define and modify the RF information content by yourself . Each RF character is represented using two
hexadecimal values, allowing up to 15 characters . Refer to Appendix F for the hexadecimal conversion
table for characters .
Modify RF information
Note : When inputting an odd number of hexadecimal values, the setting of the last digit fails, and
only the first few characters are output .
6.7 Output Protocol
The user can modify the output format of the decoding result in the virtual serial port/serial port mode
by reading the following setting codes .
The format of the decoding result with protocol output is : <03><length><decoded data>
** Pure data output with protocol output
6.8 GS Character Substitution
GS, as a group separator, was used in European Medicines Agency barcodes after the 2012 London
Olympics . Since GS characters are invisible in many text display tools, some regions need to replace GS
with characters that can be displayed . That is to say, replace the 0x1D byte in the ASCII code table with
the displayable byte in ASCII .
Currently, the QR decoding module temporarily supports replacing GS with characters in 0x20-0x7E
in ASCII .
The replacement method is as follows :
1
)
Read the " GS character replacement enable " setting code ;
Содержание TS-30
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