write/Read Transfer Error) when I'm using JPEG decoder via DMA HAL_JPEG_Decode_DMA(hjpeg ,(uint8_t *)JPEGSourceAddress ,CHUNK_SIZE_IN ,(uint8_t *)FrameBufferAddress ,CHUNK_SIZE_OUT);I don't get any interrupts from JPEG but from MDMA ...

TOUCHGFX: Animated images run not smooth

Hello,I have a little problem with an animated image at startup (logo with 6 pictures, change every 600 ms). The demo runs on an STM32F769I-DISCO.The outline and a symbol in the middle of the logo is fixed all the time, just some other parts apear wi...

Some wrong actions in ScrollList Widget.

I'm using ScrollList in my TouchGFX project, but there are 2 problems:​1, After setWindowSize(n), when n is not 1, the itemSelected in void scrollTopItemSelectedHandler(int16_t itemSelected) have a wrong value.As described in the following 2 tips:htt...

1. I am working on a project with STM32F469I-Disco board. I am trying to read and write to Quad SPI memory. I have followed all the steps given in Application Notes 4760 and also steps given for Framebuffer in External RAM from TouchGFX documentation.

Even after that I am getting "?????? " from memory address 0x90000000 in memomy browser from STM32Cube IDE. What does that tells?Can you please guide me in a right direction?