POWER MEASURING APPARATUS AND OPERATING METHOD THEREOF

摘要

There are provided a power measuring apparatus capable of accurately obtaining metering information and being manufactured at low cost by storing the metering information in an internal flash memory and an operating method thereof. The power measuring apparatus includes: a controlling unit controlling processing of consumed power metering information; a flash memory storing the metering information according to the controlling of the controlling unit and storing an operating program with respect to the processing of the metering information; and a random access memory providing a substitution program substituting the operating program while the metering information is stored in a specific address of the flash memory.