STM32 MCUs TouchGFX and GUI

Discuss STM32 and TouchGFX implementations, including configuration, debugging, and optimization.

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Forum Posts

TouchGFX CONTEST RESULTS: Congratulations!!

Hello community!On March 18, we launched a TouchGFX Contest that had for goal for us to see our community's skills and creativity. This contest ended on May 2.We received several interesting projects, and it is now time to announce the winners! Our h...

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! Changing screen view when using TouchGFX

Hi,I need to change a screen's look at run time. For example, upon command, change background color of screen1 to a specific color. My problem is that after moving to screen2 and then back to screen1 the new background color is lost since TouchGFX ca...

ari_v2 by Senior
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Resolved! Can you create a momentary button using touchGFX?

I was wondering if it was possible to create a momentary button on a touchscreen using touchGFX? I am interested in using it to activate a pump while pressing the screen. For my application, a momentary button would be better suited than any latching...

SPurd.2 by Associate
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  • 6 replies
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Is it possible to dynamically add GUI-Objects?

Hi folks,I'm trying to add a set of objects (in this case: a circle) to the GUI, as soon as the user presses a button. Therefore, I'm trying to execute the following code on the button press:touchgfx::Circle circle2; touchgfx::PainterRGB565 circle2Pa...

Support for padding in frame buffer

Referring to application note AN4861https://www.st.com/resource/en/application_note/dm00287603-lcdtft-display-controller-ltdc-on-stm32-mcus-stmicroelectronics.pdfsection 4.5.2 "Optimizing the LTDC framebuffer fetching from external memories" (page 43...

SZano by Associate III
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  • 3 replies
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ScrollWheel Skipping Second Element

I have a weird issue with ScrollWheel. All the elements are displayed properly. However, it seems to be taking no action when scrolling to the last element, and on debugging, I find that the returned index is skipping the second element (0,2,3,4,5)Sc...

BKazi.1 by Associate II
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Redraw custom widget if its updated

Hello,I create custom widget base on this tutorial https://support.touchgfx.com/docs/development/ui-development/touchgfx-engine-features/custom-widgets.But it is updated on screen only once at the beginning. How to implement auto redraw when internal...

MMa.4 by Associate
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