Hello to everyone! I have this display:
and I have Arduino Nano ATmega 328 (old bootloader). I couldn't understand how to connect and use it. Can someone help me, pleeease?
Hello, do yourself a favour and please read How to get the best out of this forum and post accordingly (including code tags and necessary documentation for your ask).
➜ I've moved your post in a more suitable category
this is a dual seven segment display there are countless tutorials on line
let me google that for you ➜ https://www.instructables.com/2-Digit-Seven-Segment-Display/
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Thank you very much! I'll try to read the guide.
About categories, I'm a bit confused in them, but I'll try to post new questions in acording topics 
It is a common cathode display.
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