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3.4 READY/BUSY Flow Control
This communication protocol controls the reception of print data by the control of hardware signal only.
Refer to [4. RS-232C] for more details.
3.5 XON/XOFF Flow Control
This communication protocol communicates with the host computer to see if the printer is ready to receive data by
sending “XON”(HEX 11H) or “XOFF”(HEX 13H) code to signal line.
Refer to [4. RS-232C] for more details.
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