function l_sdl (path)
    data = csvread(path);
    en_axis = 0;
    x_min = 60;
    x_max = 58000;
    x_max = length(data(:,5) - 1);
    figure(1, 'name', path);
    subplot(2, 1, 1), plot(data(:,5), data(:,1));
    ydata = data(:,1);
    length(unique(data(:,1)))
    y_min = min(ydata(x_min:length(ydata)));
    y_max = max(ydata(x_min:length(ydata)));
    if (en_axis) axis([x_min x_max y_min y_max]); end
    title ("Recorded speed against audio update");
    xlabel ("Audio update #");
    ylabel ("Speed");
    subplot(2, 1, 2), plot(data(:,4), data(:,2) - (data(:,3) / 4));
    ydata = data(:,3) - (data(:,4) / 2);
    y_min = min(ydata(x_min:length(ydata)));
    y_max = max(ydata(x_min:length(ydata)));
    if (en_axis) axis([x_min x_max]); end
    title ("Incoming minus outgoing samples");
    xlabel ("Audio update #");
    ylabel ("n");
    ydata = data(:,2) / 2;
    y_min = min(ydata(x_min:length(ydata)));
    y_max = max(ydata(x_min:length(ydata)));
    if (en_axis) axis([x_min x_max 0 y_max]); end
    grid
endfunction