I have an Icom IC-7100, and I was wondering if one of the developers that is familiar with Icom radios could walk me through what I need to do to test or build a module for this radio. Seems just like we need an understanding of this radio's specific format, from what I read. Neels said a new module is required, and I figured I would start with a similar radio's module (IC-7000):

http://chirp.danplanet.com/issues/1003