i am facing a problem with 7 segments 4 screen; I have attached the GN by 1000 ohm resistor with the (-) side of it.
I wrote a simple code:
I have uploaded a video. Please check it. Once I attach the 4 screens. Error shows up. if only two screen it works. 4 shows error.
Video of the problem: Dropbox - YouCut_20200421_114955313.mp4 - Simplify your life