# آيزو/آي إي سي 646

آيزو/آي إي سي 646 (بالإنجليزية: ISO/IEC 646)‏ هي مجموعة من المعايير الصادرة من المنظمة الدولية للمعايير واللجنة الكهروتقنية الدولية، والتي تصف تقنية المعلومات - مجموعة أحرف مشفرة من 7 بت لتبادل المعلومات وتم تطويرها بالتعاون مع أسكي منذ عام 1964. ومنذ الإصدار الأولى لها في عام 1967، حددت مجموعة من أحرف الكود من 7 بت والتي تم استخدامها في العديد من المعايير الوطنية.

## مخطط الأحرف

آيزو/آي إي سي 646 :
| | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F |
| 0x | title=" 0 U+0000: Control (alias NULL) (alias NUL) " style="font-size:75%;padding:1px;"| NUL | title=" 1 U+0001: Control (alias START OF HEADING) (alias SOH) " style="font-size:75%;padding:1px;"| SOH | title=" 2 U+0002: Control (alias START OF TEXT) (alias STX) " style="font-size:75%;padding:1px;"| STX | title=" 3 U+0003: Control (alias END OF TEXT) (alias ETX) " style="font-size:75%;padding:1px;"| ETX | title=" 4 U+0004: Control (alias END OF TRANSMISSION) (alias EOT) " style="font-size:75%;padding:1px;"| EOT | title=" 5 U+0005: Control (alias ENQUIRY) (alias ENQ) " style="font-size:75%;padding:1px;"| ENQ | title=" 6 U+0006: Control (alias ACKNOWLEDGE) (alias ACK) " style="font-size:75%;padding:1px;"| ACK | title=" 7 U+0007: Control (alias ALERT) (alias BEL) " style="font-size:75%;padding:1px;"| BEL | title=" 8 U+0008: Control (alias BACKSPACE) (alias BS) " style="font-size:75%;padding:1px;"| BS | title=" 9 U+0009: Control (alias CHARACTER TABULATION) (alias HORIZONTAL TABULATION) (alias HT) (alias TAB) " style="font-size:75%;padding:1px;"| HT | title=" 10 U+000A: Control (alias LINE FEED) (alias NEW LINE) (alias END OF LINE) (alias LF) (alias NL) (alias EOL) " style="font-size:75%;padding:1px;"| LF | title=" 11 U+000B: Control (alias LINE TABULATION) (alias VERTICAL TABULATION) (alias VT) " style="font-size:75%;padding:1px;"| VT | title=" 12 U+000C: Control (alias FORM FEED) (alias FF) " style="font-size:75%;padding:1px;"| FF | title=" 13 U+000D: Control (alias CARRIAGE RETURN) (alias CR) " style="font-size:75%;padding:1px;"| CR | title=" 14 U+000E: Control (alias SHIFT OUT) (alias LOCKING-SHIFT ONE) (alias SO) " style="font-size:75%;padding:1px;"| SO | title=" 15 U+000F: Control (alias SHIFT IN) (alias LOCKING-SHIFT ZERO) (alias SI) " style="font-size:75%;padding:1px;"| SI |
| 1x | title=" 16 U+0010: Control (alias DATA LINK ESCAPE) (alias DLE) " style="font-size:75%;padding:1px;"| DLE | title=" 17 U+0011: Control (alias DEVICE CONTROL ONE) (alias DC1) " style="font-size:75%;padding:1px;"| DC1 | title=" 18 U+0012: Control (alias DEVICE CONTROL TWO) (alias DC2) " style="font-size:75%;padding:1px;"| DC2 | title=" 19 U+0013: Control (alias DEVICE CONTROL THREE) (alias DC3) " style="font-size:75%;padding:1px;"| DC3 | title=" 20 U+0014: Control (alias DEVICE CONTROL FOUR) (alias DC4) " style="font-size:75%;padding:1px;"| DC4 | title=" 21 U+0015: Control (alias NEGATIVE ACKNOWLEDGE) (alias NAK) " style="font-size:75%;padding:1px;"| NAK | title=" 22 U+0016: Control (alias SYNCHRONOUS IDLE) (alias SYN) " style="font-size:75%;padding:1px;"| SYN | title=" 23 U+0017: Control (alias END OF TRANSMISSION BLOCK) (alias ETB) " style="font-size:75%;padding:1px;"| ETB | title=" 24 U+0018: Control (alias CANCEL) (alias CAN) " style="font-size:75%;padding:1px;"| إلغاء الحرف $^{[لغاتأخرى]}$‏ | title=" 25 U+0019: Control (alias END OF MEDIUM) (alias EOM) " style="font-size:75%;padding:1px;"| EM | title=" 26 U+001A: Control (alias SUBSTITUTE) (alias SUB) " style="font-size:75%;padding:1px;"| SUB | title=" 27 U+001B: Control (alias ESCAPE) (alias ESC) " style="font-size:75%;padding:1px;"| ESC | title=" 28 U+001C: Control (alias INFORMATION SEPARATOR FOUR) (alias FILE SEPARATOR) (alias FS) " style="font-size:75%;padding:1px;"| FS | title=" 29 U+001D: Control (alias INFORMATION SEPARATOR THREE) (alias GROUP SEPARATOR) (alias GS) " style="font-size:75%;padding:1px;"| GS | title=" 30 U+001E: Control (alias INFORMATION SEPARATOR TWO) (alias RECORD SEPARATOR) (alias RS) " style="font-size:75%;padding:1px;"| RS | title=" 31 U+001F: Control (alias INFORMATION SEPARATOR ONE) (alias UNIT SEPARATOR) (alias US) " style="font-size:75%;padding:1px;"| US |
| 2x | title=" 32 U+0020: SPACE (alias SP) " style="font-size:75%;padding:1px;"| SP | title=" 33 U+0021: EXCLAMATION MARK " style="padding:1px;"| ! | title=" 34 U+0022: QUOTATION MARK " style="padding:1px;"| " | title=" 35 U+0023: NUMBER SIGN " style="padding:1px;"| # | title=" 36 U+0024: DOLLAR SIGN " style="padding:1px;"| $ | title=" 37 U+0025: PERCENT SIGN " style="padding:1px;"| % | title=" 38 U+0026: AMPERSAND " style="padding:1px;"| & | title=" 39 U+0027: APOSTROPHE " style="padding:1px;"| ' | title=" 40 U+0028: LEFT PARENTHESIS " style="padding:1px;"| ( | title=" 41 U+0029: RIGHT PARENTHESIS " style="padding:1px;"| ) | title=" 42 U+002A: ASTERISK " style="padding:1px;"| * | title=" 43 U+002B: PLUS SIGN " style="padding:1px;"| + | title=" 44 U+002C: COMMA " style="padding:1px;"| , | title=" 45 U+002D: HYPHEN-MINUS " style="padding:1px;"| - | title=" 46 U+002E: FULL STOP " style="padding:1px;"| . | title=" 47 U+002F: SOLIDUS " style="padding:1px;"| / |
| 3x | title=" 48 U+0030: DIGIT ZERO " style="padding:1px;"| 0 | title=" 49 U+0031: DIGIT ONE " style="padding:1px;"| 1 | title=" 50 U+0032: DIGIT TWO " style="padding:1px;"| 2 | title=" 51 U+0033: DIGIT THREE " style="padding:1px;"| 3 | title=" 52 U+0034: DIGIT FOUR " style="padding:1px;"| 4 | title=" 53 U+0035: DIGIT FIVE " style="padding:1px;"| 5 | title=" 54 U+0036: DIGIT SIX " style="padding:1px;"| 6 | title=" 55 U+0037: DIGIT SEVEN " style="padding:1px;"| 7 | title=" 56 U+0038: DIGIT EIGHT " style="padding:1px;"| 8 | title=" 57 U+0039: DIGIT NINE " style="padding:1px;"| 9 | title=" 58 U+003A: COLON " style="padding:1px;"| : | title=" 59 U+003B: SEMICOLON " style="padding:1px;"| ; | title=" 60 U+003C: LESS-THAN SIGN " style="padding:1px;"| < | title=" 61 U+003D: EQUALS SIGN " style="padding:1px;"| = | title=" 62 U+003E: GREATER-THAN SIGN " style="padding:1px;"| > | title=" 63 U+003F: QUESTION MARK " style="padding:1px;"| ? |
| 4x | title=" 64 U+0040: COMMERCIAL AT " style="padding:1px;"| @ | title=" 65 U+0041: LATIN CAPITAL LETTER A " style="padding:1px;"| A | title=" 66 U+0042: LATIN CAPITAL LETTER B " style="padding:1px;"| B | title=" 67 U+0043: LATIN CAPITAL LETTER C " style="padding:1px;"| C | title=" 68 U+0044: LATIN CAPITAL LETTER D " style="padding:1px;"| D | title=" 69 U+0045: LATIN CAPITAL LETTER E " style="padding:1px;"| E | title=" 70 U+0046: LATIN CAPITAL LETTER F " style="padding:1px;"| F | title=" 71 U+0047: LATIN CAPITAL LETTER G " style="padding:1px;"| G | title=" 72 U+0048: LATIN CAPITAL LETTER H " style="padding:1px;"| H | title=" 73 U+0049: LATIN CAPITAL LETTER I " style="padding:1px;"| I | title=" 74 U+004A: LATIN CAPITAL LETTER J " style="padding:1px;"| J | title=" 75 U+004B: LATIN CAPITAL LETTER K " style="padding:1px;"| K | title=" 76 U+004C: LATIN CAPITAL LETTER L " style="padding:1px;"| L | title=" 77 U+004D: LATIN CAPITAL LETTER M " style="padding:1px;"| M | title=" 78 U+004E: LATIN CAPITAL LETTER N " style="padding:1px;"| N | title=" 79 U+004F: LATIN CAPITAL LETTER O " style="padding:1px;"| O |
