Unison Mosaic Audio/Timecode Module - Sound to Light

I am using MTPC + Respose gateway to trigger my light installtion . I would like to create sound to light effect . I am having Unison Mosaic Audio/Timecode Module , but  dont know how to achive the same (Sound to light ) Please help me the concept of sound to light and how its differnt from timecoding. second how I will achieve and trigger my lights with Unison Mosaic Audio/Timecode Module. rest my system its functioning.