Patent ID: 6631967
Filing Date: 2003-10-14
Classification: B41J,G06K

Abstract:
A printer, to which a cartridge is detachably attached, said cartridge keeping ink therein and having a rewritable non-volatile memory, said printer causing the ink kept in said cartridge to be transferred to a printing medium, thereby implementing a printing operation, said printer comprising:a printer memory that stores information relating to the ink kept in said cartridge into a predetermined area thereof in a predetermined format of addressing, which is different from a specific format of addressing adopted in said non-volatile memory; a memory writing unit that reads the information relating to the ink kept in said cartridge from the predetermined area and writes the read-out information into a specific area of said non-volatile memory, which corresponds to the predetermined area of said printer memory; and an address decoder that converts a storage format of addressing of the information relating to the ink from the predetermined format of addressing into the specific format of addressing when said memory writing unit writes the information, wherein said non-volatile memory carries out transmission of data by serial access, and said address decoder converts an address specified in the predetermined format into a number of pulses of a clock signal as said specific format.