nmac wrote: That puzzle means the camera can't download the image correctly, USB problems.It happened to me too and it's common with these cameras (USB2 Versions).

Yop...sadly, it happens to me.... Grrrr

nmac wrote: First, no hubs in the middle, they just don't work with the majority of hubs. Directly connected to RPi. Second flash the compatible firmware of the ASI120MM.
Third, USB bandwidth at 40.
Thanks! One more step, make sure it's on 8 bit mode.

Ok, I confirm :
No hub and nothing else. I'm testing the camera on RPi3B+ alone by day (right now).
Bandwidth is on 40, Depth on 8bit.

And it doesn't work.

I allready flash the firmware but how can I be sure that it is the good one ?
I tried many parameters : restrict to 640x480, in strealming AND picture controls. I move bandwidht too but go back to 40 and even tried 16bit mode

Here is cpature of my ekos sreen with the puzzle...I have an average of 1/4 4 images like this.

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