About AKG

AKG · 2021-09-10

I am trying to use the external QSPI flash to store some contents while touchgfx is running.I believe the correct procedure to do is:Suspend touchgfx task.Disable interrupts(LTDC and DMA2D)switch QSPI to indirect modeperform write to QSPI switch QSPI...

AKG · 2021-01-26

Hi,I am trying to activate DMA2D in my display. We are using an STM32F7 processor. I have few questions regarding this.Current situation:As soon I activated the DMA2D, I started observing glitters in text rendering. I thought it has something to do w...

AKG · 2021-09-13

@Xzhiy.1 : thanks for your hint.I tried to override taskEntry() function and the device doesn't run anymore. Looks like there is something more taskEntry() function is doing.Are you sure the taskEntry() function does only this much ?@Martin KJELDSEN...

AKG · 2021-07-15

@vtunr : option 1 it is for us.But I do not understand when you say MPU is disabled ? Does it mean you don't use external SDRAM and QSPI ?I see in one of your answers above that you use QSPI and external RAM. so may be you can try to check its con...

AKG · 2021-07-15

Hi @vtunr : The example just shows how to correctly initialize the SDRAM and QSPI.if you are using external SDRAM and QSPI then that should be applicable to you as well.

AKG · 2021-07-15

Hi @Martin KJELDSEN :We were able to finally solve the problem with UI getting stuck. After further analysis we were able to find out that, when this issue is observed, the DMA2D remained in locked state and transfer status as busy forever. As such ...

AKG · 2021-07-09

Hi @Romain DIELEMAN ,The texts.xlsx file has no problems or errors.I had to spend some time to analyze the issue but I was able to fix it. Here is the description:In Touchgfx version 4.16, the Touchgfx tool allowed to change the language name after ...

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Suspending and resuming touchgfx task.

Problem when DMA2D is activated.

Re: Suspending and resuming touchgfx task.

Re: UI stuck in takeFrameBufferSemaphore

Re: UI stuck in takeFrameBufferSemaphore

Re: UI stuck in takeFrameBufferSemaphore

Re: Update from 4.16.0 to 4.17.0 not possible