ASCII introduction:
ASCII code(American Standard Code for Information Interchange,美国标准信息交换码),由美国家标准局(ANSI)制定,已被国际标准化组织(ISO)定为国际标准:ISO 646标准。适用于全部拉丁文字字母,ASCII码有7位码和8位码2种形式.
控制字符/通信专用字符:0~32,127.共34,如控制字符:LF(换行)、CR(回车)、FF(换页)、DEL(删除)、BEL(振铃)...;通信专用字符:SOH(文头)、EOT(文尾)、ACK(确认)...
字符:33~126.共94ui
ASCII table:spa
Bin | Dec | Hex | 缩写/全称 | 解释 |
00000000 | 0 | 00 | NUL(null) | 空字符 |
00000001 | 1 | 01 | SOH(start of handing) | 标题开始 |
00000010 | 2 | 02 | STX(start of text) | 正文开始 |
00000011 | 3 | 03 | ETX(end of text) | 正文结束 |
00000100 | 4 | 04 | EOT(end of transmission) | 传输结束 |
00000101 | 5 | 05 | ENQ(enquiry) | 请求 |
00000110 | 6 | 06 | ACK(acknowledge) | 收到通知 |
00000111 | 7 | 07 | BEL(bell) | 响铃 |
00001000 | 8 | 08 | BS(backspace) | 退格 |
00001001 | 9 | 09 | HT(horizontal tab) | 水平制表符 |
00001010 | 10 | 0A | LF(NL line feed, newline) | 换行键 |
00001011code |
11orm |
0Bci |
VT(vertical tab)同步 |
垂直制表符 |
00001100it |
12io |
0Ctable |
FF(NP form feed, newpage)form |
换页键 |
00001101 |
13 |
0D |
CR(carriagereturn) |
回车键 |
00001110 |
14 |
0E |
SO(shift out) |
不用切换 |
00001111 |
15 |
0F |
SI(shift in) |
启用切换 |
00010000 |
16 |
10 |
DLE(data link escape) |
数据链路转义 |
00010001 |
17 |
11 |
DC1(device control 1) |
设备控制1 |
00010010 |
18 |
12 |
DC2(device control 2) |
设备控制2 |
00010011 |
19 |
13 |
DC3(device control 3) |
设备控制3 |
00010100 |
20 |
14 |
DC4(device control 4) |
设备控制4 |
00010101 |
21 |
15 |
NAK(negative acknowledge) |
拒绝接收 |
00010110 |
22 |
16 |
SYN(synchronous idle) |
同步空闲 |
00010111 |
23 |
17 |
ETB(endof trans. block) |
传输块结束 |
00011000 |
24 |
18 |
CAN(cancel) |
取消 |
00011001 |
25 |
19 |
EM(end of medium) |
介质中断 |
00011010 |
26 |
1A |
SUB(substitute) |
替补 |
00011011 |
27 |
1B |
ESC(escape) |
溢出 |
00011100 |
28 |
1C |
FS (file separator) |
文件分割符 |
00011101 |
29 |
1D |
GS(group separator) |
分组符 |
00011110 |
30 |
1E |
RS(record separator) |
记录分离符 |
00011111 |
31 |
1F |
US(unit separator) |
单元分隔符 |
00100000 |
32 |
20 |
空格 | |
00100001 |
33 |
21 |
! |
|
00100010 |
34 |
22 |
" |
|
00100011 |
35 |
23 |
# |
|
00100100 |
36 |
24 |
$ |
|
00100101 |
37 |
25 |
% |
|
00100110 |
38 |
26 |
& |
|
00100111 |
39 |
27 |
' |
|
00101000 |
40 |
28 |
( |
|
00101001 |
41 |
29 |
) |
|
00101010 |
42 |
2A |
* |
|
00101011 |
43 |
2B |
+ |
|
00101100 |
44 |
2C |
, |
|
00101101 |
45 |
2D |
- |
|
00101110 |
46 |
2E |
. |
|
00101111 |
47 |
2F |
/ |
|
00110000 |
48 |
30 |
0 |
|
00110001 |
49 |
31 |
1 |
|
00110010 |
50 |
32 |
2 |
|
00110011 |
51 |
33 |
3 |
|
00110100 |
52 |
34 |
4 |
|
00110101 |
53 |
35 |
5 |
|
00110110 |
54 |
36 |
6 |
|
00110111 |
55 |
37 |
7 |
|
00111000 |
56 |
38 |
8 |
|
00111001 |
57 |
39 |
9 |
|
00111010 |
58 |
3A |
: |
|
00111011 |
59 |
3B |
; |
|
00111100 |
60 |
3C |
< |
|
00111101 |
61 |
3D |
= |
|
00111110 |
62 |
3E |
> |
|
00111111 |
63 |
3F |
? |
|
01000000 |
64 |
40 |
@ |
|
01000001 |
65 |
41 |
A |
|
01000010 |
66 |
42 |
B |
|
01000011 |
67 |
43 |
C |
|
01000100 |
68 |
44 |
D |
