Forum Discussion
Altera_Forum
Honored Contributor
Honored ContributorCordic sincos function: how to depict a fixed point number as std_logic_vector type
Hello, i want to use the Cordic sincos IPcore (https://www.altera.com/en_us/pdfs/literature/ug/ug_cordic.pdf). The input is a std_logic_vector in the range of [-pi, pi] for signed configuration...
Altera_ForumHonored Contributor
Honored ContributorWouldn't it make more sense to use a simpler unit for angular phase?
There's also a cool discussion explaining how a cordic works, here (http://zipcpu.com/dsp/2017/08/30/cordic.html). Sample code is posted on github (https://github.com/zipcpu/cordic/blob/master/rtl/cordic.v), so you can see what it does an how it works. Dan
