STM32 MCUs TouchGFX and GUI

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

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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 ...

Resolved! Manage "Keyboard Example" with joystick

On X-NUCLEO-GFX01M1 I would need to manage the on-screen keyboard because LCD is not touch.I have successfully ported keyboard example from designer to hardware (X-NUCLEO-GFX01M1 on NUCLEO-G071).Is it possible to add support for the keypad or is it b...

ALomb.1 by Associate III
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  • 7 replies
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Lines and Shapes inside a ListLayout

I have a layout that uses multiple nested custom containers.View -> MenuCustomContainer -> ListLayoutThe list layout is populated with:MenuItemCustomContainer -> (3 x EditableCustomContainer + Lines and Shapes)Part of my visual layout includes a few...

Dfarr.1 by Senior
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  • 4 replies
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TouchGFX Designer - design-time dropdown panels

Hi.There is one small annoyance in the TouchGFX Designer (v4.16...), i.e. the initial state of some dropdown panels. Selecting Screens designer page on left side, on the right side there is the respective SCREEN property tab. All the panels are in op...

KPort by Associate II
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  • 1 replies
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Resolved! problem with using ili9341 TFT LCD with stm32f103RE

I successfully used a HAL code I found on Github for driving an ili9341 TFT LCD with SPI then I rewrote the code with registers. Part of my code works and I am able to fill pixels with color but when I try to use a function named ILI9341_Draw_Colour_...

salar1991 by Associate II
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CR2032 coin cell capacity measurement

I am developing a device based on STM32L412KBT6 powered by CR2032 coin cell.I am planning to display coin cell status on a LCD display. For measuring coin cell capacity i am planning to use Fuel gauge/Coulomb meter.  Since the device is working on co...

TouchGfx with internal RAM and 800x480 pixel LCD

Hi,İ have custom STM32f767ZIT board with 4.3" pixel 480x272 TFT.I use it by TouchGfx with internal RAM (512K) and FrameBuffer is 255K (16bit color depth)I want to use 7" 800x480 pixel TFT with internal RAM. STM32H743/753 have 1MB RAM.But CubeMX dvnce...

I have a problem with VSYNC and TouchGFX since a recent update of the toolchain. model::tick is called too often.

The change in the generated code is in TouchGFXConfiguration.cpp touchgfx_taskEntry().Before the update it called OSWrappers::waitForVSync();Now it calls if (OSWrappers::isVSyncAvailable()) {  hal.backPorchExited(); }which does not reset vsync_sem in...

WSchr.1 by Associate II
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  • 20 replies
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STM32H743 and MT25QL128 - problem with dualflash mode

Hello!I have STM32H743 and 2 memory IC - MT25QL128I create array with data 0x01,0x02,0x03,0x04.....0xFF and write it to flashIn singleFlash mode system works good.But in dualflash I see :00 88 02 88 04 01 06 03 08 05 0A 07From Flash1 system reads 00,...

EEuge by Senior
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  • 1 replies
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Resolved! TouchGFXHAL::flushFrameBuffer() is only called once after the first OSWrappers::signalVSync(). What am I missing?

Considering existing posts and instructions in the documentation, I can't manage the framework to call flushFrameBuffer() regularly after a vsync.The main issue is that TouchGFXHAL::flushFrameBuffer() is only called once after the first OSWrappers::s...

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MKiss.1 by Associate II
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