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+# DevTerm Thermal printer
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+
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+
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+
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+### Eos/Pos commands example
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+
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+
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+#### ESC ! n
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+set printer font index,n:0-4
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+`echo -en "\x1b\x0" > /tmp/DEVTERM_PRINTER_IN`
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+
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+
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+#### DC2 # n
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+n:0-F, set printer printing density
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+
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+`echo -en "\x12\x23\x8" > /tmp/DEVTERM_PRINTER_IN`
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+
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+#### DC2 T
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+print the test page
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+`echo -en "\x12\x54" > /tmp/DEVTERM_PRINTER_IN`
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+
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+
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