Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push button increment of the counter from 0 to 9. The whole circuit can ...

The finished circuit can display numbers ranging from 0 through 1023, in connection with a 10K preset pot attached to the analog input A0 of the Arduino board. This 4 -digit 7-segment display section ...

Open the serial monitor in the Arduino IDE. Type a number between 0 and 9999 in the serial monitor and press enter. The seven segment display will display the corresponding number. Alternatively, you ...

void loop() { // Display time using segments } (👉 Full code will be available in this repo under code/digital_clock.ino) Step 6: Power It Up Plug in your 3.7V Li-ion battery. Enjoy your fully ...