problem cny 70

hi; i have a problem with cny 70 sensor (black and white detector) there is no result !!! what do you propose as solution thanks !!!! :disappointed_relieved: :disappointed_relieved:

Hi, Can you please post a copy of your sketch, using code tags? Can you please post a copy of your circuit, in CAD or a picture of a hand drawn circuit in jpg, png or pdf?

Tom..... :)