jishu.m

基于simulink的现代通信系统仿真。很好的仿真源码！

function [sys,x0,str,ts]=jishu(t,x,u,flag)
switch flag,
case 0,
    [sys,x0,str,ts]=mdlInitializeSizes;
case 3,
    sys=mdlOutputs(t,x,u);
case{1,2,4,9}
    sys=[];
otherwise
    error(['Unhandled flag =',num2str(flag)]);
end
function [sys,x0,str,ts]=mdlInitializeSizes
sizes=simsizes;
sizes.NumContStates=0;
sizes.NumDiscStates=0;
sizes.NumOutputs=4;
sizes.NumInputs=8;
sizes.DirFeedthrough=1;
sizes.NumSampleTimes=1;
sys=simsizes(sizes);
x0=[];
str=[];
ts=[0,0];
function sys=mdlOutputs(t,x,u)
sys=[1*(u(1)==1)+1*(u(2)==1)+1*(u(3)==1)+1*(u(4)==1)+1*(u(5)==1)+1*(u(6)==1)+1*(u(7)==1)+1*(u(8)==1),
     1*(u(1)==3)+1*(u(2)==3)+1*(u(3)==3)+1*(u(4)==3)+1*(u(5)==3)+1*(u(6)==3)+1*(u(7)==3)+1*(u(8)==3),
     1*(u(1)==5)+1*(u(2)==5)+1*(u(3)==5)+1*(u(4)==5)+1*(u(5)==5)+1*(u(6)==5)+1*(u(7)==5)+1*(u(8)==5),
     1*(u(1)==7)+1*(u(2)==7)+1*(u(3)==7)+1*(u(4)==7)+1*(u(5)==7)+1*(u(6)==7)+1*(u(7)==7)+1*(u(8)==7)];
 end