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The Multinational Character Set (DMCS or MCS) is a character encoding created in 1983 by Digital Equipment Corporation (DEC) for use in the popular
VT220 The VT220 is a computer terminal introduced by Digital Equipment Corporation (DEC) in November 1983. The VT240 added monochrome ReGIS vector graphics support to the base model, while the VT241 did the same in color. The 200 series replaced the s ...
terminal Terminal may refer to: Computing Hardware * Terminal (electronics), a device for joining electrical circuits together * Terminal (telecommunication), a device communicating over a line * Computer terminal, a set of primary input and output devic ...
. It was an 8-bit extension of ASCII that added accented characters, currency symbols, and other character glyphs missing from 7-bit ASCII. It is only one of the
code page In computing, a code page is a character encoding and as such it is a specific association of a set of printable characters and control characters with unique numbers. Typically each number represents the binary value in a single byte. (In some co ...
s implemented for the VT220
National Replacement Character Set The National Replacement Character Set (NRCS) was a feature supported by later models of Digital's (DEC) computer terminal systems, starting with the VT200 series in 1983. NRCS allowed individual characters from one character set to be replaced b ...
(NRCS). MCS is registered as IBM code page/ CCSID 1100 (Multinational Emulation) since 1992. Depending on associated sorting
Oracle An oracle is a person or agency considered to provide wise and insightful counsel or prophetic predictions, most notably including precognition of the future, inspired by deities. As such, it is a form of divination. Description The word '' ...
calls it WE8DEC, N8DEC, DK8DEC, S8DEC, or SF8DEC. Such "
extended ASCII Extended ASCII is a repertoire of character encodings that include (most of) the original 96 ASCII character set, plus up to 128 additional characters. There is no formal definition of "extended ASCII", and even use of the term is sometimes critic ...
" sets were common (the National Replacement Character Set provided sets for more than a dozen European languages), but MCS has the distinction of being the ancestor of ECMA-94 in 1985 and
ISO 8859-1 ISO/IEC 8859-1:1998, ''Information technology — 8-bit single-byte coded graphic character sets — Part 1: Latin alphabet No. 1'', is part of the ISO/IEC 8859 series of ASCII-based standard character encodings, first edition published in 1 ...
in 1987. The code chart of MCS with ECMA-94, ISO 8859-1 and the first 256 code points of Unicode have many more similarities than differences. In addition to unused code points, differences from ISO 8859-1 are:


Character set


See also

*
Lotus International Character Set The Lotus International Character Set (LICS) is a proprietary single-byte character encoding introduced in 1985 by Lotus Development Corporation. It is based on the 1983 DEC Multinational Character Set (MCS) for VT220 terminals. As such, LICS is ...
(LICS), a very similar character set *
BraSCII BraSCII is an encoded repertoire of characters that was used in Brazil. It was used in the 1980s on several printers, in applications like , in video boards and it was the standard character set in the Brazilian line of MSX computers. This code ...
, a very similar character set * 8-bit DEC Greek (
Code page 1287 Code page 1287 ( CCSID 1287), also known as CP1287, DEC Greek (8-bit) and EL8DEC, is one of the code pages implemented for the VT220 terminals. It supports the Greek language. Code page layout See also *DEC Multinational Character Set (MCS) *8-b ...
) *
8-bit DEC Turkish Code page 1288 ( CCSID 1288), also known as CP1288, DEC Turkish (8-bit) and TR8DEC, is one of the code pages implemented for the VT220 terminals. It supports the Turkish language. Code page layout See also *DEC Multinational Character Set (MCS) ...
(
Code page 1288 Code page 1288 (CCSID 1288), also known as CP1288, DEC Turkish (8-bit) and TR8DEC, is one of the code pages implemented for the VT220 terminals. It supports the Turkish language. Code page layout See also *DEC Multinational Character Set (MCS) * ...
) * 8-bit DEC Hebrew * 8-bit DEC Cyrillic ( KOI-8 Cyrillic) * 8-bit
DEC Special Graphics DEC Special Graphics is a 7-bit character set developed by Digital Equipment Corporation. This was used very often to draw box-drawing characters, boxes on the VT100 video terminal and the many emulators, and used by bulletin board software. The IS ...
(VT100 Line Drawing) (
DEC-SPECIAL DEC Special Graphics is a 7-bit character set developed by Digital Equipment Corporation. This was used very often to draw boxes on the VT100 video terminal and the many emulators, and used by bulletin board software. The designation escape sequ ...
) * 8-bit DEC Technical Character Set (
DEC-TECHNICAL DEC Technical (TCS) is a 7-bit character set developed by Digital Equipment Corporation. Character set � Characters from 31 to 37 are intended to assemble a 3x5 uppercase sigma and do not have Unicode equivalents. See also *DEC Multinational ...
) * DEC Kanji ( JIS X 0208)


References

{{Character encoding Character sets Digital Equipment Corporation Computer-related introductions in 1983