System Configuration Examples - Mitsubishi Electric GOT2000 Series Connection Manual

8.4 System Configuration Examples

A system configuration example for bar code reader
connection is shown below.

System configuration
Barcode
123456789
<GOT>
Read data
1 2 3 4 5 6 7
31 32 33 34 35 36 37 38
H H H H H H H
*1 The GOT and QCPU (Q mode) are connected through a
bus.
For bus connection, refer to the following manual.
GOT1000 Series Connection Manual (Mitsubishi
Products) for GT Works3
1.
The bar code is read with the bar code reader.
■ Bar code reader setting
2.
The GOT receives the data sent from the bar code
reader.
■ Setting of [Controller Setting] of GT
Designer3
3.
The received data are written to the PLC CPU.
■ Setting of [Bar Code] of GT Designer3
4.
The data read with the bar code reader are written
into the PLC CPU devices.
■ Confirmation on PLC side
Read data
"123456789"
9
D0
Read bytes
(00 ) (09 )
H H
2 1
D1
(32 ) (31 )
H H
4 3
D2
(34 ) (33 )
H H
6 5
D3 Stored data
(36 ) ( 35 )
H H
8 7
D4
(38 ) (37 )
H H
SP 9
D5
(20 ) (39 )
H H
*1
<QCPU (Q mode)>
Terminator
8 9
CR
39 0D
H H H

Bar code reader setting
The bar code reader shall be configured as shown
below.
Item
Transmission Speed
Data Bit
Stop Bit
Parity
Header
Terminator
POINT POINT POINT
Bar code reader setting
For the bar code reader setting, refer to the following
manual.
User's Manual of the bar code reader

Setting of [Controller Setting] of GT
Designer3
(1) Controller setting
(2) Communication detail settings
Keep consistency with the bar code reader setting.
Item
Transmission Speed
Data Bit
Stop Bit
Parity
POINT POINT POINT
[Controller Setting] of GT Designer3
For the setting method of [Controller Setting] of GT
Designer3, refer to the following.
8.3.1Setting communication interface
8. BAR CODE READER CONNECTION
8.4 System Configuration Examples
Set value
9600bps
8bit
1bit
Even
None
CR
Setting (Use default value.)
9600bps
8bit
1bit
Even
8 - 5
8