An EEPROM or electrically erasable programmable real only memory is like a regular ROM chip that uses a grid and electrical impulse to create binary data. The main different between ROM and EEPROM is that EEPROM can be reprogrammed without having to remove them from the computer. One only needs a localized charge from an electrical field to erase the EEPROM chip. In addition, one do not have to erase the entire chip all at once and can make only specific changes when needed.
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