A method and apparatus for viewing and/or analyzing the operations and logical states of an integrated circuit. The logical state of various flip-flops within the ASIC may be determined at a specified time. The embodiment may store these flip-flop states in a computer-readable data structure, such as...http://www.google.com.hk/patents/US7577930?utm_source=gb-gplus-share專利 US7577930 - Method and apparatus for analyzing integrated circuit operations