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Altera_Forum
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10 years ago

How to create sine and cos waves of different frequencies using Cyclone III(VHDL)

Hi, Is there anyone can help me to deal with one problem: How to create sine or cos waves in Cyclone III FPGA in VHDL. I have no clear idea to program the VHDL code although I have search some ...
Altera_Forum's avatar
Altera_Forum
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10 years ago

Remember Sin and cosine are reflective, so you only need 2^13 values in the rom, you use the 14th bit as the sign bit.