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Johnny-Five 驱动 LED 点阵屏（Led.Matrix）实战：从 MAX7219 到 HT16K33 的完整 ...

本指南以 Johnny-Five 官方示例 docs/led-matrix.md为核心，系统讲解如何使用 five.Led.Matrix 在 Arduino 上驱动 8×8 LED 点阵屏：从 MAX7219 芯片的 SPI 接线、心形图案与滚动文字绘制，到基于 I2C 的 HT16K33 控制器，再到双屏级联与 REPL 交互调试。读完本文，你将掌握二进制点阵 ...
GitHub

LED Vault

A WiFi-controlled light effects dashboard for the Arduino UNO R4 WiFi: 50 preset animations and a live effect builder for a NeoPixel ring, a second set of effects for the board's onboard 12x8 LED ...