- An ASCII character set with additional assigned codes for foreign languages, graphics, and other special characters. Extended ASCII is an 8-bit code, providing a total of 256 characters, as compared to the standard 7-bit code providing 128. Extended ASCII numeric values span from 128 to 255, and the specific characters assigned to each number will depend on the systems, programs, and fonts used. Also called extended ASCII character set, extended ASCII set, or 8-bit ASCII.
- synonym 8-bit ASCII (written as Extended ASCII)
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