For information on how DASYLab interacts with National Instruments hardware, the most complete and easy resource is located on the web. From the main National Instruments Web Support page (http://www.ni.com/support), just select "DASYLab" as your product and you will be taken to the DASYLab support page, which is the most comprehensive support resource for DASYLab. For questions about programming in DASYLab Dasytec has there own technical support available at www.dasytec.com.