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这是我的程序
7 F; N$ M' k8 S+ K. J' kfunction [sys,x0,str,ts,simStateCompliance] = bangbang(t,x,u,flag)
, Q2 G0 W# }! z2 aswitch flag,
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case 0
$ F. T) U( M; Z0 o8 k3 S3 Y[sys,x0,str,ts,simStateCompliance]=mdlInitializeSizes;& H" m& B- O0 n& G% _
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sys=mdlOutputs(t,x,u);& B% H9 {; Z D5 f+ X$ f0 `8 q3 c
' B: Y* H9 t" O7 y* Ccase { 1, 2, 4, 9 }( q2 _0 V% ^2 S5 d) U8 B: D, p
sys=[];
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( S, s6 t! c6 l' U8 g7 i1 totherwise
B0 \7 N+ m- q4 j5 m7 U2 }. sDAStudio.error('Simulink:blocks:unhandledFlag', num2str(flag));
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end
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* T: X% u9 H4 r5 B% Mfunction [sys,x0,str,ts,simStateCompliance] = mdlInitializeSizes()1 W% f. p% g( Y% G
1 d4 W% `# v* D) W, vsizes = simsizes;7 D! x( |8 z6 r1 ^$ R; K- w
sizes.NumContStates = 0;
, P0 o$ k; Z0 P4 t0 U ?sizes.NumDiscStates = 0;
* g3 U& z9 M1 ]8 h3 N- }- Fsizes.NumOutputs = -1;
1 b I3 z0 [. f5 N1 Q& T, Jsizes.NumInputs = -1;
. y) v1 }# H4 ]. V- q& lsizes.DiRFeedthrough = 1;
) V# o' `' \, f) n% B7 w& D6 v* Bsizes.NumSampleTimes = 1;
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' A0 C/ v2 m) A. M: _0 F+ Fsys = simsizes(sizes);3 E7 y% y, s9 A$ B( z
str = [];9 F' q0 m" J" p @' w* u* t: j& I
x0 = [];
$ N B6 K3 M ]" |5 nts = [-1 0];, h5 s. L. D) U
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simStateCompliance = 'DefaultSimState';. V7 C% j$ y& n" M
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function sys = mdlOutputs(t,x,u)
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if(u>-5*pi/180&&u<5*pi/180). X7 d( ]$ n, n, H( K$ i
sys = 0;
, c; K1 i. Z% f) lelseif(u>5*pi/180&&u<pi/4)
0 C; z7 x8 K* |9 G$ r6 p: Esys = 1;5 ^9 @. [" f. ~2 K; I' q' m$ ]- L
elseif(u<-5*pi/180&&u>-pi/4)2 u5 ?& p8 B" ^+ i
sys = -1;, H$ h) B4 R. j% X) b) |) H4 k
elseif(u<pi&&u>pi/4)
0 d$ _" v R( J9 |sys = 2;
; U' T) Z# ~# E% d3 Welseif(u>-pi&&u<-pi/4)
. H+ T) Z( i3 H0 ~) jsys = -2;
* u. t+ E$ x" Z* belseif(u>pi&&u<2*pi)
2 S W9 x$ `. L/ G3 bsys = 5;9 u5 Z: E, c, c: d
elseif(u<-pi&&u>-2*pi)
" N# M+ [& I! B$ gsys = -5;: u1 M% U* g; e- f7 Z/ z" E
end! X5 u1 L, F/ b8 p+ h4 d
$ ~. Y: M5 l# h8 F单独建立一个模型仿真时是没有问题的 可是一旦将这个模块加入到我已经建立好的模型中去仿真就出现上面的问题
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