| 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | |
| 0 | ( | 2 | < | F | P | Z | d | n | x | |
| 1 | ) | 3 | = | G | Q | [ | e | o | y | |
| 2 | * | 4 | > | H | R | \ | f | p | z | |
| 3 | ! | + | 5 | ? | I | S | ] | g | q | { |
| 4 | " | , | 6 | @ | J | T | ^ | h | r | | |
| 5 | # | - | 7 | A | K | U | _ | i | s | } |
| 6 | $ | . | 8 | B | L | V | ` | j | t | ~ |
| 7 | % | / | 9 | C | M | W | a | k | u | |
| 8 | & | 0 | : | D | N | X | b | l | v | |
| 9 | ' | 1 | ; | E | O | Y | c | m | w |
Octal value and character. The value 40 is a space.
| 40 | 50 | 60 | 70 | 100 | 110 | 120 | 130 | 140 | 150 | 160 | 170 | |
| 0 | | ( | 0 | 8 | @ | H | P | X | ' | h | p | x |
| 1 | ! | ) | 1 | 9 | A | I | Q | Y | a | i | q | y |
| 2 | " | * | 2 | : | B | J | R | Z | b | j | r | z |
| 3 | # | + | 3 | ; | C | K | S | [ | c | k | s | { |
| 4 | $ | , | 4 | < | D | L | T | \ | d | l | t | | |
| 5 | % | - | 5 | = | E | M | U | ] | e | m | u | } |
| 6 | & | . | 6 | > | F | N | V | ^ | f | n | v | ~ |
| 7 | ' | / | 7 | ? | G | O | W | _ | g | o | w |
| Decimal | Octal | Mnemonic | Control | Description |
| 0 | 000 | NUL | ctrl/@ | Null character |
| 1 | 001 | SOH | ctrl/A | Start of heading |
| 2 | 002 | STX | ctrl/B | Start of text |
| 3 | 003 | ETX | ctrl/C | End of text |
| 4 | 004 | EOT | ctrl/D | End of transmission |
| 5 | 005 | ENQ | ctrl/E | Enquire |
| 6 | 006 | ACK | ctrl/F | Acknowledge |
| 7 | 007 | BEL | ctrl/G | Bell |
| 8 | 010 | BS | ctrl/H | Backspace |
| 9 | 011 | HT | ctrl/I | Horizontal tab |
| 10 | 012 | LF | ctrl/J | Line feed |
| 11 | 013 | VT | ctrl/K | Vertical tab |
| 12 | 014 | FF | ctrl/L | Form feed |
| 13 | 015 | CR | ctrl/M | Carriage return |
| 14 | 016 | SO | ctrl/N | Shift out |
| 15 | 017 | SI | ctrl/O | Shift in |
| 16 | 020 | DLE | ctrl/P | Data link escape |
| 17 | 021 | DC1 | ctrl/Q | Device control 1 (XON) |
| 18 | 022 | DC2 | ctrl/R | Device control 2 |
| 19 | 023 | DC3 | ctrl/S | Device control 3 (XOFF) |
| 20 | 024 | DC4 | ctrl/T | Device control 4 |
| 21 | 025 | NAK | ctrl/U | Negative acknowledge |
| 22 | 026 | SYN | ctrl/V | Synchronise |
| 23 | 027 | ETB | ctrl/W | End transmission of block |
| 24 | 030 | CAN | ctrl/X | Cancel |
| 25 | 031 | EM | ctrl/Y | End of medium |
| 26 | 032 | EOF | ctrl/Z | End-of-file |
| 27 | 033 | ESC | ctrl/[ | Escape |
| 28 | 034 | FS | ctrl/\ | File separator |
| 29 | 035 | GS | ctrl/] | Group separator |
| 30 | 036 | RS | ctrl/^ | Record separator |
| 31 | 037 | US | ctrl/_ | Unit separator |
| 127 | 177 | DEL | Delete |