Use this chart to identify the ASCII code for an individual
keyboard key. For example, if you want the SPACE (space) key to be the timer Start / Stop control key, enter a 32 for the setting.
Char | ASCII Code | | null | 0 |
| soh | 1 | | stx | 2 | | etx | 3 | | eot | 4 | | enq | 5 | | ack | 6 |
| bell | 7 | | backspace | 8 | | tab | 9 | | newline | 10 | | vt | 11 | | np | 12 |
| enter | 13 | | so | 14 | | si | 15 | | dle | 16 | | dc1 | 17 | | dc2 | 18 |
| dc3 | 19 | | dc4 | 20 | | nak | 21 | | syn | 22 | | etb | 23 | | can | 24 |
| em | 25 | | sub | 26 | | esc | 27 | | fs | 28 | | gs | 29 | | rs | 30 |
| us | 31 | | | Char | ASCII Code |
| space | 32 | | ! | 33 | | " | 34 | | # | 35 | | $ | 36 | | % | 37 |
| & | 38 | | ' | 39 | | ( | 40 | | ) | 41 | | * | 42 | | + | 43 |
| , | 44 | | - | 45 | | . | 46 | | / | 47 | | 0 | 48 | | 1 | 49 |
| 2 | 50 | | 3 | 51 | | 4 | 52 | | 5 | 53 | | 6 | 54 | | 7 | 55 |
| 8 | 56 | | 9 | 57 | | : | 58 | | ; | 59 | | < | 60 | | = | 61 |
| > | 62 | | ? | 63 | | | Char | ASCII Code |
| @ | 64 | | A | 65 | | B | 66 | | C | 67 | | D | 68 | | E | 69 |
| F | 70 | | G | 71 | | H | 72 | | I | 73 | | J | 74 | | K | 75 |
| L | 76 | | M | 77 | | N | 78 | | O | 79 | | P | 80 | | Q | 81 |
| R | 82 | | S | 83 | | T | 84 | | U | 85 | | V | 86 | | W | 87 |
| X | 88 | | Y | 89 | | Z | 90 | | [ | 91 | | \ | 92 | | ] | 93 |
| ^ | 94 | | _ | 95 | | | Char | ASCII Code |
| ` | 96 | | a | 97 | | b | 98 | | c | 99 | | d | 100 | | e | 101 |
| f | 102 | | g | 103 | | h | 104 | | i | 105 | | j | 106 | | k | 107 |
| l | 108 | | m | 109 | | n | 110 | | o | 111 | | p | 112 | | q | 113 |
| r | 114 | | s | 115 | | t | 116 | | u | 117 | | v | 118 | | w | 119 |
| x | 120 | | y | 121 | | z | 122 | | { | 123 | | | | 124 | | } | 125 |
| ~ | 126 | | del | 127 | |