0–9, A–Z (upper-case only), space, $, %, *, +, -, ., /, :
Binary/byte
ECI: AIM ECI(Extended Channel Interpretation).
This mode does not need to be used, just enable ECI in CreatorOptions.
Kanji
Numeric only: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
Generated using TypeDoc
QR Mode (datatype)
The amount of data that can be stored in the QR code symbol depends on the datatype (mode, or input character set).
https://en.wikipedia.org/wiki/QR_code#Storage