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Compare String Submodules
The Compare String Submodules contain controller input and controller output data, as well as BCR controls. This user-
enabled submodule is optional and plugged into Slot 3 Subslot 1. The Compare String Submodule has six versions,
depending on the length of the compare string.
Table 41: 16-Byte Compare String Submodule (Ident 0x0004)
PLC Input Data Name Input Data Type
Return status code of the string or
mask-set operation
Unsigned16
String or mask-set operation error
code
Unsigned32
Return Status Code of the String or Mask-Set Operation
Bit Position for Cyclic Input Data Function
Bit 0 Set Barcode Compare String
Acknowledgement
Bit 1 Set Barcode Compare Mask
Acknowledgement
PLC Output Data Name Output Data Type
BCR control word Unsigned16
Reserved Unsigned16
Length-of-barcode compare string or
mask, up to 16 characters
Unsigned32
Maximum 16-character barcode
compare string or mask
16-byte OctetString
BCR Control Word
Bit Position for Cyclic Output Data Function
Bit 0 Set Barcode Compare String
Request
Bit 1 Set Barcode Compare Mask
Request
Table 42: 32-Byte Compare String Submodule (0x0005)
PLC Input Data Name Input Data Type
Return status code of the string or
mask-set operation
Unsigned16
String or mask-set operation error
code
Unsigned32
Return Status Code of the String or Mask-Set Operation
Bit Position for Cyclic Input Data Function
Bit 0 Set Barcode Compare String
Acknowledgement
Bit 1 Set Barcode Compare Mask
Acknowledgement
PLC Output Data Name Output Data Type
BCR control word Unsigned16
Reserved Unsigned16
Length-of-barcode compare string or
mask, up to 32 characters
Unsigned32
Maximum 32-character barcode
compare string or mask
64-byte OctetString
BCR Control Word
Bit Position for Cyclic Output Data Function
Bit 0 Set Barcode Compare String
Request
Bit 1 Set Barcode Compare Mask
Request
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