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Da Vinci Screen Calibration

Hi All,

I just received a Da Vinci module today. I hooked it up to my Certabo board and everything seemed OK. I then downloaded version 4.0 (not the 7.0" version) and burned the new image (I couldn't tell what version was preinstalled?). Upon booting, the touch screen is not working correctly - pressing the various options (calibrate, new game etc. does nothing).  I clicked blindly with a mouse until I reached the desktop. In the desktop it is clear that the pen is not working correctly (for example, pressing in the bottom right corner shows the cursor near the top left of the screen, but pressing in the top-right corner shows the cursor in the top right, but about 1cm out of place). I reverted to rom version 3.0 and also tried 4.5 from the forum. In all of these I have the same problem. I also tried installing and running x-input-callibrator. After callibrating the screen and rebooting, the problems still persist.

Does anyone have any ideas as to how to resolve this?

Thanks and best regards, John.

 

 

Hi All,

After lots of googling and fiddling about with config files I finally found the right fix: setting 'swapxy=0' in /boot/config,txt. Not sure how it got messed up, but all seems fine now.

John.

Hi John

Thanks for reply, leaving here the link to latest DaVinci release for everybody convenience.

https://www.certabo.com/wp-content/uploads/SOFTWARE/DaVinci_4.5_4.0_Extreme_Mar_23.zip which is coming with the latest units. In this release there are two vesrions the 4.52 with Elia modifications and the previous one the 4.0.

All the best

Pietro