Table 1: Control Characters
| CHAR | DEC | HEX | Control-Key | Description |
|---|---|---|---|---|
| NUL | 0 | 00 | ^@ | Null |
| SOH | 1 | 01 | ^A | Start of heading |
| STX | 2 | 02 | ^B | Start of text |
| ETX | 3 | 03 | ^C | End of text |
| EOT | 4 | 04 | ^D | End of transmission |
| ENQ | 5 | 05 | ^E | Enquiry (teamed up with ACK) |
| ACK | 6 | 06 | ^F | Acknowledge (clears ENQ) |
| BEL | 7 | 07 | ^G | Bell (rings bell) |
| BS | 8 | 08 | ^H | Backspace |
| HT | 9 | 09 | ^I | Horizontal tab |
| LF | 10 | 0A | ^J | Line feed |
| VT | 11 | 0B | ^K | Vertical tab |
| FF | 12 | 0C | ^L | Form feed (eject page) |
| CR | 13 | 0D | ^M | Carriage return |
| SO | 14 | 0E | ^N | Shift out (select alternate character set) |
| SI | 15 | 0F | ^O | Shift in (select default character set) |
| DLE | 16 | 10 | ^P | Data link escape |
| DC1 | 17 | 11 | ^Q | Device control 1 (resume listing) |
| DC2 | 18 | 12 | ^R | Device control 2 |
| DC3 | 19 | 13 | ^S | Device control 3 (pause listing) |
| DC4 | 20 | 14 | ^T | Device control 4 |
| NAK | 21 | 15 | ^U | Negative acknowledge |
| SYN | 22 | 16 | ^V | Synchronous idle |
| ETB | 23 | 17 | ^W | End transmission block (not the same as EOT) |
| CAN | 24 | 18 | ^X | Cancel line |
| EM | 25 | 19 | ^Y | End of medium |
| SUB | 26 | 1A | ^Z | Substitute |
| ESC | 27 | 1B | ^[ | Escape (next character not echoed) |
| FS | 28 | 1C | ^\ | File separator |
| GS | 29 | 1D | ^] | Group separator |
| RS | 30 | 1E | ^^ | Record separator |
| US | 31 | 1F | ^_ | Unit separator |