Instructions

Frame Objects 39
Doc: HMSI-27-306, Rev. 3.11Anybus Communicator PROFIBUS User Manual
To specify the properties of the object, select it in the Navigation Section enter the desired settings in
the Parameter section as follows:
Parameter Description
Byte Swapping • No Swapping
No swapping will be performed on the data
• Swap 2 bytes
A, B, C, D becomes B, A, D, C
• Swap 4 bytes
A, B, C, D becomes D, C, B, A
Fill unused bytes
• Enabled
a
Fill unused data with the value specified in “Filler byte”.
• Disabled
Don’t fill
a. Only relevant for Consume/Response transactions
Filler byte Filler byte value. Only used if “Fill unused bytes” has been enabled.
Data Location The offset in the internal memory buffer where the data shall be read from / written to
Object Delimiter
(Produce/Query)
• Length Character
Length character visible in internal memory buffer but not sent out on the sub-network
• Length Character Visible
Length character visible in internal memory buffer and sent out on the sub-network
• End Character
End character visible in internal memory buffer but not sent out on the sub-network
• End Character Visible
End character visible in the internal memory buffer and sent out on the sub-network
• No Character
No end- or length-character generated in the internal memory buffer
Object Delimiter
(Consume/Response)
• Length Character
Length character visible in internal memory buffer but not received from the sub-network
• Length Character Visible
Length character visible in internal memory buffer and received from the sub-network
• End Character
End character visible in internal memory buffer but not received from the sub-network
• End Character Visible
End character visible in the internal memory buffer and received from the sub-network
• No Character
No end or length characters included in the received string or generated in the internal
memory buffer
End Character Value
End Character value
b
b. Only used if “Object Delimiter” is set to “End Character” or “End Character Visible”
Maximum Data Length The maximum allowed length (in bytes) of the variable data object. If the actual length of the
data exceeds this value, the message will be discarded. The value must not exceed 256 bytes,
which is the maximum data length allowed for one frame.