DDC continues in its role as the leading supplier of MIL-STD-1553 boards and components. With its flagship Enhanced Mini-ACE™, PCI Enhanced Mini-ACE™, and Micro-ACE series of products, DDC continues to set the pace for MIL-STD-1553 data bus products in the United States and around the world. DDC also supplies MIL-STD-1553 and ARINC 429 Commercial Avionics cards in a variety of form factors, including PCI, PCMCIA, PC/104, cPCI, VME/VXI, ISAbus, and USB. The card products include single-function boards for embedded applications, as well as both "communication" boards and high-end tester/simulators to support software development, system integration, and production test environments to support many data interfacing standards including MIL-STD-1553, ARINC-429, Fibre Channel and others. DDCs cards are supplied with comprehensive software support, in the form of menus, libraries, and drivers. DDCs software offerings include dataSIMS, which provides high-level monitoring and simulation capabilities for use in software development, system integration, and maintenance applications.