横润科技《MATLAB的S-Function编写指导》.pdf

zhang3858

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S-FUNCTION 概述 ....................................................................................................................................1

什么是 S-F UNCTION ................................................................................................................................2
在模型中使用 S-F UNCTION ....................................................................................................................3

向 S-Function 传递参数 .....................................................................................................................3
何时使用 S-Function ..........................................................................................................................4
S-F UNCTION 的工作原理 ........................................................................................................................5
Simulink 块的数学关系 ......................................................................................................................5
仿真过程 ..............................................................................................................................................5
S-Function 回调程序 ..........................................................................................................................6
S-F UNCTION 的实现 ................................................................................................................................8

M- 文件的 S-Function .........................................................................................................................8
MEX 文件的 S-function .....................................................................................................................8
MEX 文件与 M- 文件的 S-function 比较 ...........................................................................................9
S-F UNCTION 的概念 ..............................................................................................................................10
直接馈通 ............................................................................................................................................10
动态维矩阵 ........................................................................................................................................10
设置采样时间和偏移量 .....................................................................................................................11
S-F UNCTION 范例 ..................................................................................................................................14

M 文件 S-function 范例 ....................................................................................................................15
C S-Function 范例 ............................................................................................................................16
Fortran S-Function 范例 ..................................................................................................................18
C++ S-Function 范例 .......................................................................................................................18
Ada S-Function 范例 .......................................................................................................................18

编写 M S-FUNCTION ..............................................................................................................................19

概述 ........................................................................................................................................................20

S-Function 参数 ................................................................................................................................20
S-Function 的输出 ............................................................................................................................20
定义 S-F UNCTION 块特性 .....................................................................................................................22
处理 S-F UNCTION 参数 .........................................................................................................................22
M 文件的 S-F UNCTION 范例 .................................................................................................................23

范例 1 ——简单的 M 文件 S-Function ...........................................................................................23
范例 2 ——连续状态 S-Function ....................................................................................................25
范例 3 ——离散状态 S-Function ....................................................................................................27
范例 4 ——混合系统 S-Function ....................................................................................................28
范例 5 ——变步长 S-Function ........................................................................................................31
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使用 C 语言编写 S-FUNCTION .............................................................................................................33

概述 ........................................................................................................................................................34

创建 C MEX S-Function ..................................................................................................................35
自动生成 S-F UNCTION ..........................................................................................................................36
配置生成的 S-Function ....................................................................................................................37
S-Function Builder 如何生成 S-Function ......................................................................................37
设置 include 路径 .............................................................................................................................37
S-F UNCTION B UILDER 的对话窗 ...........................................................................................................39
Initialization 选卡 ..............................................................................................................................39
Data Properties 选卡 .......................................................................................................................40
Libraries 选卡 ....................................................................................................................................42
Outputs 选卡 .....................................................................................................................................43
Continuous Derivatives 选卡 ..........................................................................................................45
Discrete Update 选卡 ......................................................................................................................46
Build Info 选卡 ..................................................................................................................................47
一个基本的 C MEX S-F UNCTION 范例 ...............................................................................................48
定义与包含 ........................................................................................................................................49
回调函数的实现 ................................................................................................................................50
Simulink/Real-Time Workshop 接口 .............................................................................................51
Building Timestwo 范例 ...................................................................................................................51
C S-F UNCTION 模板 ..............................................................................................................................52

S-Function 源文件必需的内容 ........................................................................................................52
SimStruct ...........................................................................................................................................53
编译 C S-Function ............................................................................................................................53
S IMULINK 如何与 C S-F UNCTION 相互作用 ........................................................................................54
进程层面 ............................................................................................................................................54
数据层面 ............................................................................................................................................56
编写回调函数 ........................................................................................................................................59
将 L EVEL 1 C MEX S-F UNCTION 转换到 L EVEL 2 ..............................................................................60

创建 C++ S-FUNCTION ..........................................................................................................................63

创建 ADA S-FUNCTION .........................................................................................................................64

创建 FORTRAN S-FUNCTION ..............................................................................................................65

实现块特性 ................................................................................................................................................67

对话框参数 ............................................................................................................................................68
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可调参数 ............................................................................................................................................68
运行参数 ................................................................................................................................................70
创建运行参数 ....................................................................................................................................70
更新运行参数 ....................................................................................................................................71
创建输入和输出端口 ............................................................................................................................72
创建输入端口 ....................................................................................................................................72
创建输出端口 ....................................................................................................................................73
输入的标量扩展 ................................................................................................................................74
掩码多端口 S-Function ....................................................................................................................75
自定义数据类型 ....................................................................................................................................76
采样时间 ................................................................................................................................................77
基于块的采样时间 ............................................................................................................................77
指定基于端口的采样时间 ................................................................................................................79
基于块与基于端口的混合采样时间 ................................................................................................81
多速率 S-Function 块 .......................................................................................................................82
多速率 S-Function 块的同步 ...........................................................................................................83
工作向量 ................................................................................................................................................84

工作向量与过零检测 ........................................................................................................................85
包括指针工作向量的范例 ................................................................................................................85
内存分配 ............................................................................................................................................86
F UNCTION -C ALL 子系统 ........................................................................................................................87
错误处理 ................................................................................................................................................89
防超程代码 ........................................................................................................................................89
SsSetErrorStatus 的终止条件 ........................................................................................................90
数组边界检查 ....................................................................................................................................90
S-F UNCTION 范例 ..................................................................................................................................91
连续状态的 S-Function 范例 ...........................................................................................................92
离散状态的 S-Function 范例 ...........................................................................................................93
混合系统的 S-Function 范例 ...........................................................................................................93
变步长的 S-Function 范例 ...............................................................................................................94
过零检测的 S-Function 范例 ...........................................................................................................94
时变连续传递函数的 S-Function 范例 ...........................................................................................94

cnyqw

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华英雄

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kkzm

                               
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jcxx01

这个东西很管用。很详尽

sagittar

真的很感谢楼主！这是我在本论坛下载的第一份资料。再次谢谢！

d9153422

thank u~~~~~~~~~

wxwttf

thanks for sharing

superbow

学习一下，谢谢楼主分享