| 5x | title=" 80 U+0050: LATIN CAPITAL LETTER P " style="padding:1px;"| P | title=" 81 U+0051: LATIN CAPITAL LETTER Q " style="padding:1px;"| Q | title=" 82 U+0052: LATIN CAPITAL LETTER R " style="padding:1px;"| R | title=" 83 U+0053: LATIN CAPITAL LETTER S " style="padding:1px;"| S | title=" 84 U+0054: LATIN CAPITAL LETTER T " style="padding:1px;"| T | title=" 85 U+0055: LATIN CAPITAL LETTER U " style="padding:1px;"| U | title=" 86 U+0056: LATIN CAPITAL LETTER V " style="padding:1px;"| V | title=" 87 U+0057: LATIN CAPITAL LETTER W " style="padding:1px;"| W | title=" 88 U+0058: LATIN CAPITAL LETTER X " style="padding:1px;"| X | title=" 89 U+0059: LATIN CAPITAL LETTER Y " style="padding:1px;"| Y | title=" 90 U+005A: LATIN CAPITAL LETTER Z " style="padding:1px;"| Z | title=" 91 U+005B: LEFT SQUARE BRACKET " style="padding:1px;"| [ | title=" 92 U+005C: REVERSE SOLIDUS " style="padding:1px;"| \ | title=" 93 U+005D: RIGHT SQUARE BRACKET " style="padding:1px;"| ] | title=" 94 U+005E: CIRCUMFLEX ACCENT " style="padding:1px;"| ^ | title=" 95 U+005F: LOW LINE " style="padding:1px;"| _ |
| 6x | title=" 96 U+0060: GRAVE ACCENT " style="padding:1px;"| ` | title=" 97 U+0061: LATIN SMALL LETTER A " style="padding:1px;"| A | title=" 98 U+0062: LATIN SMALL LETTER B " style="padding:1px;"| B | title=" 99 U+0063: LATIN SMALL LETTER C " style="padding:1px;"| C | title=" 100 U+0064: LATIN SMALL LETTER D " style="padding:1px;"| D | title=" 101 U+0065: LATIN SMALL LETTER E " style="padding:1px;"| E | title=" 102 U+0066: LATIN SMALL LETTER F " style="padding:1px;"| F | title=" 103 U+0067: LATIN SMALL LETTER G " style="padding:1px;"| G | title=" 104 U+0068: LATIN SMALL LETTER H " style="padding:1px;"| H | title=" 105 U+0069: LATIN SMALL LETTER I " style="padding:1px;"| I | title=" 106 U+006A: LATIN SMALL LETTER J " style="padding:1px;"| J | title=" 107 U+006B: LATIN SMALL LETTER K " style="padding:1px;"| K | title=" 108 U+006C: LATIN SMALL LETTER L " style="padding:1px;"| L | title=" 109 U+006D: LATIN SMALL LETTER M " style="padding:1px;"| M | title=" 110 U+006E: LATIN SMALL LETTER N " style="padding:1px;"| N | title=" 111 U+006F: LATIN SMALL LETTER O " style="padding:1px;"| O |
| 7x | title=" 112 U+0070: LATIN SMALL LETTER P " style="padding:1px;"| P | title=" 113 U+0071: LATIN SMALL LETTER Q " style="padding:1px;"| Q | title=" 114 U+0072: LATIN SMALL LETTER R " style="padding:1px;"| R | title=" 115 U+0073: LATIN SMALL LETTER S " style="padding:1px;"| S | title=" 116 U+0074: LATIN SMALL LETTER T " style="padding:1px;"| T | title=" 117 U+0075: LATIN SMALL LETTER U " style="padding:1px;"| U | title=" 118 U+0076: LATIN SMALL LETTER V " style="padding:1px;"| V | title=" 119 U+0077: LATIN SMALL LETTER W " style="padding:1px;"| W | title=" 120 U+0078: LATIN SMALL LETTER X " style="padding:1px;"| X | title=" 121 U+0079: LATIN SMALL LETTER Y " style="padding:1px;"| Y | title=" 122 U+007A: LATIN SMALL LETTER Z " style="padding:1px;"| Z | title=" 123 U+007B: LEFT CURLY BRACKET " style="padding:1px;"| { | title=" 124 U+007C: VERTICAL LINE " style="padding:1px;"| | | title=" 125 U+007D: RIGHT CURLY BRACKET " style="padding:1px;"| } | title=" 126 U+007E: TILDE " style="padding:1px;"| ~ | title=" 127 U+007F: Control (alias DELETE) (alias DEL) " style="font-size:75%;padding:1px;"| DEL |