Digital Chiptune Synthesizer
Curtis Manacsa & Abbas Baldiwala
Embedded Files
Description
Description
A 20-key stylophone/piano interface that can mix and play retro chiptune waves and sounds on a speaker. Go retro!
Features
Features
20-keys to select the pitch of the wave with a stylus.
An array of linear potentiometers for customization of:
Octave of pitch.
The balance and mix of the two chiptune waveforms.
The duration of note decay.
Mini LCD for wave characteristics
Logarithmic potentiometer to adjust the volume of the 8-ohm speaker.
Block Diagram
Block Diagram
BOM
BOM
Schematic
Schematic
Layout
Layout
Base Chiptune Signals
Base Chiptune Signals
Sine
Sine
A pure frequency, like a flute.
Triangle
Triangle
Similar to sine, but better for bass.
Square
Square
A bright, but harsh tone.
Sawtooth
Sawtooth
An energetic, buzzy sound
Mixed Waves
Mixed Waves
Sine + Square
Sine + Square
Sine + Triangle
Sine + Triangle
Sine + Sawtooth
Sine + Sawtooth
Square + Triangle
Square + Triangle
Square + Sawtooth
Square + Sawtooth
Triangle + Sawtooth
Triangle + Sawtooth
Future Work
Future Work
Frequency modulation.
Amplitude modulation.
Rise, attack, and sustain duration.
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