Dascom DT-230 User Guide Instrukcja Użytkownika Strona 40

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Tally Dascom DT-210/230
29
5 H Data3
6 H Data4
7 H Data5
8 H Data6
9 H Data7(Thehighestbit)
10 P
ACKSignal;Printerresponsesignal,indicatesthat
theprinterhasreceivedaDatabyte.
11 P
BusySignal;Theprinterisbusy;Highlevel
indicatesthattheprintercan’treceivedata.
12 P
PESignal;Paperendsignal;Highlevelindicates
thattheprinterisoutofpaper.
13
Unconnected
14
Unconnected
15
Unconnected
16 LogicGround
17 FrameGround,separatedfromlogicground.
18
Unconnected
19~30 LogicGround
31
Unconnected
32 P
Printererrorsignal.Lowlevelindicatesthata
erroroccursintheprinter.Itwillcomewithpaper
end.
33 LogicGround
34~35
Unconnected
36 Unconnected
HindicatesthatsignalcomesfromHostcomputer;Pindicatesthatsignalcomesfrom
Printer.
Parallelinterfaceconnectordiagram
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