PIC18 and MRF goes to sleep to preserve battery life. Only the client, not the pan corrdinator needs to sleep. Wake up every second.
The 915mhz mrf is low enough power in rx to not sleep if this makes the job easier.
The 2.4ghx is a pig, so it need to be in power save mode.
Before coding like crazy, investigate the libraries. This is probably im...
Skills: electrical engineering, electronics, integrated circuits, pic