To design and manufacture rugged, continuous-duty, high-confidence industrial computer and control systems. Digital Dynamics, Inc. (DDI) engineers and customizes industrial computer products in three major categories: Ruggedized NEMA 4x-compliant PCs for harsh computing environments that range from food processing plants, to coal mines, to ultra clean rooms. Industrial control products such as I/O controllers used in semiconductor fabrication equipment. Computer control systems used for pharmaceutical sterilization.