Digi Wireless 802.15.4 Compliant InterfaceIt works like this. Plug our Wireless 802.15.4 modem into the USB Port of your computer. The modem will mount as a COM port on your PC. Open the COM port and start sending data to the modem. The modem will forward your data to all Wireless 802.15.4 compliant devices within range (it is also possible to speak to a specific device when other controllers are in range). If you are new to IEE 802.15.4 read our exclusive article on ZigBee Communications. A ZigBee modem can be purchased with this board at checkout.