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使用Cadence绘制PCB流程(个人小结)
之前使用过cadence画过几块板子,一直没有做过整理。每次画图遇到问题时,都查阅操作方法。现在整理一下cadence使用经历,将遇到问题写出来,避免重复犯错。 在Allegro系统中,建立一个零件(Symbol)之前,必须先建立零件的管脚(Pin)。元件封装大体上分两种 ...
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