What is minimum and maximum frequency of DCM in spartan-3 series FPGA? List some of constraints you used and their purpose during your design?
What is the size of bitmap with changing gate count?
What are different types of FPGA programming modes? How to change from one to another?
List out some important features of FPGA.
List out some of synthesizable and non synthesizable constructs?
Draw general structure of FPGA?
What is the difference between FPGA and CPLD?
What is DCM? Why they are used?
Draw FPGA design flow. Explain each step. What is input and output from each step?
What is slice, CLB, LUT?
Is it possible to configure CLB as RAM?
What is purpose of a constraint file? What is its extension?
How you will choose an FPGA?
How clock is routed through out FPGA?
What are difference between PLL and DLL ?
What is soft processor?
What is hard processor?
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