One home for HAZI TECH YouTube project resources. Find Arduino and ESP32 code, wiring diagrams, project notes, parts information and downloadable files without searching through old video descriptions.
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Arduino Nano + WS2812B stereo VU meter with pattern, colour, brightness and audio-sensitivity controls, plus support for a Bluetooth audio upgrade.
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32-band audio spectrum analyzer using an Arduino Nano and MAX7219 4× LED dot-matrix panel, with four display patterns and EEPROM power-off memory.
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Part 3 of the compact pixel LED controller build series using an ATtiny85 and addressable WS2812B LEDs.
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A Wi‑Fi controlled pixel-lighting project for smart Christmas and decorative lighting, with mobile-app colour and pattern control.
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ATtiny85-based RC truck police/VIP LED flasher with 9 selectable patterns, push-button control, auto-pattern mode and saved pattern memory.
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Part 2 of the Arduino RC Tesla Cybertruck build, covering chassis construction, front steering, rear suspension and final body/chassis assembly.
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An ATtiny85 8-channel LED chaser that expands the available outputs without shift registers, with six editable and reorderable lighting patterns.
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ESP32-based 14-channel Knight Rider LED chaser with a fading tail, seven selectable patterns, speed control and free project code.
