Intel® Quartus® Prime Software
Intel® Quartus® Prime Design Software, Design Entry, Synthesis, Simulation, Verification, Timing Analysis, System Design (Platform Designer, formerly Qsys)
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set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "2.5 V" mean ?

KRedd9
Beginner
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In our QSF file below mentioned by earlier Fpga engineers :

Now we have mix of 2.5V, 1.8V and 3.3V now 

set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "2.5 V"

 should we remove this statement from qsf file ? our quartus version is 9.0 sp2 .

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YuanLi_S_Intel
Employee
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Hi Kuluru,

 

No, you shouldnt if you have 2.5V I/O standard in your design. Moreover, it is not recommended to modify QSF file if you are setting the I/O in pin planner.

 

Thank You.

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