STM32 MCUs TouchGFX and GUI

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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 ...

Critical bug: After update to 4.18.0 colors are incorrect on Hardware, but "Run Simulation" still works as expected

Here an example from the hardware  but in Run Simulation:We are using  touchgfx::TextAreaWithOneWildcardand the colors are wrong when we do not use 255,255,255 and 0,0,0. Only these two colors workWe use the following colors, and it is causing proble...

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VSimu.1 by Associate III
  • 1851 Views
  • 8 replies
  • 1 kudos

Unable to write into LTDC registers

Hello everyone,I've been trying to integrate a simple TouchGFX project into STM32CubeIDE (so that I can add my own code to it), it's supposed to print simple graphics on the screen of a STM32L4R9I-EVAL board, but I stumbled upon an issue in the LDTC ...

Aksl by Associate III
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  • 15 replies
  • 0 kudos

Wondering if TouchGFX would be able to run on an STM32F411 with 512K flash & 128K of RAM. The screen I'd like to drive will take ~70K of RAM for a single display buffer.

I know there is no demo that runs on a 411. I'd also have to write my own display driver to transfer the display buffer. Just wondering if the 512K Flash and remaining 58K of RAM would be enough to fit TouchGFX and my own code in.

JimFouch by Associate III
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  • 0 replies
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TouchGFX Designer 4.19 FlexButton bug

Hey @Martin KJELDSEN​ ,today I updated touchgfx in my project from version 4.18.1 to 4.19. As soon as I updated, regenerated and compiled my project I noticed that all of my wildcard texts in flexbuttons are missing:Example code:#include <gui/screen1...

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JureL by Associate III
  • 533 Views
  • 1 replies
  • 0 kudos

Replicate touchgfx based-project on a web server

Hi guys, many customers ask for a web page that looks the same as the display on the machine, developed on touchgfx with STM32 microcontrollers.The goal is to control the screen also from the web page.Is there a way to do that? Maybe with an LWIP web...

EA.1 by Associate
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  • 2 replies
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STM32L4R9I-EVAL : How to select the MB1315 screen ?

Hello everyone !I'm using an STM32L4R9I-EVAL board to work on a GUI with TouchGFX and I want to use the MB1315A rectangular screen, and not the MB1314 (little round screen) because it better fits my needs.So I created a dummy project with TouchGFX (i...

Aksl by Associate III
  • 1340 Views
  • 2 replies
  • 1 kudos

How can I use color keying in STM32H7?

I want to make the specific color of the image transparent.This is different from the alpha of the entire image.There is a method that can be used for 16p of the Color keying document, and I want to know the detailed usage and code.Can I get a sample...