saturation.m

student s experiment majored in automation

%saturation function
%==================
% function x=saturation(u,s);
% if u<=-s
%     x=-s;
% elseif (u>-s)&(u<s)
%     x=u;
% % elseif u>s
% else
%     x=s;
% end
%==========================
function x=saturation(u,s);
if u<=-s
    x=-s;
elseif u>=s
    x=s;
% elseif u>s
else
    x=u;
end