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ATtiny85 – Spectrum Analyzer on RGB Led Matrix 16×20

Continuing with ATtiny85, today I’d like to share how to build a music spectrum analyzer on 16×20 RGB led matrix. The music signal FFT transformation and LED Bit Angle Modulation are all carried out by one DigiSpark ATtiny85. Please watch my video below: Step 1: Things We Need Main components are as follows: 1 x DigiSpark ATtiny85. …

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Open Grow Light

Exactly a year ago (February 2020), James’ wife wanted to expand her plant growing setup in the house. This included a bigger, larger, taller plant growing area AND the need for more lighting. BINGO! The seed for the Idea was planted. After an exhaustive market research, not able to find the product that we had …

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RGB Box Clock

This is a clock and decorative RGB Led Matrix It’s controlled by a Colorduino Shield and NodeMCU v3 Board using i2C communication. With Blynk app you can setup the alarm,change colors and other things. Parts list is: LoLin V3 NodeMcu Lua CH340G ESP8266 Board 6€ Link Colorduino V2.0 + 2088RGB-5 8×8 Matrix 10€ Link Touch Button 1€ Link …

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