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Commissioning and configuration
150
BCL 548
i
Leuze electronic
10.9.2
Modules 21-27 – Decoding result
PROFINET-IO module identifier
Module-ID 1021…1027
Submodule-ID 1
Description
The module defines the transfer of the actually decoded read results. The data is transmitted
consistently over the entire range.
Parameter
None
Input data
Module
No.
Input data
Description
Addr.
Data type
Value range
Init value Unit
21 … 27
Reading gate
state
The signal indicates the current
state of the reading gate.
1)
0.0
Bit
0: Off
1: On
0
-
21 … 27
New result
Signal indicates whether a new
decoding result is present.
0.1
Bit
0: No
1: Yes
0
-
21 … 27
Result state
Signal indicates whether the bar
code has been read successfully.
0.2
Bit
0: Successful reading
1: NOREAD
0
-
21 … 27
Further results
in the buffer
Signal indicates whether further
results are in the buffer.
0.3
Bit
0: No
1: Yes
0
-
21 … 27
Buffer overflow
Signal indicates that result buffers
are occupied and the decoder
rejects data.
0.4
Bit
0: No
1: Yes
0
-
21 … 27
New result
Toggle bit, indicates that a new
decoding result is present.
0.5
Bit
0->1:
New result
1->0:
New result
0
-
21 … 27
Result state
Toggle bit indicates that the bar code
has not been read.
0.6
Bit
0->1:
NOREAD
1->0:
NOREAD
0
-
21 … 27
Waiting for
acknowledge-
ment
This signal represents the internal
state of the control.
0.7
Bit
0: Base state
1: Control waiting for
acknowledgement from
the IO Controller
0
-
21 … 27
Bar code data
length
Data length of the actual bar code
information.
2)
1
UNSIGNED8
0-48
0
-
21
Data
Bar code information with a length of
consistently 4 bytes.
2..
4x
UNSIGNED8
0-FFh
0
-
22
Data
Bar code information with a length of
consistently 8 bytes.
2..
8x
UNSIGNED8
0-FFh
0
-
23
Data
Bar code information with a length of
consistently 12 bytes.
2..
12x
UNSIGNED8
0-FFh
0
-
24
Data
Bar code information with a length of
consistently 16 bytes.
2..
16x
UNSIGNED8
0-FFh
0
-
25
Data
Bar code information with a length of
consistently 20 bytes.
2..
20x
UNSIGNED8
0-FFh
0
-
26
Data
Bar code information with a length of
consistently 24 bytes.
2..
24x
UNSIGNED8
0-FFh
0
-
27
Data
Bar code information with a length of
consistently 28 bytes.
2..
28x
UNSIGNED8
0-FFh
0
-
Table 10.16:
Input data for modules 21 … 27
1)
Attention: This does not necessarily correspond to the state at the time the bar code is scanned