Citizen Systems iDP-3530 用户手册

iDP-3530 User’s Manual

CITIZEN

                                    15

5-3 Input / output Signals

RS-232C Circuit
Input (RD)

[Printer side]          

   [Host side]

uPD4711 or equivalent

Output (DTR,FAULT)

[Printer side]          

   [Host side]

uPD4711 or equivalent

DTR 

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

FAULT  : (-8V) Normal

: (+8V) Abnormal