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A battery monitoring system for monitoring the status of a battery provides for including within the battery package a nonvolatile memory for storing digital data symbols representative of the power that has been supplied by the battery. The equipment in which the battery is utilized has associated

A battery monitoring system for monitoring the status of a battery provides for including within the battery package a nonvolatile memory for storing digital data symbols representative of the power that has been supplied by the battery. The equipment in which the battery is utilized has associated with it a power monitor system that senses the power delivered by the battery and converts the sense power into digital data symbols which are applied to the nonvolatile memory for accumulation and thereby maintains a permanent record of the power that has been supplied by the battery.

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A battery monitoring system comprising: a battery encased within a battery package; a nonvolatile memory means having a memory capacity of N data symbols enclosed within the battery package for accumulating data symbols representative of the power provided by the battery; a sensor means for sensing

A battery monitoring system comprising: a battery encased within a battery package; a nonvolatile memory means having a memory capacity of N data symbols enclosed within the battery package for accumulating data symbols representative of the power provided by the battery; a sensor means for sensing the power delivered by the battery to provide a first signal representative of the sensed power; and converter means for converting the first signal to a stream of digital data pulses to which the nonvolatile memory will respond.