| 摘要 |
A charging circuit includes a battery pack provided with one or more secondary batteries and a battery charger for charging the secondary batteries, the battery pack being detachably attachable to the battery charger. The charging circuit further includes a control unit for performing a charging control, a monitoring unit for detecting charged voltage of the secondary batteries to determine completion of charging, a storage unit storing charging data for use in the charging control of the control unit and determination of the charging completion of the monitoring unit and a changing unit for changing the charging data. The monitoring unit and the storage unit are arranged in the battery pack, and the changing unit and the control unit are arranged in the battery charger.
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