Added some RF helper functions
Added some RF helper functions

tummychow/arm-alarm,tummychow/arm-alarm,tummychow/arm-alarm,wcalvert/LPC11U_LPC13U_CodeBase,wcalvert/LPC11U_LPC13U_CodeBase,wcalvert/LPC11U_LPC13U_CodeBase,wcalvert/LPC11U_LPC13U_CodeBase,tummychow/arm-alarm