Program Advertising Billboard

What is the purpose of the Advertising Billboard program for Arduino?

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What does the "loop()" function in Arduino do?

• Initializes variables

• Configures settings

• Contains main code executed repeatedly

• Turns off the Arduino board

Why is the delay(500) used in the setup() function?

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• To turn off the LED matrix

• To create a blinking effect

• To configure the Arduino board

• To introduce a pause between matrix configurations

Which component is like a tiny computer that can be programmed to control electronic components?

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How does the program control the LED matrix display brightness during initialization?

• Using a delay function

• lc.setIntensity(i,8);

• lc.clearAll();

• lc.shutdown(i,false);

What is the role of the 8x8 Dot Matrix in the project?

• Creating patterns for the Arduino board

• Displaying messages dynamically

• Connecting electronic components

• Configuring settings in the loop()

How many LED matrices are attached in this project according to NBR_MTX?

• 8

• 1

• 3

• 12

What does lc.clearAll() do in the loop() function?

• Turns off the Arduino board

• Clears all displays controlled by LedControl

• Sets the intensity of LEDs to 8

• Initializes variables for the loop()

In the setup() function, why is a for loop used?

• To create a blinking effect

• To initialize variables

• To configure LED matrices

• To play music

Find the example for the billboard display example in the given images

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