Posted in Arduino Hacks, classic hacks Tagged piezo speaker, spectrum analyzer, tones, traffic light ← Workbench Fume Extractor Sucks, But Has A Charming Personality ...

After some searching, I ended up using a microcontroller and a piece of code borrowed from the web that I tweaked and adapted. The microcontroller-based concept was chosen because I wanted to scale ...

Continue reading “Arduino Traffic Light Sings The Song Of Its People”→ Posted in Arduino Hacks, classic hacks Tagged piezo speaker, spectrum analyzer, tones, traffic light ...