ematic block diagram of the print engine controller shown in FIGS. 14 and 15; [0055]FIG. 17 is a perspective view of a single Memjet??? printing element, as used in, for example, the netpage printer of FIGS. 10 to 12; [0056]FIG. 18 is a perspective view of a small part of an array of Memjet??? printing elements; [0057]FIG. 19 is a series of perspective views illustrating the operating cycle of the