运行包含S函数的simulink 模型，S函数变红色，且diagnostic，如下

Error in S-function'project1_simu/S-Function': S-Function 'chiu_sfcn' does not exist

 

解决方法：

 

You need to compile the s function usingmex.

Then the mex32 output file needs to beon the matlab path.

 

如键入：mex chiu_sfcn， 则解决