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目录
S-FUNCTION 概述.................................................................................................................................... 1
什么是 S-FUNCTION................................................................................................................................ 2
在模型中使用 S-FUNCTION.................................................................................................................... 3
向 S-Function 传递参数..................................................................................................................... 3
何时使用 S-Function.......................................................................................................................... 4
S-FUNCTION 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-FUNCTION 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-FUNCTION 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-FUNCTION 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-FUNCTION 块特性..................................................................................................................... 22
处理 S-FUNCTION 参数......................................................................................................................... 22
M 文件的 S-FUNCTION 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
