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针对电子电路协同设计中的设计数据共享提出解决方案。文章以微机上电子CAD工具Protel和工作站电子CAD工具Mentor为例,分析底层数据文件结构与格式,讨论关于原理图级器件仿真模型对应方法以及印刷电路板级物理连接关系计算方法,给出原理图、网表和PCB三个层次数据交换的算法软件实现。
Aiming at the design data sharing in collaborative design of electronic circuits, a solution is proposed. The article analyzes the structure and format of the underlying data file by taking the electronic CAD tool Protel and the workstation electronic CAD tool Mentor as an example to discuss the corresponding method of the schematic level device simulation model and the computing method of the PCB physical connection relation, , Netlist and PCB three levels of data exchange algorithm software.