|
01000101 |
69 |
45 |
E |
|
01000110 |
70 |
46 |
F |
|
01000111 |
71 |
47 |
G |
|
01001000 |
72 |
48 |
H |
|
01001001 |
73 |
49 |
I |
|
01001010 |
74 |
4A |
J |
|
01001011 |
75 |
4B |
K |
|
01001100 |
76 |
4C |
L |
|
01001101 |
77 |
4D |
M |
|
01001110 |
78 |
4E |
N |
|
01001111 |
79 |
4F |
O |
|
01010000 |
80 |
50 |
P |
|
01010001 |
81 |
51 |
Q |
|
01010010 |
82 |
52 |
R |
|
01010011 |
83 |
53 |
S |
|
01010100 |
84 |
54 |
T |
|
01010101 |
85 |
55 |
U |
|
01010110 |
86 |
56 |
V |
|
01010111 |
87 |
57 |
W |
|
01011000 |
88 |
58 |
X |
|
01011001 |
89 |
59 |
Y |
|
01011010 |
90 |
5A |
Z |
|
01011011 |
91 |
5B |
[ |
|
01011100 |
92 |
5C |
\ |
|
01011101 |
93 |
5D |
] |
|
01011110 |
94 |
5E |
^ |
|
01011111 |
95 |
5F |
_ |
|
01100000 |
96 |
60 |
` |
|
01100001 |
97 |
61 |
a |
|
01100010 |
98 |
62 |
b |
|
01100011 |
99 |
63 |
c |
|
01100100 |
100 |
64 |
d |
|
01100101 |
101 |
65 |
e |
|
01100110 |
102 |
66 |
f |
|
01100111 |
103 |
67 |
g |
|
01101000 |
104 |
68 |
h |
|
01101001 |
105 |
69 |
i |
|
01101010 |
106 |
6A |
j |
|
01101011 |
107 |
6B |
k |
|
01101100 |
108 |
6C |
l |
|
01101101 |
109 |
6D |
m |
|
01101110 |
110 |
6E |
n |
|
01101111 |
111 |
6F |
o |
|
01110000 |
112 |
70 |
p |
|
01110001 |
113 |
71 |
q |
|
01110010 |
114 |
72 |
r |
|
01110011 |
115 |
73 |
s |
|
01110100 |
116 |
74 |
t |
|
01110101 |
117 |
75 |
u |
|
01110110 |
118 |
76 |
v |
|
01110111 |
119 |
77 |
w |
|
01111000 |
120 |
78 |
x |
|
01111001 |
121 |
79 |
y |
|
01111010 |
122 |
7A |
z |
|
01111011 |
123 |
7B |
{ |
|
01111100 |
124 |
7C |
| |
|
01111101 |
125 |
7D |
} |
|
01111110 |
126 |
7E |
~ |
|
01111111 |
127 |
7F |
DEL |
键盘经常使用ASCII码:
键值名称 |
定义 |
键值 |
ESC键 |
VK_ESCAPE |
27 |
回车键 |
VK_RETURN |
13 |
TAB键 |
VK_TAB |
9 |
Caps Lock键 |
VK_CAPITAL |
20 |
Shift键 |
VK_SHIFT |
10 |
Ctrl键 |
VK_CONTROL |
17 |
Alt键 |
VK_MENU |
18 |
空格键 |
VK_SPACE |
32 |
退格键 |
VK_BACK |
8 |
左徽标键 |
VK_LWIN |
91 |
右徽标键 |
VK_LWIN |
92 |
鼠标右键快捷键 |
VK_APPS |
93 |
Insert键 |
VK_INSERT |
45 |
Home键 |
VK_HOME |
36 |
Page Up |
VK_PRIOR |
33 |
PageDown |
VK_NEXT |
34 |
End键 |
VK_END |
35 |
Delete键 |
VK_DELETE |
46 |
方向键(←) |
VK_LEFT |
37 |
方向键(↑) |
VK_UP |
38 |
方向键(→) |
VK_RIGHT |
39 |
方向键(↓) |
VK_DOWN |
40 |
F1键 |
VK_F1 |
112 |
F2键 |
VK_F2 |
113 |
F3键 |
VK_F3 |
114 |
F4键 |
VK_F4 |
115 |
F5键 |
VK_F5 |
116 |
F6键 |
VK_F6 |
117 |
F7键 |
VK_F7 |
118 |
F8键 |
VK_F8 |
119 |
F9键 |
VK_F9 |
120 |
F10键 |
VK_F10 |
121 |
F11键 |
VK_F11 |
122 |
F12键 |
VK_F12 |
123 |
Num Lock键 |
VK_NUMLOCK |
144 |
小键盘0 |
VK_NUMPAD0 |
96 |
小键盘1 |
VK_NUMPAD0 |
97 |
小键盘2 |
VK_NUMPAD0 |
98 |
小键盘3 |
VK_NUMPAD0 |
99 |
小键盘4 |
VK_NUMPAD0 |
100 |
小键盘5 |
VK_NUMPAD0 |
101 |
小键盘6 |
VK_NUMPAD0 |
102 |
小键盘7 |
VK_NUMPAD0 |
103 |
小键盘8 |
VK_NUMPAD0 |
104 |
小键盘9 |
VK_NUMPAD0 |
105 |
小键盘. |
VK_DECIMAL |
110 |
小键盘* |
VK_MULTIPLY |
106 |
小键盘+ |
VK_MULTIPLY |
107 |
小键盘- |
VK_SUBTRACT |
109 |
小键盘/ |
VK_DIVIDE |
111 |
Pause Break键 |
VK_PAUSE |
19 |
Scroll Lock键 |
VK_SCROLL |
145 |