Epson PP 803 User Manual

Appendix A System Interface Description
A-6
Additional Information
After Power-ON DTR and RTS are activated and the printer is ready to receive
data.
XOFF
is sent, when the interface buffer has only space left for 256 more
characters.
XOFF
is sent again, at a level of 128 characters buffer space.
Further incoming data will be stored until the interface buffer is full. All data sent
in addition will get lost.
XON
is sent when the interface buffer provides space for a minimum of 512
characters.
XON/XOFF
can only be sent successfully when
CTS
is at active state.
When the CTS Mode is set to "CTS ignore" CTS is allways in the active state.
XOFF
will be sent immediately if local mode is entered.
XON
is sent again, if local mode is left and a minimum of 512 byte interface
buffer is available.

Epson PP 803 Specifications

General

Brand	Epson
Model	PP 803
Category	Printer
Language	English