Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Register Log in

Warnings in nano route in innovus

Status
Not open for further replies.
C

Chinmaye

Full Member level 3
Joined
Jan 18, 2016
Messages
164
Helped
0
Reputation
0
Reaction score
1
Trophy points
1,298
Activity points
3,145
Hello All,
I get this warnings while Nano Route. Due to these warnings, routing is not happening. Any idea how they can be resolved?

#WARNING (NRDB-2040) Rule LEF_DEFAULT doesn't specify any vias that satisfy all of the area rules for layer M2 M3
#WARNING (NRDB-776) No default up VIA for LAYER M1 in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M2 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER M2 in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M3 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER M3 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER TOP_M in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M1 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-776) No default up VIA for LAYER M2 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER M2 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-776) No default up VIA for LAYER M3 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER M3 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER TOP_M in RULE virtuosoDefaultSetup.
 

Chinmaye said:
Hello All,
I get this warnings while Nano Route. Due to these warnings, routing is not happening. Any idea how they can be resolved?

#WARNING (NRDB-2040) Rule LEF_DEFAULT doesn't specify any vias that satisfy all of the area rules for layer M2 M3
#WARNING (NRDB-776) No default up VIA for LAYER M1 in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M2 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER M2 in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M3 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER M3 in RULE LEF_DEFAULT.
#WARNING (NRDB-777) No default down VIA for LAYER TOP_M in RULE LEF_DEFAULT.
#WARNING (NRDB-776) No default up VIA for LAYER M1 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-776) No default up VIA for LAYER M2 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER M2 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-776) No default up VIA for LAYER M3 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER M3 in RULE virtuosoDefaultSetup.
#WARNING (NRDB-777) No default down VIA for LAYER TOP_M in RULE virtuosoDefaultSetup.
Click to expand...

1 - make sure you are using a real tech lef, not some academic hacky solution.
2 - make sure the innovus version is recommended/certified for the PDK you are using.
 

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top