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STM32H7B3LIH6Q with TouchGFX Screen done problem in Touch control on TFT.

vijayajangam
Associate III

 

 

Hello ST Community,

I am working on STM32H7B3LIH6Q with TouchGFX.

I have successfully initialized the TFT RGB display on hardware, and the RGB test output is working properly. I created two screens in TouchGFX Designer, where pressing a touch button on Screen 1 should open Screen 2.

This works correctly in the PC simulator, but on actual hardware the touch command/button press is not working. The display is visible, but touch input is not detected.

I have attached the hardware output image and my touch enable/source code for reference.

Could anyone please suggest what I should check in the hardware touch interface? Is the issue likely related to , BSP touch driver, I2C touch controller initialization, or touch coordinate mapping?

Thank you,

Vijaya.

 

vijayajangam_0-1779192033715.jpeg

 

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