A Python script that converts single-track MIDI files into C/C++ arrays (melody_data.h) to play music via the Tone() function on Arduino Uno and ESP32.
Devices and components
Arduino Uno Rev3
40 colorful male-female connection wires
40 colorful male-male connection wires
Breadboard (regular)
Resistance 220 ohms
Materials and tools
ESP32 development board
Software and tools
MIDI Array Converter to C
Arduino IDE
python
Project description
MIDI TO ARDUINO CONVERTER
melody_data.h
tone()
1. How to use the converter (app.py)
mido
pip install mido
my_new_song.mid
app.py
app.py
MIDI_FILENAME
# Example Change:
MIDI_FILENAME = "my_new_song.mid"
python app.py
MIDI_Tune_Player
MIDI_Tune_Player/melody_data.h
2. Circuit configuration for buzzer reading
Arduino Uno or ESP32 development board
Passive piezoelectric buzzer
Connecting wires
Current limiting resistor (≈220Ω recommended)
tone()
PROGMEM
tone()
Author and contributor
MIDI to Arduino Converter
Note: Content and images are from: https://projecthub.arduino.cc/, with some modifications.
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