Input And Output Signals - Citizen pmn User Manual

9.3 Input and Output Signals

9.3.1 Input and Output Signals
(1) Input signals to the printer
DATA
STB
RESET
(2) Output signals from the printer
ACK
BUSY
FAULT
SELECT
COMPULSION
PE :
(3) Power related signal
GND
Vcc
: An 8-bit parallel signal. (Positive logic)
: A strobe signal to read the 8-bit data. (Negative logic)
: A signal to reset the printer from the outside.(Negative logic)
: An 8-bit data request signal. A pulse signal output at the end of the BUSY signal.
(Negative logic)
: A signal to indicate the BUSY status of the printer. Input new data when at
"LOW". (Positive logic)
: A signal turned to "LOW" when the printer has an alarm. At this time, all the
control circuits in the printer stop. (Negative logic)
: A signal to show whether the printer is selected(on-line) or deselected.(Positive
logic)
: A signal to show the status of the drawer switch.(Positive logic)
A signal to show that the paper has run out. Normal at the "LOW" level, but turned
to the "HIGH" level when the paper has run out.
: Common ground on the circuits
: A +5V signal. Connected via a 3.3k resistor.
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iDP3410 User's Manual
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