User`s manual

EC-520 User’s Manual
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5.2 Interface
5.2.1 Cash drawer Connector
(1) The cash drawer connector on rear panel of printer is RJ-11 connector (6 lines), shown as
below.
(2) Definition of pins
The definition of the cash drawer connector pins is shown as the Table below:
Table A-1 Definition of the Cash drawer Connector Pins
Pin NO. Signal Name
Electric
Characteristic
Signal
Direction
1 Frame GND
2 Cash drawer drive signal DC24V/1A Output
3 Cash drawer Open/close signal TTL Input
4 +24VDC Power
5 NC
6
Cash drawer Open/close signal
GND
5.2.2 Parallel Interface
(1) Technology specifications
a) Select pulse: Pulse is supplied from exterior/STROBE.
b) Signal exchange: /ACKNLG (answer) and BUSY.
c) Logic electric level: All the input data and interface control signal are compatible with TTL
electric level.
(2) Linker
Parallel interface is 57-30360（AMPHENOL）.The parallel interface connector is shown as
Figure 5-2.
(3) Definition of pins (as shown in table A-2)
Figure 5-2 pins NO. of the parallel interface connector
Figure 5-1 cash drawer connector