This signal shows whether the host computer can
receive data (hardware flow control).
1) MARK (Logic 1): The host computer can
receive data.
2) SPACE (Logic 2): The host computer cannot
receive data.
3) After checking the signal in the printer, it
transmits data to the host.
4) When XON / XOFF flow control is selected,
the printer does not confirm this signal.
This signal shows whether the printer works or
not (hardware flow control).
1) MARK (Logic 1): Printer is working.
2) SPACE (Logic 2): Printer is not working.
3) After checking the signal in the printer, it
transmits data to the host.
4) When XON/XOFF flow control is selected, the
printer does not confirm this signal.