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 ...

Framebuffer in PSRAM on STM32N6570-DK

Hi,I have created a simple GUI using TouchGFX Designer for the STM32N6570-DK, generated the code, built it, and ran it. Everything works fine.Then I noticed that the TouchGFX_Framebuffer is located in internal SRAM. However, I plan to use that SRAM f...

ERROR by Associate II
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Low qspi clock frequency in ExtMem_Boot

I noticed that any example created with touchGfx for the STM32H750B-DK demo board uses the ExtMem_Boot bootLoader that uses a 400Mhz clock instead of 480Mhz, but the strangest thing is that it uses a QSPI clock of only 50Mhz, when from the memory dat...

DDi S.1 by Associate III
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Using Bitmap::dynamicBitmapCreateExternal

Hi, I am trying to create an external dynamic bitmap to display an image already loaded into Memory Mapped External Flash. uint16_t FrontendApplication::getLogoBitmapId() { if (bitmapId == touchgfx::BITMAP_INVALID) { bitmapId = Bitmap::d...

Priyank by Senior
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Resolved! Screen dithering problem.

Hi guys.I am using STM32H7B3LIHQ MCU, MX25LM51245GXDI00 flash and IS42S32800J-6BLI RAM with NHD-4.3-800480CF-ASXP-CTP TFT screen. I configured the LTDC, FMC, OCTOSPI, TouchGFX and FREERTOS settings. I have a 2 problem.1- I added textArea in the scree...

ABURM by Associate III
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Unwanted artifacts in screen object

I'm seeing "noise" in some objects drawn on the screen.  See pic... the yellow circle ("shape") should be solid yellow, but instead includes red-orange horizontal lines.  If the circles are rearranged the yellow circle can look correct, but the blue ...

LCD_noise1.jpg
SJR1 by Associate
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