ProSoft Technology 5204-DFNT-PDPMV1 - Manual (Page 92)

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Protocol Manual PROFIBUS DPV1 Master
Page 92 of 157 ProSoft Technology, Inc.
March 23, 2011
Slave Address
Station address of the slave responder.
Slot Number and Slot Index
Used in the slave to address the desired data block.
Length
This parameter specifies the number of bytes of the data block to read. If the
server data block length is less than requested, the length of the response will be
the actual length of the data block. If the server data block is greater or equal, the
response will contain the same amount of data.
The slave may answer with an error response if data access is not allowed.
Data [1 … n]
Returned data.
Fault Information and Extended Fault Information
If "Invalid Other" is returned in the Acyclic Message Status Word in the header of
the response, information about the fault can be found here.
"Fault Information" "Extended Fault Information" Contents
0100h Address out of range -
0A00h Failed to execute request Refer to Return Codes (page 100).
0B00h Remote station failure
1000h Remote station DPV1 failure Function_Number
1100h Length out of range (>240 bytes) -
1200h Slave does not support DPV1 -
1300h Slave not active or not present in
configuration -
FE00h Command not possible in "Class 2-
Only" mode -
FF00h Module offline (not initialized or no
valid database) -
Error Decode, Error Code 1 and Error Code 2
If "Fault Information" contains error code 1000h, more information according to
the DPV1 specification can be found here.