This embodiment enables calibration on {TAIL ~ the FlexIO} while keeping the content of the system memory and {HEAD ~ values} of registers, by halting the Cell operation when calibration is needed 
This embodiment enables calibration on { TAIL ~ the FlexIO } while keeping the content of the system memory and { HEAD ~ values } of registers , by halting the Cell operation when calibration is needed
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH