STM32 MCUs TouchGFX and GUI

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X-CUBE-TOUCHGFX 4.24.0 is out!

TouchGFX 4.24.0 is now out. Please follow this link to download it. 4.24.0 Release details: Release date: June 6th, 2024 New TouchGFX Designer Features: Added a QR Code widget.Added RGB Compression for images. New TouchGFX Core Features:  Added RG...

LouisB by ST Employee
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TouchGFX Academy launch announcement!

Dear Community, We're excited to announce the creation of the TouchGFX Academy! The TouchGFX Academy is a new place to learn TouchGFX with concrete examples and to find answers to your questions when developing your UI. It includes tutorials of cour...

TouchGFX documentation feedback

We wish to always improve our documentation. The best reviews and critics always come from the people that read it, so we would like to use this post to collect your thoughts and feedbacks. Please share what you like, dislike, what you think is missi...

Share your Custom Widgets!

When creating a UI project, you may need widgets that are not part of the TouchGFX library. To create your own graphical element, the TouchGFX team suggests using the Custom Container approach. Since TouchGFX 4.20 it is possible to export and import ...

Resolved! STM32H7 DCMI to SDRAM with DMA - OVERRUN flag

Hi,I have problem (OVERRUN flag) with data transfer from DCMI to external SDRAM.I have STM32H753 which in AN5020 has architecture like this:(Application note, Digital camera interface (DCMI) for STM32 MCUs)So it has connection between DCMI and FMC vi...

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qbaj by Associate II
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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 ...

qbaj by Associate II
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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...

H S by Associate III
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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...

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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?

Sayali by Associate II
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Resolved! TouchGFX getting GUI user input data to FreeRTOS

I am trying to get user input from the GUI to FreeRTOS. The text area buffer is transferred from my screen1View, to screen1Presenter, to model then added to a queue. Finally, my task in FreeRTOS will check for new data in the queue every 1 second.The...

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HPam.1 by Associate II
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Resolved! Hello, I am working on a project where I need 20 screens in an application. I am using STM32F469I-Disco board for this project. I tried dumping complete application onto the board but it is displaying only 3 screens.

So I am guessing it's the issue with the memory allocation. I followed the steps given for External addressable flash in TouchGFX documentation in STM32Cube IDE.(I am not using my application to test Quad SPI Memory: I followed the exact steps given ...

Sayali by Associate II
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