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3 input / output signals – Citizen Systems iDP-3535 User Manual

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iDP-3535 User’s Manual

CITIZEN

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5-3 Input / output Signals

RS-232C Circuit
Input (RD)
[Printer side] [Host side]

MAX232 or equivalent

Output (DTR,FAULT)
[Printer side] [Host side]

MAX232 or equivalent

DTR

: (-8V) BUSY
: (+8V) READY

FAULT : (-8V) Normal

: (+8V) Abnormal