<@U016EM8L91B> I am designing a level shifter with 1.8v and 3.3v supplies but in the layout when I t...

PramitKumar Pal

06/16/2023, 1:37 PM

@Tim Edwards I am designing a level shifter with 1.8v and 3.3v supplies but in the layout when I turn on DRC full and Drc euclidean on it gives me this error.

All HV nwell can contain only HV diffusion .(diff/tap.21)

Mitch Bailey

06/16/2023, 2:33 PM

@PramitKumar Pal for you upper nwell tap, instead of

nsubstratendiff

and

nsubstratecontact

try

mvnsubstratendiff

and

mvnsubstratecontact

PramitKumar Pal

06/16/2023, 2:41 PM

Okay, let me try

PramitKumar Pal

06/16/2023, 2:52 PM

@Mitch Bailey Thank you, that solved the problem

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