Introduction - If you have any usage issues, please Google them yourself
The microchip mrf24j40ma is an 802.15.4 module, with a SPI interface. It s nice and cheap, and it is
readily usable on a breadboard, unlike xbee modules. More information here:
http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en535967
This library provides a basic interface to send and receive packets using plain 802.15.4. beacon mode
is not supported.