
B13: LED Display Down Counter with Alarm using Arduino
In this code the LED display shows counting from 9 – 0. When 0 appears on the display it produces buzzer sound. The pin configuration of LED display and connection diagram is given below.

In this code the LED display shows counting from 9 – 0. When 0 appears on the display it produces buzzer sound. The pin configuration of LED display and connection diagram is given below.

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There is no excerpt because this is a protected post.

There is no excerpt because this is a protected post.