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Matlab中,用c或m語言編寫s函數.rar Matlab中,用c或m語言編寫s函數.rar 有具體例子 非常適合新手

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代碼片段和文件信息

/*??File????:?sfun_counter_cpp.cpp
?*??Abstract:
?*
?*??????Example?of?an?C++?S-function?which?stores?an?C++?object?in
?*??????the?pointers?vector?PWork.
?*
?*??Copyright?1990-2005?The?MathWorks?Inc.
?*??$Revision:?1.4.4.5?$
?*/

#include?

#ifdef?__cplusplus
extern?“C“?{?//?use?the?C?fcn-call?standard?for?all?functions??
#endif???????//?defined?within?this?scope?????????????????????

#define?S_FUNCTION_LEVEL?2
#define?S_FUNCTION_NAME??gplCnComm

/*
?*?Need?to?include?simstruc.h?for?the?definition?of?the?SimStruct?and
?*?its?associated?macro?definitions.
?*/
//need?to?put?“.h“?files?into?folder:?\simulink\include
#include?“simstruc.h“
#include?“CnComm.h“

#include?

#define?BAUDRATE?9600
#define?SAMPLETIME?0.15

//global?vars:
CnComm?com_simulink;//默認:啟動監視線程,重疊IO(異步模式)
double??num?=?3.0;
char?str[]?=?“Hello?how?are?you!\n“;


#define?IS_PARAM_DOUBLE(pVal)?(mxIsNumeric(pVal)?&&?!mxIsLogical(pVal)?&&\
!mxIsEmpty(pVal)?&&?!mxIsSparse(pVal)?&&?!mxIsComplex(pVal)?&&?mxIsDouble(pVal))

/*====================*
?*?S-function?methods?*
?*====================*/

#define?MDL_CHECK_PARAMETERS
#if?defined(MDL_CHECK_PARAMETERS)??&&?defined(MATLAB_MEX_FILE)
/*
?*?Check?to?make?sure?that?each?parameter?is?1-d?and?positive
?*/
static?void?mdlCheckParameters(SimStruct?*S)
{

????const?mxArray?*pVal0?=?ssGetSFcnParam(S0);

????if?(?!IS_PARAM_DOUBLE(pVal0))?{
????????ssSetErrorStatus(S?“Parameter?to?S-function?must?be?a?double?scalar“);
????????return;
????}?
}
#endif


/*?Function:?mdlInitializeSizes?===============================================
?*?Abstract:
?*????The?sizes?information?is?used?by?Simulink?to?determine?the?S-function
?*????block‘s?characteristics?(number?of?inputs?outputs?states?etc.).
?*/
static?void?mdlInitializeSizes(SimStruct?*S)
{
????/*?See?sfuntmpl.doc?for?more?details?on?the?macros?below?*/

????ssSetNumSFcnParams(S?1);??/*?Number?of?expected?parameters?*/
#if?defined(MATLAB_MEX_FILE)
????if?(ssGetNumSFcnParams(S)?==?ssGetSFcnParamsCount(S))?{
????????mdlCheckParameters(S);
????????if?(ssGetErrorStatus(S)?!=?NULL)?{
????????????return;
????????}
????}?else?{
????????return;?/*?Parameter?mismatch?will?be?reported?by?Simulink?*/
????}
#endif
????ssSetSFcnParamTunable(S?0?0);

????ssSetNumContStates(S?0);
????ssSetNumDiscStates(S?0);

????if?(!ssSetNumInputPorts(S?0))?return;
????
????if?(!ssSetNumOutputPorts(S?1))?return;
????ssSetOutputPortWidth(S?0?1);

????ssSetNumSampleTimes(S?1);//only?one?sample?timer
????ssSetNumRWork(S?0);
????ssSetNumIWork(S?0);
????ssSetNumPWork(S?1);?//?reserve?element?in?the?pointers?vector
????ssSetNumModes(S?0);?//?to?store?a?C++?object
????ssSetNumNonsampledZCs(S?0);

????ssSetOptions(S?0);
}



/*?Function:?mdlInitializeSampleTimes?=========================================
?*?Abstract:
?*????This?function?is?used?to?specify?the?sample?time(s)?for?your
?*????S-fu

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????691??2009-07-09?18:17??S?Function-c語言編寫s函數模板\C?MEX?S-function的一般格式.txt

