#define redLEDpin 3 //digital pin connecting to the RED LED #define greenLEDpin 4 //digital pin connecting to the GREEN LED #define photocellPin 0 //analog pin connecting to the analog 0 sensor ...
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 ...
to increase a counter value and display it on a 16x2 LCD using an I2C module. Each time the button is pressed, the counter increases by 1 and the updated value appears on the LCD screen.
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