Acronym for American Standard Code for Information Interchange. The standard code used for information interchange among
data processing systems, data
communications systems, and associated equipment in the United States. (
188 )
Note 1: The ASCII
character set contains 128 coded characters.
Note 2: Each ASCII character is a 7-
bit coded unique character; 8 bits when a
parity check bit is included.
Note 3: The ASCII character set consists of control characters and graphic characters.
Note 4: When considered simply as a set of 128 unique bit patterns, or 256 with a parity bit, disassociated from the character equivalences in national implementations, the ASCII may be considered as an
alphabet used in machine languages.
Note 5: The ASCII is the U.S. implementation of International
Alphabet No. 5 (IA No. 5) as specified in
CCITT Recommendation V.3.