(Example 2-1) Controlling LED in Custom Shapes - Basic

With the blocks shown above, you can easily control the LEDs at specific positions.

Example Code

(Example) Turn on LEDs in a Heart Shape with R: 250, G: 150, B: 150

Heart-shaped LED Number

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🔔 Block Explanation

1. [Set to LED ( ) Shape] Block

• This block assigns colors to specific LED positions.

💡 How to Use the Block

✅ (1) Modifying the LED Layout

• Click on the black squares to adjust the LED pattern.

• Three options are available:

  • [COLOR] → Set a color for specific LEDs.

  • [ERASE] → Remove colors from selected LEDs.

  • [CLEAR] → Reset all LEDs.

✅ (2) Selecting a Color Click the [COLOR] button to choose a color.

There are three ways to define colors:

1️⃣ Using Sliders:

• Adjust the R, G, B sliders to set the desired color.

2️⃣ Directly Entering R, G, B Values:

• Input numerical R, G, B values (0-255) for precise color selection.

3️⃣ Using Predefined Colors:

• Click one of the five preset colors below to apply it instantly.

• Predefined colors can be modified using sliders or manual R, G, B inputs.

(3) Assigning the Color to LEDs

• Once the color is set, click the desired LED positions to apply the color.