Keyboard scan codes
Special physical keys are encoded with the DOS scan codes for these keys in the second byte of the TKeyEvent type. A complete list of scan codes can be found in the below table. This is the list of keys that is used by the default key event translation mechanism. When writing a keyboard driver, either these constants should be returned by the various key event functions, or the TranslateKeyEvent hook should be implemented by the driver.
Key Scancodes
| Code |
Key |
Code |
Key |
Code |
Key |
| 00 |
NoKey |
3D |
F3 |
70 |
ALT-F9 |
| 01 |
ALT-Esc |
3E |
F4 |
71 |
ALT-F10 |
| 02 |
ALT-Space |
3F |
F5 |
72 |
CTRL-PrtSc |
| 04 |
CTRL-Ins |
40 |
F6 |
73 |
CTRL-Left |
| 05 |
SHIFT-Ins |
41 |
F7 |
74 |
CTRL-Right |
| 06 |
CTRL-Del |
42 |
F8 |
75 |
CTRL-end |
| 07 |
SHIFT-Del |
43 |
F9 |
76 |
CTRL-PgDn |
| 08 |
ALT-Back |
44 |
F10 |
77 |
CTRL-Home |
| 09 |
ALT-SHIFT-Back |
47 |
Home |
78 |
ALT-1 |
| 0F |
SHIFT-Tab |
48 |
Up |
79 |
ALT-2 |
| 10 |
ALT-Q |
49 |
PgUp |
7A |
ALT-3 |
| 11 |
ALT-W |
4B |
Left |
7B |
ALT-4 |
| 12 |
ALT-E |
4C |
Center |
7C |
ALT-5 |
| 13 |
ALT-R |
4D |
Right |
7D |
ALT-6 |
| 14 |
ALT-T |
4E |
ALT-GrayPlus |
7E |
ALT-7 |
| 15 |
ALT-Y |
4F |
end |
7F |
ALT-8 |
| 16 |
ALT-U |
50 |
Down |
80 |
ALT-9 |
| 17 |
ALT-I |
51 |
PgDn |
81 |
ALT-0 |
| 18 |
ALT-O |
52 |
Ins |
82 |
ALT-Minus |
| 19 |
ALT-P |
53 |
Del |
83 |
ALT-Equal |
| 1A |
ALT-LftBrack |
54 |
SHIFT-F1 |
84 |
CTRL-PgUp |
| 1B |
ALT-RgtBrack |
55 |
SHIFT-F2 |
85 |
F11 |
| 1E |
ALT-A |
56 |
SHIFT-F3 |
86 |
F12 |
| 1F |
ALT-S |
57 |
SHIFT-F4 |
87 |
SHIFT-F11 |
| 20 |
ALT-D |
58 |
SHIFT-F5 |
88 |
SHIFT-F12 |
| 21 |
ALT-F |
59 |
SHIFT-F6 |
89 |
CTRL-F11 |
| 22 |
ALT-G |
5A |
SHIFT-F7 |
8A |
CTRL-F12 |
| 23 |
ALT-H |
5B |
SHIFT-F8 |
8B |
ALT-F11 |
| 24 |
ALT-J |
5C |
SHIFT-F9 |
8C |
ALT-F12 |
| 25 |
ALT-K |
5D |
SHIFT-F10 |
8D |
CTRL-Up |
| 26 |
ALT-L |
5E |
CTRL-F1 |
8E |
CTRL-Minus |
| 27 |
ALT-SemiCol |
5F |
CTRL-F2 |
8F |
CTRL-Center |
| 28 |
ALT-Quote |
60 |
CTRL-F3 |
90 |
CTRL-GreyPlus |
| 29 |
ALT-OpQuote |
61 |
CTRL-F4 |
91 |
CTRL-Down |
| 2B |
ALT-BkSlash |
62 |
CTRL-F5 |
94 |
CTRL-Tab |
| 2C |
ALT-Z |
63 |
CTRL-F6 |
97 |
ALT-Home |
| 2D |
ALT-X |
64 |
CTRL-F7 |
98 |
ALT-Up |
| 2E |
ALT-C |
65 |
CTRL-F8 |
99 |
ALT-PgUp |
| 2F |
ALT-V |
66 |
CTRL-F9 |
9B |
ALT-Left |
| 30 |
ALT-B |
67 |
CTRL-F10 |
9D |
ALT-Right |
| 31 |
ALT-N |
68 |
ALT-F1 |
9F |
ALT-end |
| 32 |
ALT-M |
69 |
ALT-F2 |
A0 |
ALT-Down |
| 33 |
ALT-Comma |
6A |
ALT-F3 |
A1 |
ALT-PgDn |
| 34 |
ALT-Period |
6B |
ALT-F4 |
A2 |
ALT-Ins |
| 35 |
ALT-Slash |
6C |
ALT-F5 |
A3 |
ALT-Del |
| 37 |
ALT-GreyAst |
6D |
ALT-F6 |
A5 |
ALT-Tab |
| 3B |
F1 |
6E |
ALT-F7 |
|
|
| 3C |
F2 |
6F |
ALT-F8 |
|
|
A list of scan codes for special keys and combinations with the SHIFT, ALT and CTRL keys can be found in the following table: They are for quick reference only.
Special keys scan codes
| Key |
Code |
SHIFT-Key |
CTRL-Key |
Alt-Key |
| NoKey |
00 |
|
|
|
| F1 |
3B |
54 |
5E |
68 |
| F2 |
3C |
55 |
5F |
69 |
| F3 |
3D |
56 |
60 |
6A |
| F4 |
3E |
57 |
61 |
6B |
| F5 |
3F |
58 |
62 |
6C |
| F6 |
40 |
59 |
63 |
6D |
| F7 |
41 |
5A |
64 |
6E |
| F8 |
42 |
5B |
65 |
6F |
| F9 |
43 |
5C |
66 |
70 |
| F10 |
44 |
5D |
67 |
71 |
| F11 |
85 |
87 |
89 |
8B |
| F12 |
86 |
88 |
8A |
8C |
| Home |
47 |
|
77 |
97 |
| Up |
48 |
|
8D |
98 |
| PgUp |
49 |
|
84 |
99 |
| Left |
4B |
|
73 |
9B |
| Center |
4C |
|
8F |
|
| Right |
4D |
|
74 |
9D |
| end |
4F |
|
75 |
9F |
| Down |
50 |
|
91 |
A0 |
| PgDn |
51 |
|
76 |
A1 |
| Ins |
52 |
05 |
04 |
A2 |
| Del |
53 |
07 |
06 |
A3 |
| Tab |
8 |
0F |
94 |
A5 |
| GreyPlus |
|
|
90 |
4E |