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