hi guys..
hi everyone..
i just wrote the firmware of Mass Storage Device on pic18f4550 and this is the time to try it..
when i simulate it on proteus it enumerates successfully but when this command get it Stall the endpoint hanging everything
this Command called CLASS_INTERFECE
this is picture of what i got
![](http://i43.tinypic.com/2eyjg54.jpg)
and this is the setup packet exactly i got
![](http://i40.tinypic.com/2j5i42t.jpg)
please help me
Thanks in Advance