This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...

I happen to have my arduino near ... motion leaving bit 7 as the center segment. Of course when I flipped the display around I quickly noticed that I had actually wired it counter clockwise ...

It’s no secret that seven-segment ... behind the display’s footprint, so he chose an ATtiny85 to control it. After mounting the mcu on a small piece of perfboard, he burned the Arduino ...