Epson TM-U590 - Hexadecimal Dumping Mode

Chapter 3 Application Development Information
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Hexadecimal Dumping Mode
In the hexadecimal dumping mode, the printer prints the data transmitted from a host computer
in hexadecimal numbers and their corresponding characters.
Starting hexadecimal dumping
Follow the steps below to perform the hexadecimal dumping.
1
Open the front cover.
2
While pressing the REVERSE button, turn on the printer.
3
Close the front cover.
Data received from then on is printed out from the printer in hexadecimal numbers and
their corresponding characters.
4
To quit the hexadecimal dumping mode, turn off or reset the printer.
Printing example
• If there is no character corresponding to print data, “.” is printed.
• Applications that confirm printer status may not work correctly during the hexadecimal
dumping mode. The printer returns only the status for “Transmit real-time status.”