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C square-wave pulse inverter controlled by DSP was introduced. TMS320-serial DSP produced by Texas Instruments Corp., its developing environment and program flow, and the use of the software CCS were also introduced. According to the requirement of output waveform, the main program of control system, interruption service routine, and subroutines were designed by using modularized software design method. Offline and online experimental results indicated t  相似文献   

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The most significant change to law licensing in the United States is the recent1 reliance on computer-based testing for the bar exam in all of the fifty states. The following comment piece is meant to inform the computer and technology law community how the use of testing software must necessarily be accompanied by additional procedural protections and corrective processes that may not have existed previously. Chief among these is the availability of discovery of the item in question, namely in this case the essays in a computer-based bar exam, which constitutes evidence that is essential to vindicating one's rights when a software failure occurs.  相似文献   

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