STM32 MCUs TouchGFX and GUI

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LAST DAY to join the TouchGFX contest!

Hey everyone, for those who haven't seen the announcement in the community blog, I'm also announcing this here :) We're launching a contest focused on custom containers!  Custom containers have been a hot topic on our forum, and we love seeing the en...

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 ...

TouchGFX 4.16.0 issue with L8_RGB565 format

Hey,today I updated my project from touchgfx 4.15.0 to 4.16.0. I noticed problem with L8_RGB565 format of image as you can see it on the picture (picture is from my custom board) : My board is based on STM32H7 MCU. My frame buffers are 16bit. In the ...

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JLakn by Associate II
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  • 5 replies
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Fontconverter not backward compatible ?

I am using Touchgfx 4.13.0 in my application for a while and decide to upgrade to 4.17.0 (about time you can say). But it seems that the font management evolved, and as my product is upgradable OTA, I cannot really afford to resend all fonts in bluet...

SBACO by Associate III
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  • 15 replies
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Resolved! Wrong Color on device if set with getColorFromRGB but correct on simualtor after upgrading both, touchgfx to 4.18 and stm32f4 firmware from 1.26.1 to 1.26.2

If I set the color of a box widget with setColor and the touchgfx::colortype is 0xFF494949, the color on the LCD is blue but not grey. This problem happens after the updates. The color value is produced by Color::getColorFromRGB() from the 3 base col...

awiernie by Senior II
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  • 2 replies
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Problem with lvgl, LTDC, DMA2D, SDRAM

I have custom board with 800x480 TFT display, external SDRAM and STM32H745II MCU.I have two problems that can be related, but I'm not sureWhen I'm trying to change one byte in the SDRAM from the debugger Memory window, 8 bytes around it change, mostl...

0693W00000FDvJfQAL.jpg 0693W00000FDvGqQAL.png
AP by Associate
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Resolved! How to add TouchGFX 4.18 to STM32CudeIDE and MX?

Hi. I've followed the installation guidance found at https://support.touchgfx.com/docs/introduction/installation and can't get TouchGFX 4.18 to show up in neither STM32CudeIDE and STM32CudeMX (refreshed several times). Will this show up when an updat...

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Mecanix by Senior
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  • 12 replies
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How the index are calculated from GUISetColor() for CLUT? Any configurations to be done for CLUT with emwin library

Hi,I'm trying to reduce the frame buffer size for LTDC, Therefore I'm using CLUTI configured for L8 pixel format and enabled the CLUT with input array of 256 size filled with color values.When I'm giving GUI_SetColor(Index_No); it is displaying rando...

MAnug.1 by Associate
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