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Altera_Forum
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19 years ago

NCO Megacore Phase Adjust

Hello I am using the Altera Megacore NCO Compiler and need to dinamically adjust the phase of the generated sine wave. The core has an input called phase_mod_i[] which is used for this purpos...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

Thiago,

phi_inc_i should be constant zero, in order to eliminate the phase incrementing as time clocks by. phi_inc_i is the frequency and you want that to be zero. In this way the object of your study, as I understood your question, the phase_mod_i[] is the sole contributor to the output, improving tremendously the visiblity. Clear? If not, ask again.

henning