Hello everyone.
I have just designed both of analog and digital blocks manually, but I knew there is a bunch of digital libraries in GF180MCU PDK(=globalfoundries-pdk-libs-gf180mcu_fd_sc_mcu7t5v0*)*
I want to use theses libraries in Xschem to design in schematic level although ".sch" or ".sym" file don't exist in GF180MCU.
Can I use this one in the manner of what I said, or is there another way to use them?
m
Mitch Bailey
09/11/2023, 3:52 AM
@Stefan Schippers Did you create the symbols for the sky130 standard cells found in
$PDK_ROOT/$PDK/libs.tech/xschem/sky130_symbols
?
j
Junbeom Park
09/11/2023, 5:33 AM
@Mitch Bailey In my docker which I used (currently, I don't use doker), there are symbols of digital blocks.
m
Mitch Bailey
09/11/2023, 5:36 AM
Yes, but these are sky130 symbols, not gf180mcu symbols. You might be able to copy and modify then without too much trouble (all the files are text files and can be edited with a text editor).
s
Stefan Schippers
09/11/2023, 6:22 AM
@Mitch Bailey the sky130 symbols are in
sky130_stdcells/
folder. I created these symbols with a semi-automatic approach using the cdl netlists. For example all the bigger sized stdcells are generated automatically from the *_1.sym sized cells. These gates can be used for the various standard cell flavors, like
sky130_fd_sc_hd
,
sky130_fd_sc_hs
,
sky130_fd_sc_lp
and so on by changing the instance prefix
Up to now I did not create gf180mcu standard cell symbols, as i did not get a request from anyone.
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