So is there a (simple) way to either save my data as ascii text or convert a generated .mat file to ascii text file (CSV or else)?
Thanks!
You could always try writing the data using other functions
See: dlmwrite, csvwrite, xlswrite...
Here are the built in ways to load/save data in matlab:
http://www.mathworks.com/access/helpdesk/help/techdoc/ref/fileformats.html
-Nathan