nRF51/52 : Pstorage (Flash , Non-volatile Memory) Operation
Itisveryrequisiteforinternetofthing(IoT)applicationtohaveanon-volatilememory,itcouldkeepthestatuswhenthebatteryrunsout.InnRF51/52series,theflashiscalledas"Persistentstorage",theAPIsofthiskindarebeginf