Now lets see the schematic and how I’ve connected the 8 leds + resistors and 1 button + pull-up resistor to the Arduino Board (this was the easy part). In the first picture you have the schematic as ...

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 ...

The 486 that [someyob] is restoring had the Turbo button, but sadly there was ... [someyob] has provided the Arduino source code and schematics showing how the microcontroller was shoehorned ...