In the Mac, the upper 128 characters can be custom drawn. When systems are moved from one computer to another, converting between ASCII and EBCDIC is just a small part of the data conversion process.

Computer memory saves all data in digital form. There is no way to store characters directly. Each character has its digital code equivalent: ASCII code (for American Standard Code for Information ...

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 ...

Whereas ASCII is limited to 128 or 256 characters however, Unicode supports 17 individual planes, each of which can map 65,536 characters, for a grand total of 1,114,112 possible characters.

The first block of 128 Unicode characters, Basic Latin, maps precisely to ASCII, including the unusable, obsolete teletype control codes. One of the useful attributes of Unicode is that all 256 byte ...

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

Character codes 128 through 255 comes in several versions, each of them reflecting additions to the original English-only ASCII such as an inverted exclamation mark, the yen sign, and the Georgian ...