for i = 1:length(melody) note_idx = melody(i); freq = notes(note_idx);
% Plot the waveform figure; plot((0:length(audio_signal)-1)/fs, audio_signal); xlabel('Time (seconds)'); ylabel('Amplitude'); title('Generated Musical Piece - Waveform'); grid on; xlim([0, length(audio_signal)/fs]); matlab 7.1
% Musical Piece Generator for MATLAB 7.1 % Creates a simple melodic phrase and plays it clear all; close all; clc; for i = 1:length(melody) note_idx = melody(i); freq
% Append note to audio signal audio_signal = [audio_signal, note_signal, silence]; freq = notes(note_idx)
% Play the sound (MATLAB 7.1 compatible) sound(audio_signal, fs);
% Note frequencies (Hz) - C major scale notes = [261.63, 293.66, 329.63, 349.23, 392.00, 440.00, 493.88, 523.25]; note_names = {'C4', 'D4', 'E4', 'F4', 'G4', 'A4', 'B4', 'C5'};