Toshiba B-SX4T Series Specification page 162

(7) When manual mode is selected in the Format Command for a QR code
Numeric mode, alphanumeric and symbol mode, Kanji mode
Mode selection
Binary mode
Mode selection
Mixed mode
Data
The QR code can handle all codes including alphanumerics, symbols and Kanji.
Since data compression rate varies according to codes, the code to be used is
designated when the mode is selected.
Mode
N
A
B
K
If mixed mode is selected, up to 200 modes can be selected in a QR code.
(8) When the automatic mode is selected in the Format Command for a QR code.
(9) How to transmit the control code data
NUL (00H)
SOH (01H)
STX (02H)
GS (1DH)
RS (1EH)
US (1FH)
* How to transmit the special codes
> (3EH)
Data to be printed
No. of data strings
(4 digits)
"," (comma)
Code
Numerals
Alphanumerics, symbols A to Z 0 to 9 space
Binary (8-bit)
Kanji
Data to be printed
= > @ (3EH, 40H)
= > A (3EH, 41H)
= > B (3EH, 42H)
= > ] (3EH, 5DH)
= > ^ (3EH, 5EH)
= > _ (3EH, 5FH)
= > 0 (3EH, 30H)
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Data to be printed
Data "," (comma)
Details
0 to 9
$ % * + - . / :
00H to FFH
Shift JIS, JIS hexadecimal
Data