Interestingly, while looking for the datasheet to see what Jesse was talking about, I see that the 18F44j10 page lists an app note with discussion on MiWi protocol (AN1066). Looks to be quite a complete discussion on the what and how of MiWi. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist