Extended Channel Interpretations: Part 3: Registry, lists all currently assigned ECIs whose use is described in Part 1. It includes Interpretative ECIs (which include Character Set ECIs) and Transformation ECIs (excluding Closed System ECIs).
This document is intended to serve as a companion document to Part 1.
The Extended Channel Interpretations (ECI) standard specifies the protocol for extending the interpretative capabilities of basic 7-bit, 8-bit, multi-byte, and 16-bit codes when the data is encoded in data carriers.
Publication date: July 2004