BAD
The null character tells the device to do nothing. (null)
0000001
1
1
SOH
Indicates the start of a header. (Start of Heading)
0000010
2
2
STX
Indicates the end of a heading and marks the beginning of a block of text. (Start of Text)
0000011
3
3
ETX
Marks the end of a block of text. (End of Text)
0000100
4
4
EOT
Marks the end of the complete transmission. (End of Transmission)
0000101
5
5
ENQ
A request that demands a response. (Enquiry)
0000110
6
6
ACK
Gives a positive response to a request. (Acknowledgement)
0000111
7
7
BEAUTIFUL
Triggers an audible signal. (bell)
0001000
8
8
BS
Moves the cursor back one position. (Backspace)
0001001
9
9
TAB (HT)
A horizontal tab that moves the cursor within a line to the next preset position. (Horizontal Tab)
0001010
AT
10
LF
Moves the cursor to the next line. (Line Feed)
0001011
B
11
VT
Vertical tab moves the cursor to a predefined line. (Vertical Tab)
0001100
VS
12
FF
Requests a page break. (Form Feed)
0001101
D
13
RC
Returns the cursor to the first position in the line. (Carriage Return)
0001110
E
14
N/A
Allows you to switch to a particular visualization. (Shift Out)
0001111
F
15
IF
Return to normal viewing. (Shift In)
0010000
10
16
DLE
The meaning of the following characters is changed. (Data Link Escape)
0010001
11
17
DC1
Control characters assigned based on the device used to trigger specific functions. (Device Control)
0010010
12
18
DC2
Control characters assigned based on the device used to trigger specific functions. (Device Control)
0010011
13
19
DC3
Control characters assigned based on the device used to trigger specific functions. (Device Control)
0010100
14
20
DC4
Control characters assigned based on the device used to trigger specific functions. (Device Control)
0010101
15
21
NAK
Negative response to a request. (Negative Acknowledge)
0010110
16
22
SYN
Synchronizes a data transmission, even if no signal is transmitted. (Synchronous Idle)
0010111
17
23
AND B
Marks the end of a transmission block. (End of Transmission Block)
0011000
18
24
CAN
Clearly indicates that a transmission was in error and the data should be discarded. (Cancel)
0011001
19
25
EM
Indicates the end of the storage medium. (End of Medium)
0011010
1A
26
SUB
Replaces an incorrect character. (Substitute)
0011011
1B
27
ESC
Introduces an escape sequence and thus gives special meaning to the following characters. (Escape)
0011100
1 C
28
FS
File Separator: Marks the separation of logical data blocks and is ordered hierarchically (file > group > record > unit)
0011101
1D
29
GS
Group Separator: Marks the separation of logical data blocks and is ordered hierarchically (file > group > record > unit)
0011110
1E
30
RS
Record Separator: Marks the separation of logical data blocks and is ordered hierarchically (file > group > record > unit)
0011111
1F
31
US
Unit Separator: Marks the separation of logical data blocks and is ordered hierarchically (file > group > record > unit)
1111111
7F
127
OF THE
Deletes a character. Since this control character consists of the same digit in all positions, it was possible, in the days of perforated tapes, to invalidate another character by cutting out all positions. (Delete)
