Liquid ejection apparatus and head unit

Abstract

A liquid ejection apparatus includes an ejection head including a drive element driven by a drive signal and ejecting a liquid by driving the drive element, an ejection control circuit including a drive circuit that outputs the drive signal based on a base drive signal including a plurality of pieces of drive data, a main control circuit that outputs an ejection control signal including the base drive signal to the ejection control circuit, and a cable that communicably couples the ejection control circuit and the main control circuit and through which the ejection control signal propagates, wherein the ejection control signal includes the base drive signal and a determination signal corresponding to the base drive signal.

Dependencies are inferred from the claim text.