STM32 MCUs TouchGFX and GUI

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

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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 ...

STemWin is not working with IAR

Hello! I've noticed that STemWin from st.com does not work with IARv8.x. The reason is that in IAR wchar_t size is 32 bits and STemWin library has wchar_t size 16 bits. Is there any solution to this problem? Or STemWin is just incompatible with the n...

Resolved! Difference between TouchGFX Core Libraries

Hi @Martin KJELDSEN​ Hi @Alexandre RENOUX​ I have a general question. What is the difference between the touchgfx_core.a and the touchgfx_core_release.a library (both for Cortex M7)?. With the release version of the library our application crashes a...

Marco.R by Senior
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Resolved! How do you implement a popup (container including some basic widgest) on EVERY SCREEN which can be set visible by the model?

Hi,I'm currently building a Touchgfx interface consisting of multiple screens (30+).Everything is working fine so far, however now I need to implement some sort of popup/warning dialog which can be triggered by the model.Each page needs to have this ...

H7 by Associate II
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  • 3 replies
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Black Screen after 4-5 Reboot

Hello,I'm using STM32H750IB (touchgfx 4.13.0 with freertos  V10.2.1) to control RGB TFT LCD, with external flash and also external SDRAM.The application runs well but sometimes (after 4-5 reboot) the screen remains black, if I reboot the application ...

Ngard.1 by Associate
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  • 1 replies
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Resolved! Posible bug in Touchgfx Keyboard ?

Hey, I'm working on custom board Touchgfx project and I'm using Keyboard widget for text input. During testing I found out that keyboard Cancel event is not working properly.Description of problem: When i click and hold on one of keys and drag out of...

JLakn by Associate II
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  • 5 replies
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how to set up LTDC Hsync,Vsync and porch value???

hi.​I am using STM32F767 to control RGB TFT LCD. Data is output on the screen with TouchGFX.But sometimes the screen momentarily breaks for a very short period of time and then comes back.​When I changed the porch value of LTDC, the cycle of symptoms...

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ikassma by Senior
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