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Digital Rain Animation(A.K.A Matrix Effect) for ESP32 Displays

Matrix Prism

Bring the iconic Matrix-style digital rain animation to life on your ESP32-powered display! This library supports popular graphics drivers like TFT_eSPI, LovyanGFX, and Arduino_GFX (Adafruit GFX), making it easy to integrate with a wide range of displays.

Demo Videos

Click the thumbnails below to see the animation in action:

v2.0 demo

video preview

TTGO demo

Features

  • Matrix-style rain effect on various displays
  • Supports:
    • TFT_eSPI
    • LovyanGFX
    • Arduino_GFX (Adafruit GFX)
  • Customizable:
    • Text and background colors
    • Character size
    • Falling speed and effect intensity
  • Random key generation with color-switching animation
  • Minimal resource usage for smooth rendering

Installation

From Arduino Library Manager

  1. Open Arduino IDE
  2. Go to Sketch → Include Library → Manage Libraries…
  3. Search for Digital Rain Animation
  4. Click Install

Manual Installation

git clone https://github.com/0015/TP_Arduino_DigitalRain_Anim.git

Update Log

  • v2.0.2

    • Fixed bug where one more line would be displayed

  • v2.0.1

    • Added support for TFT_eSPI, LovyanGFX, Arduino_GFX
    • Example added for Japanese characters

  • v1.2.1

    • Added color customization:
      • Background
      • Text
      • Header character

  • v1.1.x

    • Added random key generator
    • Red animation mode when key is active
    • Examples added for key features

License

This project is licensed under the MIT License. See the LICENSE file for more information.