Introduction - If you have any usage issues, please Google them yourself
Verlog HDL write a 32 square-wave generator, for example, is able to add 4-way, phase adjustable, adjustable frequency, adjustable duty cycle. See readme.doc. Here only provide a source module that contains the top-level sub-modules sgs32.v settings dds.v and pll module altp.v and waveform-driven document