pfaisalbe
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Hi
I am using SPARTAN 3 . I have done UART design. Post route simulation gives warning message as
Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_1/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_0/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_2/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_3/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 209.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_1/ $setuphold<setup>( SRST:208.593 ns,
CLK:209.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 209.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_0/ $setuphold<setup>( SRST:208.593 ns,
CLK:209.128 ns,990.000 ps,0 ns)
I have used period constraint. What should be done to get rid of this message or Can I ignore this warning message ?
Regards
Faisal
I am using SPARTAN 3 . I have done UART design. Post route simulation gives warning message as
Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_1/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_0/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_2/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 205.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_3/ $setuphold<setup>( SRST:204.756 ns,
CLK:205.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 209.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_1/ $setuphold<setup>( SRST:208.593 ns,
CLK:209.128 ns,990.000 ps,0 ns)
WARNING:Simulator:29 - at 209.128 ns: Warning: Timing violation in
/TESTFIXTURE4/uut/Modcount_reg_0/ $setuphold<setup>( SRST:208.593 ns,
CLK:209.128 ns,990.000 ps,0 ns)
I have used period constraint. What should be done to get rid of this message or Can I ignore this warning message ?
Regards
Faisal