Hi, how to rectify set up time violation that caus...
# caravelb
Binoy B
07/13/2022, 8:06 AMHi, how to rectify set up time violation that caused the flow failure?
v
Vijayan Krishnan
07/13/2022, 8:47 AMshare
reports/signoff/30-rcx_sta.max.rptb
Binoy B
07/13/2022, 8:51 AM30-rcx_sta.max.rpt
v
Vijayan Krishnan
07/13/2022, 8:54 AM@Binoy B What is your operating frequency of design?
b
Binoy B
07/13/2022, 9:00 AMIt wasnt designed to meet a specific frequency of operation. Rather it was an attempt to produce a functionally correct design. Is there any way to know the frequency of operation of the final design ?. I dont see any final summary report now.
v
Vijayan Krishnan
07/13/2022, 9:06 AMtry with CLOCK_PERIOD of
20Vijayan Krishnan
07/13/2022, 9:07 AMOnce flow pass with above settings then try to work on PPA
b
Binoy B
07/13/2022, 9:07 AMwhat is PPA?
v
Vijayan Krishnan
07/13/2022, 9:14 AMpower/performance/area
b
Binoy B
07/13/2022, 10:59 AMclock_period set to 20 didnt work. What will be the default value of clock period if the clock period is commented out in config.tcl?
v
Vijayan Krishnan
07/13/2022, 11:06 AM Copy code
set ::env(CLOCK_PERIOD) "20"Vijayan Krishnan
07/13/2022, 11:06 AMcan you share your
config.tclb
Binoy B
07/13/2022, 11:07 AMyes I have updated the same way. Now I run the simulation after commenting out it.
v
Vijayan Krishnan
07/13/2022, 11:13 AMremove
#b
Binoy B
07/13/2022, 11:15 AMactually i have run it without commenting it out . It resulted in flow failure.
Binoy B
07/13/2022, 11:18 AMso, will increase in clock _period help?
v
Vijayan Krishnan
07/13/2022, 11:18 AM Copy code
#set ::env(CLOCK_PERIOD) "20"#10ns2 Views