Press a Button to Light Buzz's Enitre Wingspan

Code

The code in the editor below is ready to run! Plug Buzz in to your computer's USB port with the cable and hit 'Upload Your Code!' to see what it does. Change something in the code, like a delay or pin number. Try to add something new to the program - it's yours to tinker with! You can always press the 'Restore' button to return the code to the working example.


/* Press a button to turn on all of the LED pixels of Buzz's wings */ #include "LEDStrip.h" //The LEDStrip.h library gives your code access to special functions exclusive to the LED pixels LEDStrip wings = LEDStrip(16, A4, A5); //Set up the strip by defining how many pixels (16) and how the pixels are connected to Buzz (always A4 and A5) void setup() { pinMode(12,INPUT_PULLUP); //Set your button as INPUT PULLUP } void loop() { if(digitalRead(12)==LOW){ //if button 12 is pressed... wings.setPixel(wings.All, 200); //set all of the pixels to your color of choice (0-299) wings.draw(); //Send the setPixel values to the wings } else{ //otherwise (if button 12 is not pressed)... wings.clear(); //clear the LED pixels wings.draw(); //send the .clear() function with the .draw function } } // (c) 2023 Let's Start Coding. License: www.letsstartcoding.com/bsdlicense
 

Walkthrough Video

Watch the video for a line-by-line explanation of how the example program works. Then you'll be ready to make some changes of your own!

Buzz’s LED Pixel Color Spectrum

Use this spectrum to estimate the color values you'll need for your 'setPixel' arguments to achieve your favorite color!

Challenges

Can you complete the challenges? Change the code in your code editor above. Upload your code to see the effect when you're finished. Complete a challenge? Check it off the list!

Concepts

These are the new code concepts covered in this example program. To become a great coder, read through these concepts to learn new vocabulary.

Quiz

If you're having trouble, try to run an experimental program or look at the example code to help you find the answer.

1. Which syntax ends the entire 'void loop' function?




2. Which syntax ends a single code command?