The numerical value, or order, of an ASCII character. There are 128 standard ASCII characters, numbered from 0 to 127. Extended ASCII adds another 128 values and goes to 255.

The second half of the ASCII character set (characters 128 through 255). Designed in the 1960s, ASCII was originally a 7-bit code (0 through 127). To accommodate foreign languages, the DOS code ...

ASCII originally contained 128 alphabetical characters, numbers, and symbols and was based on the English language. Extended forms were added through the 1970s to accommodate other languages.

ASCII originally contained only 128 English-language letters and symbols but was later expanded to include additional characters, including those used in other languages.