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Questions tagged [touchgfx]

19 questions
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How to show a specific part of a taken data with touchgfx?

I'm trying to print a comma-separated portion of data from a sensor with stm32 using touchgfx. I'm confused as I'm new to touchgfx. I will be glad if you help.
Btysz
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TouchGFX gui automated testing

Checking for feasibility of automated UI testing for TouchGFX. Is there a library that helps in identifying the application window handle and use it to choose UI elements and drive the operations in each window?
Archie
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Accessing a protected member in a static method

I have a circle of varying width. I created a subclass that was inherited by Screen1ViewBase class, to access "circlewidth" in WidthChange.cpp. I could access the "circlewidth". But I couldn't call Change function in Screen1View.cpp, cause it wasn't…
ezgi
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Cyrillic and hebrew language on Touch gfx for STm32 microcontrollers

Hi I am working in an embedded application for microcontrollers for showing data on a display. The microcontroller is STM32 and the graphic tool I am using is called touch gfx. I want to show some texts in cyrillic and hebrew language. When i write…
enomis
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TouchGFX for STM32H745XI

my project requires me to use STM32H745, and i also need to use the touch screen panel as there is a need for GUI. I searched for stm32h745 touchgfx, but there are no results for it, some even say that there is no touchgfx support for stm32h745, is…
confusedfresher
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STM32f429 Discovery-TouchGFX- not initialize

I built a new project in STM32-TouchGFX Designer and compiled it on the stm32f429 discovery and It can show an image on LCD. But after config other IO pins and peripherals in stm32cubeMX and compiling it, the LCD can not show anything. especially…
Sajix
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'BLIT_OP_COPY_L8' was not declared in this scope/no declaration matches 'void touchgfx::OSWrappers::taskYield()'

I imported a TouchGFX project (based on an example project) and tried to build it, but got the following errors: TouchGFX/target/STM32H7DMA.cpp:151:42: error: 'BLIT_OP_COPY_L8' was not declared in this scope 151 | …
Andrew1996
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Problems with TouchGFX, STM32F746G-discovery board and custom touchscreen

I encountered a problem while modifiying the STM32F746G-Discovery board. I modified it like this: instead of the 4.3" display, I soldered a 5" display (24 bit RGB--> RGB888, 800x480) to the STM32F7 discovery board modified the LTDC settings to…
Melissa123
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How to add loop and delay in ScreenView page of STM32F429 TOUCHGFX?

When I write the software of the HCSR04 sensor in the "handletickevent" function on the ScreenView page, the screen freezes and does not work. How can I solve this problem? I want to loop the STM32F429's screen and I want it to refresh on the…
ninecastle
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How to initiate customer value for screen in touchGFX

I have build an application using touchGFX and STM32 based on STM32F746 Disco kit. My application have some screens with some value to display on screen. These value can setting and change by user. Every time when these value change I will save them…
Hoàng Anh Nguyen
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How to use TouchGFX framebuffer to mirror x axis only

I have a circular MIPI-DSI display and need to rotate the image by 180 deg. I've read the SW-only implementation post here, but it specifically mentions that this makes memory use highly inefficient, which is not ideal for our battery powered…
Konstantin Dubovenko
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Suggest Possible ROM chips and RAM chip that can be interfaced to STM32F407 for TouchGFX

I have STM32F407 Boards like STM32F407 Disco board (without TFT) and some basic Chinese Boards. I have interfaced my TFT LCD with the board using FSMC interface and done basics like text, graphic shapes and images. So the driver is in place I…
UB_Roy
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TouchGFX with hardware encoder wheel

Trying to implement touchGFX on ARM with the UI controlled from a push-button encoder wheel, often seen in cars. The problem I encounter is that the low-level, encoder wheel part is handled from the main backend application in C. TouchGFX, is in…
Damien
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Accessing a class object from outside

I created a basic project on the TouchGFX Designer and wrote a function in my own cpp file using touchgfx library. I want that when the button is clicked ,the function is called to ScreenView.cpp or ScreenViewBase.cpp from my own cpp file and change…
ezgi
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TouchGFX: How handle instructions on pressed/unpressed button

How can I handle a button in TouchGFX that allows me to switch on a LED when it is pressed, and switch off it when I release the button? The following code works but it switches the LED on/off every time you touch/untouch the screen... void…
lafodolio
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