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Control characters in barcodes

How to use control characters in barcodes

Control codeSome barcode types can encode control characters such as TAB. This includes the QR-Code the DataMatrix, the Code 128 and the PDF417 You enter these control characters as plain text embedded in <>. The command line uses {}.

Overview of the control characters:

<SOH>
Start of Heading
ASCII Code: 1
<STX>
Start of Text
ASCII Code: 2
<ETX>
End of Text
ASCII Code: 3
<EOT>
End of Transmission
ASCII Code: 4
<ENQ>
Enquiry
ASCII Code: 5
<ACK>
Acknowledge
ASCII Code: 6
<BEL>
Bell
ASCII Code: 7
<BS>
Backspace
ASCII Code: 8
<TAB>
Horizontal Tabulation
ASCII Code: 9
<LF>
Line Feed
ASCII Code: 10
<VT>
Vertical Tabulation
ASCII Code: 11
<FF>
Form Feed
ASCII Code: 12
<CR>
Carriage Return
ASCII Code: 13
<SO>
Shift Out
ASCII Code: 14
<SI>
Shift In
ASCII Code: 15
<DLE>
Data Link Escape
ASCII Code: 16
<DC1>
Device Control 1
ASCII Code: 17
<DC2>
Device Control 2
ASCII Code: 18
<DC3>
Device Control 3
ASCII Code: 19
<DC4>
Device Control 4
ASCII Code: 20
<NAK>
Negative Acknowledge
ASCII Code: 21
<SYN>
Synchronous Idle
ASCII Code: 22
<ETB>
End of Transmission Block
ASCII Code: 23
<CAN>
Cancel
ASCII Code: 24
<EM>
End of Medium
ASCII Code: 25
<SUB>
Substitute
ASCII Code: 26
<ESC>
Escape
ASCII Code: 27
<FS>
File Separator
ASCII Code: 28
<GS>
Group Separator
ASCII Code: 29
<RS>
Record Separator
ASCII Code: 30
<US>
Unit Separator
ASCII Code: 31
<DEL>
Delete
ASCII Code: 127

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