Epson 1000 Reference Manual page 171

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Signal Return
Pin Pin
31
-
32
-
33
34
35
36 -
Note:
each signal must be less than 0.2 microseconds.
(Data transfer to this printer can be carried out only after the receipt of
the ACKNLG signal or when the level of the BUSY signal is LOW.)
viewed from the printer.
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.
on the setting of the BUSY DELAY option in SelecType Level 2.
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Direction
Signal
OUT
ERROR
-
+5V
SLCTIN IN
Technical Specifications
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Description
When this signal goes
LOW, the printer controller
ignores the STROBE signal.
This level goes LOW when
the printer is:
Same as for Pins 19 - 30.
Not used.
Pulled up to +5V through
3.3 Kohm resistance.
The DC 1/DC3 control
codes are valid only
when this signal is HIGH
(SLCTIN set to OFF). This
setting can be changed
with SelecType.
A-11