write a m-file base on the random source in simulink

hi guys, i want to write a noise signal in m-file base in random source(source type is gaussian) in simulink, how to do that

Answer 1

[Azzi Abdelmalek]

You can use this block

[dung]

but i want to write matlab code for this block, cause i want to make a wav file with one channel is gauss noise