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本帖最后由 longjilb 于 2012-6-6 21:06 编辑
ERC显示的问题: ntapNP{@NTAP not connected to power NOT NET NTAP:1 "VDD" "?VDD?" "VCC" "?VCC?" } ptapNP{@PTAP not connected to ground NOT NET NTAP:1 "GND" "?GND?" "VSS" "?VSS?" } 通过查看具体位置,问题都出现在我的PAD里面。这是不是PAD没有供电上啊??
extraction report中的warning: Extraction Errors and Warnings for cell "QB50080MWC"(这个cell是PAD) ---------------------------------------------------- WARNING: Open circuit - Same name on different nets: Name: "GND" (1) at location (0,133.23) on layer 6 "M1" on net id 2 (2) at location (210,44.94) on layer 36 "M2" on net id 2 (3) at location (0,44.94) on layer 36 "M2" on net id 2 (4) at location (210,133.23) on layer 6 "M1" on net id 2 (5) at location (210,167.49) on layer 6 "M1" on net id 14 (6) at location (0,167.49) on layer 6 "M1" on net id 14 The name was assigned to net 2 .
Extraction Errors and Warnings for cell "AS0832_TOP_PAD" -------------------------------------------------------- WARNING: Stamping conflict in SCONNECT - Multiple source nets stamp one target net. Use LVS REPORT OPTION S or LVS SOFTCHK statement to obtain detailed information. 求指导啊 |