Wega Wegaconcept, Use And Maintenance Manual

Page: 71 / 76

71
Wegaconcept
Technical manual
ENGLISH
CN13 Serial transmission connector.
CR Cash register.
CE Control unit cod.18090099.
SW Control unit micro-switches
* CC Supplied serial connection cable cod. 22554012.
* CS Serial transmission cable not supplied cod. 22556004.
* Kit Cod.: 83260061R
Rxd Gnd T xd
CN13
1 4
+ 5V cc
CC
CN13
SW2
CC
CE
CS
CR
9
1 0
11
1 2
1 3
1 4
1 5
1 6
SW2
OFF ON
ON*
*
- only for CREDIT - DEBIT configuration
ON
Installation
The CREDIT-DEBIT function is available on electronic
control units with software program dated 06/03/08 or
later.
For installation proceed as follows:
t Turn the machine off;
t place the switch no. 11 of the SW2 micro-switch
battery in the ON position, as shown in the electrical
diagram;
t
connect the supplied cable CC (code 22554012 ) to
the CN13 dedicated connector of the circuit board
CE (cod. 18090099 );
t
connect the CS serial cable (code 22556004 ) to the
other end of the CC cable and to the register;
t
start the machine again.
Communication protocol
Description of the operating principle with reference
to the diagram shown below:
1.
select the desired dose on the coffee machine;
2.
the code that corresponds to the selection is sent
to the cash register (see codes table);
3.
the cash register replies ACK=1H thus enabling
delivery;
4.
the coffee machine delivers the beverage;
5.
the cash register records the delivered beverage.
If the cash register does not identify the code, there
is no enabling and the delivery is not made, the cash
register sends the
NACK=0H code.
t Baud rade: 1200
t 8 bit
t 1 bit Stop
t Parity E (even)
1
2
3
4
!
The cash register management software and
the standard serial cable CS (maximum length
15 metres) are not the responsibility of the
manufacturer.
i
It is possible to use a serial cable different from the
one supplied by manufacturer (cod. 22556004), as
long as it isn't longer than 15 meters.