ThenRF52840isdesignedaroundanARMCortex-M4CPUwithfloatingPointunit(FPU)andhas1MBflashwithcacheand256kBRAM.Assuchithastheabilitytosupportcomplexanddemandingapplicationsasasinglechipsolution.ItoffersawealthofperipheralsthatincludeNFC,USBandmultipleinterfaceoptionsincludingQuadSPI