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分析开发通用型I/O模块的必要性和可行性,结合通用型I/O模块的功能特点,提出软硬件结构的设计思想。对故障—安全性动态电路作了简单的介绍。
The necessity and feasibility of developing general-purpose I / O modules are analyzed. Combined with the features of general-purpose I / O modules, the design idea of hardware and software structure is proposed. The fault - safety dynamic circuit made a brief introduction.