Intel® Quartus® Prime Software
Intel® Quartus® Prime Design Software, Design Entry, Synthesis, Simulation, Verification, Timing Analysis, System Design (Platform Designer, formerly Qsys)

Timing Analyzer problem

Altera_Forum
Honored Contributor II
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Hello everyone, 

 

First of all, I'm sorry about my poor English. I'm newbie. I have a cyclone III with 64Mb SD RAM. I have built a small project with jtag, sdram and some PIOs via SOPC tool. 

 

After compiling the project, I've have some problem with Timing Analyzer. I've constrained the clocks (input clock and PLL clock) and also unconstrained inputs (set_input_delay). But when I've done the same thing with unconstrained outputs (set_output_delay), there are some timing problem on setup time (attached image). 

 

Can anyone solve this problem? I'm very appreciated 

 

Best regards! 

 

https://www.alteraforum.com/forum/attachment.php?attachmentid=6379
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Altera_Forum
Honored Contributor II
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anyone can help me plz!

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