Read only memory coded print wheel cartridge

Details Read only memory coded print wheel cartridge Read only memory coded print wheel cartridge

G - Physics

06

F

354/236.14

G06F 3/12 (2006.01) B41J 1/22 (2006.01) B41J 25/24 (2006.01) G06K 15/02 (2006.01)

Patent

CA 1162317

-1- ABSTRACT OF THE DISCLOSURE For use in an electronic printing system having a serial impact printer and an electronic processor, apparatus is provided to reprogram the system each time a supply or accessory item is changed. The apparatus includes an active read-only memory chip mounted to a supply item, such as a print wheel provided in an easy load cartridge, a ribbon in a cartridge, etc. Apparatus is carried by the printer to connect the read-only memory chip to the processor upon attachment of the supply item onto the printer.

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