fig126.m

realize analysis and design for computer-controlled system

% Generates Fig 12.6 (MVoptimal)
% Computer Controlled Systems (3rd ed)
% Author: B. Wittenmark
% Last edit: 1997-07-10
% Copyright (c) 1996 by K. J. 舠tr鰉, B. Wittenmark and
% Department of Automatic Control, Lund Institute of
% Technology, Lund, Sweden

newplot;
set(gcf,'PaperUnits','centimeters','PaperPosition',[2 2 13 10])
set(gcf,'Units','centimeters','position',get(gcf,'PaperPosition'))

h=1;
blockmv;

lw=0.9;
a1=-1.7;
a2=0.7;
b1=0.9;
b2=1;
c1=-0.7;
c2=0;
s0=1;
s1=-0.7;
r0=1;
r1=1;
clf;
%
[t,x,y]=sim('blockmv',[0, 100]);
subplot(3,1,1);
plot(t,y(:,1),'k','Linew',lw);
axis([0,100,-4,4]);
set(gca,'Fontsize',9,'Fontname','NewCenturySchlbk');
set(gca,'xtick',[0 50 100]);
set(gca,'ytick',[-4 -2 0 2 4]);
ylabel('Output','Fontname','NewCenturySchlbk','Fontsize',9)
drawnow;
%
subplot(3,1,2);
[ts,ys]=stairs(t,y(:,2));
plot(ts,ys,'m','Linew',lw);
axis([0,100,-12 12]);
set(gca,'Fontsize',9,'Fontname','NewCenturySchlbk');
set(gca,'xtick',[0 50 100]);
set(gca,'ytick',[-10 0 10]);
ylabel('Input','Fontname','NewCenturySchlbk','Fontsize',9)
xlabel('Time','Fontname','NewCenturySchlbk','Fontsize',9)
drawnow;
%
ylblalgn