Replaceable part with integral memory for usage, calibration and other data

摘要

A printer/copier apparatus is adapted to receive a replacement ink cartridge (60) that is employed during the printing/copying operation. The apparatus includes a receptacle (66) with a first connector (70) that is coupled to a processor (86) which controls operation of the apparatus. The cartridge (60) includes a second connector (76) which mates with the first connector (70) and a serial access memory (40) that is connected to the second connector (76). Data transfers are enabled both from and to the memory (40) to enable access and modification of data stored therein that is indicative of cartridge usage, calibration, and to parameters for controlling operation of the apparatus. The invention is applicable to replaceable apparatus used with laser and ink jet printers, copiers, etc. <IMAGE>