The LED segments of the display require current-limiting resistors when powered from a 5 V logic pin. The value of the resistor is typically between 330 and 470 ohms. And, driver transistors are ...

I wired two buttons connecting an Arduino’s pins 7 and 8 to ground, each with a 10K pull-up resistor. This biases the pin values so that MyOpenLab can read a 1 on those input pins when the ...

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is ... Just follow the schematic circuit diagram to make the entire project. Arduino ...