DRC、LVS、PEX
本参考文档以TSMC65工艺，cadence 6.1.6版本，spi project为例，进行说明。
在library manager里找到相应的library，打开schematic.
![](https://wkrtcs.bdimg.com/rtcs/image?w=403.20&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_13","w":"403.20","h":"185.80","dataType":"png","c":"word/media/image1.png","imgOriW":1057,"imgOriH":771})
在schematic界面,单击launch -> layout XL，在弹出的startup option选项卡中按下图所示进行选择。
![](https://wkrtcs.bdimg.com/rtcs/image?w=501.50&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"501.50","h":"196.89","dataType":"png","c":"word/media/image2.png","imgOriW":652,"imgOriH":256})
在弹出的框中单击OK，如下图所示。此时，layout界面打开.
![](https://wkrtcs.bdimg.com/rtcs/image?w=251.44&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"251.44","h":"241.15","dataType":"png","c":"word/media/image3.png","imgOriW":391,"imgOriH":375})
在layout XL界面，点击calibre，选择 Run DRC。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"553.73","h":"35.73","dataType":"png","c":"word/media/image4.png","imgOriW":914,"imgOriH":59})
![](https://wkrtcs.bdimg.com/rtcs/image?w=132.00&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"132.00","h":"217.00","dataType":"png","c":"word/media/image5.png","imgOriW":132,"imgOriH":217})
在弹出的如下框中，选择runset文件，然后单击OK。
![](https://wkrtcs.bdimg.com/rtcs/image?w=241.92&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_13","w":"241.92","h":"65.28","dataType":"png","c":"word/media/image6.png","imgOriW":1057,"imgOriH":771})
点击 rules,确认drc的rules files是对的；根据需要更改DRC run directory。
![](https://wkrtcs.bdimg.com/rtcs/image?w=334.85&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_13","w":"334.85","h":"132.86","dataType":"png","c":"word/media/image7.png","imgOriW":1057,"imgOriH":771})
再点击run control，打开multi-threaded，这样跑drc的速度会快一点。然后点击run drc，等待drc结果。DRC结果报出的错误，是另一回事，本文档不赘述。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"553.73","h":"187.53","dataType":"png","c":"word/media/image8.png","imgOriW":865,"imgOriH":293})
点击calibre->Run LVS，在弹出的如下框中，选择runset文件，然后单击OK。
![](https://wkrtcs.bdimg.com/rtcs/image?w=92.93&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"92.93","h":"164.35","dataType":"png","c":"word/media/image9.png","imgOriW":121,"imgOriH":214})
![](https://wkrtcs.bdimg.com/rtcs/image?w=314.11&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_13","w":"314.11","h":"231.62","dataType":"png","c":"word/media/image10.png","imgOriW":1057,"imgOriH":771})
再次确认LVS rules file 和LVS run directory是否正确。
![](https://wkrtcs.bdimg.com/rtcs/image?w=374.78&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_13","w":"374.78","h":"161.99","dataType":"png","c":"word/media/image11.png","imgOriW":1057,"imgOriH":771})
点击inputs->layout，确认export from layout viewer已经勾选。
![](https://wkrtcs.bdimg.com/rtcs/image?w=345.60&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"345.60","h":"164.40","dataType":"png","c":"word/media/image12.png","imgOriW":885,"imgOriH":421})
再点击netlist，第一次跑LVS时，需要确认export from layout viewer已经勾选。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"553.73","h":"203.80","dataType":"png","c":"word/media/image13.png","imgOriW":883,"imgOriH":325})
点击 run control，选择multi-threaded，加快跑LVS的速度。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"553.73","h":"265.40","dataType":"png","c":"word/media/image14.png","imgOriW":699,"imgOriH":335})
点击run lvs，等待结果。LVS结果报出的错误，是另一回事，本文档不赘述。
点击calibre->Run PEX，在弹出的如下框中，选择runset文件，然后单击OK。
![](https://wkrtcs.bdimg.com/rtcs/image?w=127.00&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"127.00","h":"219.00","dataType":"png","c":"word/media/image15.png","imgOriW":127,"imgOriH":219})
![](https://wkrtcs.bdimg.com/rtcs/image?w=322.21&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"322.21","h":"215.36","dataType":"png","c":"word/media/image16.png","imgOriW":1057,"imgOriH":771})
再次确认PEX rules file 和PEX run directory是否正确。
![](https://wkrtcs.bdimg.com/rtcs/image?w=369.74&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_17","w":"369.74","h":"197.81","dataType":"png","c":"word/media/image17.png","imgOriW":1057,"imgOriH":771})
点击inputs->layout，确认export from layout viewer已经勾选。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_0","w":"553.73","h":"237.07","dataType":"png","c":"word/media/image18.png","imgOriW":890,"imgOriH":381})
再点击netlist，需要确认export from layout viewer已经勾选。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_0","w":"553.73","h":"249.33","dataType":"png","c":"word/media/image19.png","imgOriW":864,"imgOriH":389})
点击outputs，选择需要提取的参数，比如norc,r,c+cc，r+c+cc
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_0","w":"553.73","h":"217.40","dataType":"png","c":"word/media/image20.png","imgOriW":866,"imgOriH":340})
点击 run control，选择multi-threaded，加快跑PEX的速度。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553.73&md5sum=3a266263b0cd7774a8a8ac7e0c3f802e&sign=fbde48b385&rtcs_flag=2&rtcs_ver=3.1&l=webapp&bucketNum=92&ipr={"t":"img","r":"r_0","w":"553.73","h":"289.33","dataType":"png","c":"word/media/image21.png","imgOriW":733,"imgOriH":383})
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