?????文件?????516278??2009-07-09?12:22??S?Function-c語言編寫s函數模板\sfundemos命令.bmp

?????文件???????7047??2002-04-11?08:18??S?Function-c語言編寫s函數模板\sfuntmpl_basic.c-這是matlab提供的c?mex?s函數模板.txt

?????文件????1008086??2009-07-09?18:10??S?Function-c語言編寫s函數模板\例1:輸出是輸入的兩倍\model?and?result.bmp

?????文件???????4045??2009-07-09?14:03??S?Function-c語言編寫s函數模板\例1:輸出是輸入的兩倍\timestwo.c-系統自帶示例函數.txt

?????文件????1539966??2009-07-09?14:07??S?Function-c語言編寫s函數模板\例1:輸出是輸入的兩倍\編譯timestwo.c.bmp

?????文件???????4833??2009-07-09?17:21??S?Function-c語言編寫s函數模板\例2:離散系統\dsfunc.c-系統自帶,離散demo.txt

?????文件?????496182??2009-07-09?17:08??S?Function-c語言編寫s函數模板\例2:離散系統\model.bmp

?????文件??????57203??2009-07-26?09:52??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\CnComm.h

?????文件???????6677??2009-07-28?09:01??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\gplCnComm.cpp

?????文件??????16874??2009-07-28?09:01??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\gpl_com_test_cncomm.mdl

?????文件?????989398??2009-07-28?09:03??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\matlab界面.bmp

?????文件????????265??2009-07-26?10:44??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\頭文件路徑及編譯方法.txt

?????文件?????963742??2009-07-28?09:02??S?Function-c語言編寫s函數模板\基于C++的S函數編寫-第一個程序\接收界面.bmp

?????文件???????2874??2009-07-09?12:11??S?Function-使用m文件創建S函數\sfuntmpl-用m語言寫s函數的模板.txt

????..A.SH.??????6656??2009-07-09?09:38??S?Function-使用m文件創建S函數\Thumbs.db

?????文件????1758294??2009-07-08?21:14??S?Function-使用m文件創建S函數\例1:使用matlab自帶的s函數.bmp

?????文件????????758??2009-07-09?12:14??S?Function-使用m文件創建S函數\例2:使用s函數實現增益,使得y=3u\gong_compute_gain.txt

?????文件????1240854??2009-07-08?21:35??S?Function-使用m文件創建S函數\例2:使用s函數實現增益,使得y=3u\model.bmp

????..A.SH.??????8192??2009-07-09?12:14??S?Function-使用m文件創建S函數\例2:使用s函數實現增益,使得y=3u\Thumbs.db

?????文件???????1248??2009-07-08?22:20??S?Function-使用m文件創建S函數\例3:使用s函數對單擺系統進行仿真\gong_single_pendulum.txt

?????文件??????15960??2009-07-08?22:23??S?Function-使用m文件創建S函數\例3:使用s函數對單擺系統進行仿真\mys.mdl

?????文件?????448490??2009-07-08?23:26??S?Function-使用m文件創建S函數\例3:使用s函數對單擺系統進行仿真\例3:使用s函數對單擺系統進行仿真.pdf

?????文件???????1017??2009-07-09?12:12??S?Function-使用m文件創建S函數\例4:連續系統\gong_continuous_sys.txt

?????文件??????17361??2009-07-09?08:49??S?Function-使用m文件創建S函數\例4:連續系統\mys.mdl

?????文件?????302000??2009-07-09?08:50??S?Function-使用m文件創建S函數\例4:連續系統\使用s函數設計連續系統模塊.pdf

?????文件???????2660??2009-07-09?09:31??S?Function-使用m文件創建S函數\例5:離散系統\dsfunc-是matlab系統的離散s函數模板.txt

?????文件???????1041??2009-07-09?12:13??S?Function-使用m文件創建S函數\例5:離散系統\gong_discrete_sys.txt

?????文件??????17399??2009-07-09?09:00??S?Function-使用m文件創建S函數\例5:離散系統\mys.mdl

?????文件?????229784??2009-07-09?09:15??S?Function-使用m文件創建S函數\例5:離散系統\使用s函數設計離散系統模塊.pdf

............此處省略12個文件信息

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