This is a recovery of an old PCII directory from long ago when I had one on my VFR. I believe there is software in it to edit both the PCII and PCIII maps. I no longer have either of those to test it out, but the programs open map files and such. The biggest pain was finding a USB->COM port adapter for the laptop, alternatively I remember being able to remove the PCII from the bike and hook it up to a desktop with a com port with a 9V battery to power the PCII. I didn't check, but I _thin