Software Phase Locked Loop example code needed

Question

Does anyone know of anywhere I can find actual code examples of Software Phase Locked Loops (SPLLs) ?

I need an SPLL that can track a PSK modulated signal that is somew

Answer 1

This is an interactive design package for designing digital (i.e. software) phase locked loops (PLLs). Fill in the form and press the ``Submit'' button, and a PLL will be designed for you.

Interactive Digital Phase Locked Loop Design

This will get you started, but you really need to understand the fundamentals of PLL design well enough to build it yourself in order to troubleshoot it later - This is the realm of digital signal processing, and while not black magic it will certainly give you a run for your money during debugging.

-Adam