/be_design_using_openlane

Backend_design_using_openlane

About various Physical design files

  1. Input files to do the Physical design
  2. What are the LEF files and their types
  3. What are the DEF files? and Their types

Physical design steps

  1. Floorplanning stage
  2. Placement stage
  3. CTS stage
  4. Routing stage
  5. Final step: Verification and GDSII

Few more things related to Physical design

  1. What is GDSII? and What are the differences between GDSII and DEF files
  2. Why use decap cells
  3. Why use filler cells
  4. Welltap and Endcap cells
  5. other types of cells
  6. why do CTS
  7. Know about Antenna checks

from floorplan directory>magic -T sky130A.tech lef read /tmp/merged.lef def read filename.def &