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Database: 189759 (19 Oct 2025)
GB/T 2787-1981 English PDF
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GB/T 2787-1981
: Keyboard for international information processing interchange using the 7-bit coded character set. Alpha-numeric area
Status: Obsolete
Standard ID
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Standard Title (Description)
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GB/T 2787-1981
English
319
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Keyboard for international information processing interchange using the 7-bit coded character set. Alpha-numeric area
Obsolete
GB/T 2787-1981
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Basic data
Standard ID
GB/T 2787-1981 (GB/T2787-1981)
Description (Translated English)
Keyboard for international information processing interchange using the 7-bit coded character set. Alpha-numeric area
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
L63
Classification of International Standard
35.18
Word Count Estimation
8,828
Date of Issue
10/26/1981
Date of Implementation
8/1/1982
Adopted Standard
ISO 2530-1975, MOD
Issuing agency(ies)
State Standards Administration
Summary
This Standard specifies GB 1988-80 alphanumeric zone layout on the keyboard, "with a bit coded character set for information processing interchange. " Standard also specifies the relationship between the pair of characters and character configuration to each key position. Consider group and the corresponding character in place, the main pairing rules according to the principles of binary bit conversion. For example: For a graphic character, it is the character code table columns 2, 4, 5, respectively, with the corresponding character on the 3, 6, 7 column in the same row pairing. Alphanumeric keyboard layout area, only indicates the relative position of the key. Layout in the number keys marked only as a reference. This Standard is applicable to a keyboard device information processing equipment with the exchange.