Controller for multi-color, multi-length printhead ICS

摘要

A printhead controller is provided for supplying print data to a plurality of printhead integrated circuits of different lengths. The printhead integrated circuits is arranged to define a pagewidth printhead having rows of nozzles formed by adjacent nozzle rows of the adjacent printhead integrated circuits. The nozzle rows of the printhead are configured so that there is at least one row for printing each ink color of a plurality of ink colors. The printhead controller is configured to supply the print data to the printhead integrated circuits in accordance with their respective lengths, such that the difference in the lengths is at least partially compensated for in printing across the pagewidth.