STM32 MCUs TouchGFX and GUI

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

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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 ...

STM32F429 LTDC and SDRAM

Posted on June 16, 2015 at 14:26Is it possible to use internal RAM as a frame buffer for LTDC?Where exactly in std lib examples are external RAM and LTDC connected? It seems to me that the code is written on SDRAM address but I cannot find any DMA/D...

predrag10 by Associate II
  • 1171 Views
  • 6 replies
  • 0 kudos

stm32f429i-discovery dcmi->sdram address 0xD0000000

Posted on June 09, 2015 at 06:58Hello, I am working with stm32f429 using with a ov7670 camera with the dcmi using dma. It works fine if I do a capture into sram. I have also successfully initialized and tested the 8mb sdram @ 0xD0000000. What I wou...

prothan by Associate II
  • 710 Views
  • 3 replies
  • 0 kudos

STem Win & CubeMX

Posted on June 04, 2015 at 22:03Hello,Maybe a silly question but I have the latest CubeMX (4.8.0) and STM32F4 (1.6.0). I am able to see the STemWin directories and code under the CubeMX repository but I cannot find any way to generate a project incl...

abrous3d by Associate II
  • 710 Views
  • 1 replies
  • 0 kudos

STM32F469 - Error in datasheet?

Posted on June 04, 2015 at 16:21Hello On page 18 of the http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00118914.pdfof the F469 MCU it is witten this about the DSI interface speed:Maximum speed per lane: 500Mbps...

Tantalum by Associate II
  • 619 Views
  • 2 replies
  • 0 kudos

STM32F437 DCMI

Posted on May 07, 2015 at 17:43Hi ---I'm adapting working code from the STM32F407 Discovery platform to a custom board using the STM32F437. The process has been going well but I am having a problem with the DCMI. The control (I2C) channel works fine...

cmoses by Associate
  • 625 Views
  • 2 replies
  • 0 kudos

SCCB emulation by I2C communication problem

Posted on May 13, 2015 at 01:17Hi,I have an application where I configure a OV7670 camera by SCCB bus (Omnivision thing) emulated by I2C...I used this sucessfully for couple of months but yesterday I disassembled the PCB that I have made for that ap...

32F429IDISCOVERY turn off LCD backlight

Posted on April 13, 2015 at 23:40Hi,Is it possible to turn off the backlight of the 32F429IDISCOVERY LCD? I did not realized it until I started dealing with power consumption... I switch MCU to standby mode which is great but LCD is still shining un...

Modal dialogs and pen up messages

Posted on April 13, 2015 at 23:39 I have a popup dialog that I load for some text entry. If I make it modal, the dialog procedure no longer gets 'pen up' events. If it is not modal, the user can interact with other things on the screen behind th...

hbarta2 by Associate III
  • 419 Views
  • 0 replies
  • 0 kudos

STemWin GUI Builder buglet

Posted on April 13, 2015 at 21:36 If a dialog is created rooted on a FrameWin, the name of the widget takes the Name attribute of the Frame Win including any embedded spaces. This results in code that looks like: /********************...

hbarta2 by Associate III
  • 380 Views
  • 0 replies
  • 0 kudos