The method includes providing a battery management unit in the battery, the BMU in {HEAD ~ communication} with {TAIL ~ an embedded controller}, wherein the BMU comprises a detector pin 
with
The method includes providing a battery management unit in the battery , the BMU in { HEAD ~ communication } with { TAIL ~ an embedded controller } , wherein the BMU comprises a detector pin
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH