I understand that you are looking for a custom remote .BIN file. Although there are some custom remote builders/enthusiasts who will likely reply here sooner or later, we do have an Enhancement Requests and Product Feedback section right here in our forum where you can request a remote be added to our database. We also have a team working on adding new remotes to our system and you can always check on the newest remote additions and all the latest Slingbox news in our What's New section.
Here are direct links to the communities I described above:
Hope this helps!
The Sling Moderation Team