Epson Stylus 800 Series, Руководство пользователя

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When this level becomes
LOW, the printer controller is
reset to its power-on state
and the print buffer is
cleared This level is
normally HIGH: its pulse
width must be more than
microseconds at the
receiving terminal.
ERROR
OUT This level becomes LOW
when the printer is:
out of paper
in an error state
NC
OUT
Same as for pins
Not used
Pulled up to 5 through
1
resistance
Note:
NC Not used
The column heading “Direction” refers to the direction of signal flow as
viewed from the printer.
“Return” denotes the twisted-pair return, to be connected at signal
ground level. For the interface wiring, be sure to use a twisted-pair
cable for each signal and to complete the connection on the return
side.
All interface conditions are based on the
level. Both the rise and fall
times of each signal must be less than microseconds,
Appendix A-9