micrf505
It seems not to be downloadable, only available upon request:
Micrel Introduces MicrelNet(TM) Free Firmware Solution for Wireless Networking
SAN JOSE, California, June 20 /PRNewswire/ -- Micrel Inc., (Nasdaq: MCRL), an industry leader in analog, high bandwidth and Ethernet IC solutions, today announced the immediate availability of MicrelNet(TM), a free firmware stack to be used in conjunction with the MICRF505 and MICRF506 RadioWire(R) transceivers to create a wireless networking solution for telemetry, building and residential home control. More information is available at: http://www.micrel.com/product-info/M...icrelnet.shtml and the firmware can be obtained by submitting a written request to: MicrelNet@micrel.no.
