Pin
Signal name
no.
GND
In/Out*
Description
36
1284-Active
30
In
1284 active signal.
18
Logic-H
-
Out
A high signal indicates that all other
signals sourced by the peripheral
are in a valid state.
35
+5V
-
Out
This line is pulled up to +5 V through
3.3 k resistor.
17
Chassis
-
-
Chassis GND.
16,33
GND
-
-
Signal GND.
19-30
15,34
NC
-
-
Not connected.
*
In/Out shows the direction of signal flow from the printer’s point of view
A-16
Specifications, Command Summary, and Character Tables
Содержание 2070 - LQ B/W Dot-matrix Printer
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