letters, and some special and control characters as six-bit character codes. Unlike later encodings such as ASCII, BCD codes were not standardized. Different...
25 KB (1,930 words) - 05:22, 12 December 2024
BCD in Wiktionary, the free dictionary. BCD may refer to: Binary-coded decimal, a representation of decimal digits in binary BCD (character encoding)...
2 KB (345 words) - 13:06, 5 October 2024
Binary-coded decimal (redirect from BCD code)
computing and electronic systems, binary-coded decimal (BCD) is a class of binary encodings of decimal numbers where each digit is represented by a fixed...
114 KB (8,404 words) - 11:27, 29 September 2024
A six-bit character code is a character encoding designed for use on computers with word lengths a multiple of 6. Six bits can only encode 64 distinct...
43 KB (1,213 words) - 04:49, 8 September 2024
shipping containers Burroughs Interchange Code, a derivative of BCD character encoding Bic (cycling team), active from 1967 to 1974 Bahrain International...
2 KB (271 words) - 15:23, 21 December 2024
variety of binary encoding schemes that were tied to the punch card code. IBM used several binary-coded decimal (BCD) six-bit character encoding schemes, starting...
32 KB (3,920 words) - 17:56, 19 December 2024
Binary code (redirect from Binary encoding)
telecommunications, binary codes are used for various methods of encoding data, such as character strings, into bit strings. Those methods may use fixed-width...
18 KB (2,049 words) - 04:53, 17 December 2024
SQUOZE (redirect from SQUOZE encoding)
sometimes nicknamed DEC Squoze. Packed BCD Hertz encoding Chen–Ho encoding Densely packed decimal (DPD) BCD (character encoding) Base 50 (numeral system) Base...
17 KB (1,485 words) - 08:13, 2 August 2024
ASCII character (value 3). BCD numbers are generally assumed to be stored in the lowest byte of a register, e.g. AL; operations on unpacked BCD numbers...
10 KB (1,363 words) - 07:53, 15 January 2024
EBCDIC (redirect from Extended BCD Interchange Code)
eight-bit character encoding, developed separately from the seven-bit ASCII encoding scheme. It was created to extend the existing Binary-Coded Decimal (BCD) Interchange...
45 KB (2,483 words) - 22:13, 19 October 2024
Composition of all other characters, including display patterns for BCD inputs above nine, is identical....Display patterns for BCD input counts above 9 are...
14 KB (1,087 words) - 22:37, 3 December 2024
to 86399. The types are: BCD, CF, SBS BCD, CF BCD BCD, SBS BCD, BCD_Year, CF, SBS BCD, BCD_Year, CF BCD, BCD_Year BCD, BCD_Year, SBS The recognized signal...
15 KB (1,449 words) - 14:54, 25 September 2024
option. Transcode is a six-bit character code. It relates to IBM's punched card code but, like EBCDIC, it is not BCD. Its 64 values consist of the 26...
12 KB (199 words) - 13:16, 1 March 2023
implemented these types, using the densely packed decimal binary encoding rather than BCD. Starting with Power ISA 3.0, decimal integer arithmetic instructions...
12 KB (1,351 words) - 13:42, 22 December 2024
DEC RADIX 50 (redirect from RADIX-50 encoding)
Base 40 Base conversion Chen–Ho encoding Densely packed decimal (DPD) Hertz encoding Packed BCD Six-bit character code Split octal "Chapter VI: The...
15 KB (1,148 words) - 08:34, 12 July 2024
Hexadecimal (section Base16 (transfer encoding))
Support for Base16 encoding is ubiquitous in modern computing. It is the basis for the W3C standard for URL percent encoding, where a character is replaced with...
64 KB (5,691 words) - 00:30, 9 December 2024
IBM 1401 (section Character and op codes)
IBM 80 column punched card character code: B,A from 12, B from 11, and A from 0; the setting of bits 8,4,2,1 from BCD encoding of the 1 through 9 punches...
54 KB (4,262 words) - 17:04, 28 August 2024
List of binary codes (redirect from Five-bit character code)
Six-bit BCD (Binary Coded Decimal), used by early mainframe computers. Six-bit ASCII subset of the primitive seven-bit ASCII Braille – Braille characters are...
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Code page (redirect from Coded graphic-character representation)
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...
93 KB (9,354 words) - 04:45, 20 December 2024
1 to 48 bits have been used. The six-bit character code was an often-used implementation in early encoding systems, and computers using six-bit and nine-bit...
63 KB (6,739 words) - 16:27, 22 December 2024
Gray code (redirect from Natural Gray BCD)
Schleifencode (English: "loop code"). It differs from Gray BCD code only in the encoding of state 0 to make it a cyclic unit-distance code for full-circle...
181 KB (15,917 words) - 11:17, 6 November 2024
CDC display code (category Character sets)
packed 10 characters per word. It is a six-bit extension of the four-bit BCD encoding, and was referred to as BCDIC[citation needed] (BCD interchange...
29 KB (520 words) - 21:03, 24 October 2024
IBM tape labels on 9-track tapes use EBCDIC character encoding; 7-track tapes (now obsolete) used BCD encoding. ANSI/ISO/ECMA tape labels are similar to...
4 KB (564 words) - 19:56, 21 May 2023
Run-length encoding (RLE) of initial data. Burrows–Wheeler transform (BWT), or block sorting. Move-to-front (MTF) transform. Run-length encoding (RLE) of...
21 KB (2,818 words) - 22:23, 25 October 2024
representation of the plus character (+) on punched cards when NORAD upgraded their UNIVAC computers to use the EBCDIC character set rather than BCD. This problem...
15 KB (1,723 words) - 15:38, 2 October 2024
numeral system and also sometimes called thermometer code, is an entropy encoding that represents a natural number, n, with a code of length n + 1 ( or n...
10 KB (989 words) - 00:54, 6 December 2024
18-bit computing (section Character encoding)
computers often using 36 bit words and 6-bit character sets, sometimes implemented as extensions of BCD, were the norm. There were also 18-bit teletypes...
3 KB (427 words) - 04:53, 10 September 2024
calculators do all their calculations in binary-coded decimal (BCD) rather than binary. BCD is common in electronic systems where a numeric value is to be...
73 KB (8,188 words) - 11:19, 15 December 2024
and 4-bit BCD is commonly referred to as 'numeric-paging'. BCD encoding packs 4 bit BCD symbols 5 to a codeword into bits 30-11. The most significant...
17 KB (2,682 words) - 02:32, 6 November 2024
Punched card (redirect from Hollerith encoding)
smaller than those in paper tape. Data is stored in 6-bit BCD, with three rows of 32 characters each, or 8-bit EBCDIC. In this format, each column of the...
69 KB (7,116 words) - 05:45, 2 December 2024