7_1 Screen Print a Rising Variable

Screen Print a Rising Variable

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 Screen 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 Screen Add-On yet, visit Chapter 0 to watch a video showing you how to do that.

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Monitor Upload Your Code!

// Show the value of a variable on the screen as it rises #include "CLMiniScreen.h" //A code library enables new functions to be used with the screen CLMiniScreen lcd; //the library name is followed by the 'name' you give the LCD screen. Here it is 'lcd' int counter = 0; //Create a variable named counter, that is an integer (whole number) and has a starting value of 0 void setup(){ lcd.begin(); //.begin() 'sets up' the screen } void loop(){ lcd.print(counter); //print the value of the variable on the screen delay(1000); //pause the program for 1 second with the value showing lcd.setCursor(0,0); //set the cursor position to the top-left of the screen counter++; //increase the variable value by 1 } // (c) 2023 Let's Start Coding. License: www.letsstartcoding.com/bsdlicense

 

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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!