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.

Help me solve a slack issue in a circuit

Status
Not open for further replies.

prashanthaditya

Junior Member level 3
Junior Member level 3
Joined
Jul 8, 2007
Messages
27
Helped
0
Reputation
0
Reaction score
0
Trophy points
1,281
Activity points
1,454
Hi,

Please advice me in solving the below issue
Am using v5fx70 ans ISE 10.1

Thank you for ur time...

------------------------------------------------------------------------------------------------------
Constraint | Check | Worst Case | Best Case | Timing | Timing
| | Slack | Achievable | Errors | Score
------------------------------------------------------------------------------------------------------
* TS_pro_clk = PERIOD TIMEGRP "pro_clk" 7 n | SETUP | -2.246ns| 9.246ns| 46| 52630
s HIGH 50% | HOLD | 0.290ns| | 0| 0
------------------------------------------------------------------------------------------------------
* OFFSET = OUT 6 ns AFTER COMP "pro_clk" | MAXDELAY| -2.035ns| 8.035ns| 37| 50787
------------------------------------------------------------------------------------------------------
* OFFSET = IN 3 ns BEFORE COMP "pro_clk" | SETUP | -1.786ns| 4.786ns| 215| 131749
------------------------------------------------------------------------------------------------------
* TS_phy_clk = PERIOD TIMEGRP "phy_clk" 7 n | SETUP | -0.741ns| 7.741ns| 36| 5894
s HIGH 50% | HOLD | 0.280ns| | 0| 0
------------------------------------------------------------------------------------------------------
* OFFSET = IN 3 ns BEFORE COMP "phy_clk" | SETUP | -0.738ns| 3.738ns| 7| 1798
------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------
 

Re: slack issue..

Did you give proper constraint to your design using sdc file.

Can i see your sdc file that will help.

--
Shitansh Vaghela
 

Status
Not open for further replies.

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top