('''ASCII'''), generally ), is a Character Encoding based on the English Alphabet . ASCII codes represent Text in Computer s, Communications equipment, and other devices that work with text. Most modern Character Encoding s — which support many more characters — have a historical basis in ASCII.
Work on ASCII began in 1960. The first edition of the standard was published in 1963, Brandel, Mary. 1963: The Debut of ASCII : History of the origin of the ASCII standard. a major revision in 1967, and the most recent update in 1986. It currently defines codes for 128 characters: 33 are non-printing, mostly obsolete Control Character s that affect how text is processed, and 95 are printable characters.
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