ASCII control characters |
| Dec | Hex | Binary | Char-
acter |
Description |
|---|---|---|---|---|
| 0 | 00 | 00000000 | NUL | null |
| 1 | 01 | 00000001 | SOH | start of header |
| 2 | 02 | 00000010 | STX | start of text |
| 3 | 03 | 00000011 | ETX | end of text |
| 4 | 04 | 00000100 | EOT | end of transmission |
| 5 | 05 | 00000101 | ENQ | enquiry |
| 6 | 06 | 00000110 | ACK | acknowledge |
| 7 | 07 | 00000111 | BEL | bell |
| 8 | 08 | 00001000 | BS | backspace |
| 9 | 09 | 00001001 | HT | horizontal tab |
| 10 | 0A | 00001010 | LF | line feed |
| 11 | 0B | 00001011 | VT | vertical tab |
| 12 | 0C | 00001100 | FF | form feed |
| 13 | 0D | 00001101 | CR | enter / carriage return |
| 14 | 0E | 00001110 | SO | shift out |
| 15 | 0F | 00001111 | SI | shift in |
| 16 | 10 | 00010000 | DLE | data link escape |
| 17 | 11 | 00010001 | DC1 | device control 1 |
| 18 | 12 | 00010010 | DC2 | device control 2 |
| 19 | 13 | 00010011 | DC3 | device control 3 |
| 20 | 14 | 00010100 | DC4 | device control 4 |
| 21 | 15 | 00010101 | NAK | negative acknowledge |
| 22 | 16 | 00010110 | SYN | synchronize |
| 23 | 17 | 00010111 | ETB | end of trans. block |
| 24 | 18 | 00011000 | CAN | cancel |
| 25 | 19 | 00011001 | EM | end of medium |
| 26 | 1A | 00011010 | SUB | substitute |
| 27 | 1B | 00011011 | ESC | escape |
| 28 | 1C | 00011100 | FS | file separator |
| 29 | 1D | 00011101 | GS | group separator |
| 30 | 1E | 00011110 | RS | record separator |
| 31 | 1F | 00011111 | US | unit separator |
| 127 | 7F | 01111111 | DEL | delete |