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Arduino 7 Segment LED Display and Counter - Tutorial #8 - EDN

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 ...
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Arduino 4-Digit 7-segment LED Display - EDN

Next is the Hookup diagram of the Arduino 4-Digit 7-segment LED Display, ... /* * Arduino 4x7 LED Display * Displays numbers ranging from 0 through 1023 * Test Code displays the value of a sensor ...