objective-c - iOS Bluetooth-linked printer. How to convert pictures into data that the printer can recognize?
曾经蜡笔没有小新2017-05-02 09:34:09
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I want to connect to a receipt printer like 58 to print pictures, but the code is always garbled. I suspect that my picture data has been converted wrong. Can anyone help me?
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Hello! Has your problem been solved?