The QCP-1553 provides new levels of performance and flexibility for MIL-STD-1553A/B Notice II in a CompactPCI form factor. Available in commercial, ruggedized and 3U conductively cooled versions with one, two or four dual-redundant channels, the QCP-1553 includes advanced API (Application Programming Interface) software that reduces application development time. Standard features include selectable transformer or direct coupling, 1 Mbyte of RAM per channel, 45-bit message time-tagging, triggers, extensive BC & RT link-list structures, error injection/detection, avionics-level discretes, automatic/manual RT Status Bit and Mode Code responses, along with advanced BC functionality.