Making Custom Patterns on RGB LED Strip

Lesson Details
How to program individual LEDs in an RGB LED strip to make custom patterns?

Activities:

  • Creating a script to glow all the LEDs to different colors.
  • Creating a script to simulate the traffic signal rules using 3 LEDs.
Classroom Bundle Used: STEM Classroom Bundle, STEM Mini Classroom Bundle
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Lesson Overview

The students will learn the following things:

  • Blocks to control the individual color of the RGB LED strip.
  • Activity 1: Controlling individual LEDs.
  • Activity 2: Making a custom pattern.

Material Required

1 set of the following material per group of 3-5 students:

Lesson Outline

Revision of last session - 10 minutes
  • What is the RGB LED strip?
  • Digital RGB LED strip.
Circuitry - 5 minutes
  • Connect RGB LED strip to evive
Blocks - 10 minutes

PictoBlox Lighting Extension blocks to control the individual RGB LED:

  • Initialise RGB strip () with () LED pixels on pin () block
  • Set RGB strip () LED pixel () color () block
  • Show RGB strip ()
Activity 1 - 15 minutes
  • Make a script to give a different color each LED.
Activity 2 - 20 minutes
  • Make a pattern where LEDs will glow one by one from 1 to 10. So, for 1 second first LED will glow, then it will be white and the second LED will glow the color for another 1 second. This will go till the last LED and then repeat.

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