== Framework Release == Up to this point, we have described the framework in general terms. We will henceforth proceed with more detailed technical descriptions of the framework architectures and specifications. The framework architecture had been through many iterative evolutions as described below. * [wiki:software/Firmware/Framework/R1_arch R1] - Initial release * [wiki:software/Firmware/Framework/R2_arch R2] - includes Receiver datapath, and spectrum sensing capability * [wiki:Software/Firmware/Framework/R3_arch/outline R3] - First complete radio system, including support of SDR, eSDR and WDR [..]