driver blocks for arduino

I want to create a block for arduino to realize the following functions：Timing 0.5s，and count the number of the pulse which caused by encoder during the time.Is there a tutorial？Thanks！

Answer 1

[Sreeram Mohan]

Hope the guide here should help you achieve what you need !

http://www.mathworks.com/matlabcentral/fileexchange/39354-device-drivers

--sreeram mohan