Brother PTouch QL Series printers have USB interfaces and are capable of printing QR codes. Here's a typical model:
http://www.ptouchdirect.com/ptouch/new_ql570.html
How can I prepare input (i.e. format) for these printers and talk to them directly from my program? I'm interested in the Windows, Mac, Linux platforms. Any language, the Python library, would be perfect.
I do not want to generate output (for example, CSV) and ask the user to download it to the application provided by Brother.
Mark harrison
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