This International Standard specifies an &bit code derived from, and compatible with, the 7-bit codedcharacter set specified in ISO/IEC 646.The characteristics of this code are also in conformance with the code extension techniques specified inIS0 2022.This International Standard specifies an 8-bit code with a number of options. It also provides guidance onhow to exercise the options to define specific versions.This code is primarily intended for general information interchange within an 8-bit environment amongdata processing systems and associated equipment, and within data communication systems. The need forgraphic characters and control functions in data processing has also been taken into account.The code includes the 10 digits as well as the 52 small and capital letters of the basic Latin alphabet andmay include accented letters, special Latin letters and/or the letters of one or several non-Latin alphabet(s).