Re: about Tennis For Two on scope

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#21247
dr.wily
Participant

Thank for your help ;)

The range of the paddle don’t change. The ball always goes to the opposite side. I notice when paddle is unpluged, scope displays the ball that changes side continuously, like if the players always pushed the button. But same thing, ball goes in the wrong way. 

I have good voltage on ADC lines from 0 to 5v when I turn the knob. Other thing, at the serve :

at the left side, ball goes on upper left.
at the right side, ball goes to bottom right.

Both paddles share the same vcc and gnd. It’s good ?