Personally, I found it tricky to get a lot of good information on the Wico Controller for the Intellivision. So I decided to write The Missing Manual for the Wico Command Control. Let me know what you think. I also included the original manual as well for reference here.   Edit: Updated document to version 2.0. A section on the internals has been added. Also, additional information has been added about the early edition of the Intellivision Wico Controller (box didn't mention Intellivisio