4_10 Light Sensor Theremin

Light Sensor Theremin

Code

The code in the editor below is ready to run! Plug Code Lab Mini in to your computer's USB port, make sure that your Code Lab Mini Sensor Trio Add-On (sold separately) is attached, 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.

If you haven't set up your Code Lab Mini Sensor Trio Add-On yet, visit Chapter 0 to watch a video showing you how to do that.

Restore 12 14 18 24 30

Monitor Upload Your Code!

/* Use the light sensor reading to determine what tone plays on the speaker You may need a flashlight to make this program work if you're in a dim room */ void setup() { pinMode(A2,INPUT); //light sensor pinMode(2,OUTPUT); //speaker } void loop() { tone(2,analogRead(A2)); //Use the light sensor reading (0-1023) as the hertz value for the speaker tone } // (c) 2023 Let's Start Coding. License: www.letsstartcoding.com/bsdlicense

 

It looks like your computer isn't set up to code yet. Setup My Computer

Success!

Compile errors:

Serial port monitor: Input: Send Close

 

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!

Challenges

Coming Soon!