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 ...

Resolved! TOUCHGFX While loop issue

Hello guys, I have a question. I am using touchgfx. When I use the while loop in my Model.Cpp file, the application stops. It does this without entering the while loop. Can't use loops in Model.Cpp? Do you have any knowledge about this topic?

amorftor by Associate II
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scrollList HighLight scrolling item

hi all, I need to highlight an item in a scrolllist using two buttons that start scrolling up and down. I managed to implement the routine but I have problems as soon as the system passes into the area of the list that is not yet displayed. Does anyo...

TouchGFX double framebuffer not switching buffers

I am working on a gui using an STM32H747I-DISCO connected to an external 640x480 display. The external display does not have a DSI interface, so the DSI-related code in TouchGFX is commented out.The display works perfectly for static images, but heav...

nathan_s by Associate
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Click on a widget without touchscreen

Hi,For a device without touchscreen, I'm prototyping a GUI using a clickable wheel as user input. A red box is used as visual focus on widget. I tied the following code to deliver a programmatic click :void navScreenView::selectClicked(){ Rect cli...

Fribes by Associate
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How to reduce the memory flashing time when debug

Hi to all community.I am new with the touchgfx and the graphic ST microcontrollers.I have develop an application on STM32H7 MCU with touchgfx. The mcu use an external 16Mb flash memory to store the application, touchgfx, images etc...The graphic inte...

Ggual.2 by Associate II
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Customized Nucleo board with changed MCU

Hello,I'd like to customize one of the current available demoboard (NUCLEO-G071RB) changing the MCU with a compatible one which I have purchased (STM32G0B0RET6).I've mounted this pin-to-pin compatible MCU (according to CUBEMX) on the aforementioned N...

Madrac by Associate II
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Resolved! stm32H743ZI TouchGFX FrontendHeap HardFault

I have an Error using a Custom Board with a STM32H743ZI controller.First a want to use the internal Flash and RAM_D1 for the TouchGFX App but i always get a Hardfault on LineFrontendHeap& heap=FrontendHeap::getInstance();__HAL_RCC_CRC_CLK_ENABLE(); i...

PPete by Associate III
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Resolved! Flex Button Example with STM32F746G or STM32F7508DK

Hi everyone,A simple question, I'm using TouchGFX 4.22 with the example "Flex Button Example" for F746G and F7508.When the program is set to F746 is not possible look all functions of the UART module... See "DinaF746.png"But if the program is set to ...

IGomesMSc by Associate II
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Resolved! TouchGFX 180 degree orientation?

Hi everyone,is it somehow possible to "flip" the screen for a 180 degree rotation?Either on TouchGFX, LTDC or DMA2D level?We are using CubeMX to generate the whole project and everything works smoothly, but we need to rotate the screen.Cheers,Patrick