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DRC in Magic

Download the Lab Files​

vsduser@vsdsquadron: ~
# go to home
cd

# download lab files
wget http://opencircuitdesign.com/open_pdks/archive/drc_tests.tgz

# extract it
tar xfz drc_tests.tgz

# open lab folder
cd drc_tests

Open in Magic​

vsduser@vsdsquadron: ~/drc_tests
# show files
ls -al

# open .magicrc (close by with Ctrl + X)
nano .magicrc

# open it in magic
magic -d XR &

Open met3.mag: File > Open > met3.mag

Met3 in magic

Finding and Fixing DRC Errors​

Open this link to learn more about the DRC rules.

rules

Here is the change we made to the .tech file to fix the DRC error::

DRC error

Run DRC Again​

tkcon 2.3 Main
# load new tech file
% tech load sky130A.tech

# re-run DRC
% drc check

# select region with new errors
% drc why

After fixing all the errors, the designs will work properly.