means for putting said nonvolatile memory cells in a self refresh mode to control {HEAD ~ said transition circuit}, to thereby transit data from {TAIL ~ the output} of said sense amplifier to the input of said write amplifier 
means for putting said nonvolatile memory cells in a self refresh mode to control { HEAD ~ said transition circuit } , to thereby transit data from { TAIL ~ the output } of said sense amplifier to the input of said write amplifier
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH