DDS designed by FPGA

[Altera_Forum]

Can I get a guideline if I have to design a DDS with an FPGA?

[Altera_Forum]

There's a lot of information on the internet about this if you search. Or this may do what you need: 

 https://www.altera.com/content/dam/altera-www/global/en_us/pdfs/literature/ug/ug_nco.pdf