Hi Reddy,
You need to go to the support for your database. Once you've got the SP written, it appears in Crystal Report beneath the list of tables. You then have to schedule the crystal report.
Find more information on:
SQL Server Stored Procedure tutorial and example
You can also can also create a universe based on the stored procedures, followed by the creation of WEBI or crystal report. And finally scheduling...
Regards,
Ashvin