How to use SRAM out of FPGA?

[miryama]

Hello
i write a vhdl code that write data in SRAM and read from it but i have problem in timing and output isn't true. I implement the timing of datasheet but can't.
Who can help me؟!!
thx:sad:

 

[miryama]

I can solve this problem finally

 

[hamed_sotoudi]

decrease frequncy and try again

 

[miryama]

thanks hamed,
i can solve it, write to SRAM and read from it but first sample don't write.