International Standards Organization 646, for encoding information appropriate to the United States (1972 to present).
International Standards Organization 646, for encoding information as the International Reference Version from which all other country specific encodings are based (1991 to present).
Also known as:
USASCII - X3.4-1967 -- there is one notable difference: broken vertical bar instead of vertical bar
ISO 646-IRV-1991 -- capitalist forces displace ISO 646-IRV-1972 with ISO 646-US-1972, establishing the new International Reference Version of ISO 646-IRV-1991. BFD.
As per ISO 6429, the newline sequence: 0A (LF)
CP/M and Microsoft DOS and Windows idiosyncratically uses: 0D 0A (CR LF)
Apple's AppleDOS, ProDOS, GS/OS and MacOS idiosyncratically uses: 0D (CR)
Unix, AmigaOS, Linux, and many other OS's use the standard's specification.
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0
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NUL | DLE | SP |
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1
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SOH | DC1 |
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2
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STX | DC2 |
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3
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ETX | DC3 |
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4
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EOT | DC4 |
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5
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ENQ | NAK |
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6
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ACK | SYN |
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7
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BEL | ETB |
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8
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BS | CAN |
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9
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HT | EM |
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A
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LF | SUB |
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B
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VT | ESC |
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C
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FF | FS |
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D
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CR | GS |
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E
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SO | RS |
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F
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SI | US |
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DEL |
Legend
| light blue background indicates a control character
technically, not part of ISO 646 |
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| normal colored background indicates a glyph (printable) character | |
| NUL | null |
| SOH | start of heading |
| STX | start of text |
| ETX | end of text |
| EOT | end of transmission |
| ENQ | enquiry |
| ACK | acknowledge |
| BEL | bell (audible or attention signal) |
| BS | backspace |
| HT | horizontal tabulation |
| LF | line feed |
| VT | vertical tabulation |
| FF | form feed |
| CR | carriage return |
| SO | shift out |
| SI | shift in |
| DLE | data link escape |
| DC1 | device control 1 (XON) |
| DC2 | device control 2 |
| DC3 | device control 3 (XOFF) |
| DC4 | device control 4 |
| NAK | negative acknowledge |
| SYN | synchronous idle |
| ETB | end of transmission block |
| CAN | cancel |
| EM | end of medium |
| SUB | substitute |
| ESC | escape |
| FS | file separator |
| GS | group separator |
| RS | record separator |
| US | unit separator |
| SP | space (normally whitespace glyph) |
| ' | apostrophe |
| , | comma |
| < | less than |
| > | greater than |
| \ | reverse slant |
| | | vertical bar |
| DEL | delete |
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