Lightweight MVC MySQL SP Class: Call MySQL stored procedures

This class can call MySQL stored procedures.

It is a model class for the Lightweight MVC framework that can connect to a MySQL database and call given stored procedures.

The stored procedure parameters are taken from an array passed as argument that may define whether the parameters are to be passed by value or define return values.

If there are return values, the class can also retrieve those return values as a separate result set.

What is the best PHP mysql stored procedure class?
Using stored procedures in MySQL application with PHP