EDS84DMOTPBUS EN 3.0 - 11/2011
L
45
Communication manual 8400 motec PROFIBUS
Parameter data transfer
DRIVECOM parameter data channel (DP-V0)
9.2.2.3
Abort of data transfer by the controller
To abort the transfer, the error telegram is used.
The error telegram is marked by a set status bit in the service byte.
The telegram can either be the response to an "Initiate Read/Write Service" or to a
"Read/Write Segment Service".
Controller response in the event of an error:
9.2.2.4
Data transfer abort by the master
The master can use this error telegram to abort a running segment transmission.
The error telegram is marked by a set status bit in the service byte.
The service byte also contains the request code "4" (100
bin
).
Bit 4 and bit 5 in the service byte (data length) are without meaning.
Additional information (subindex, index, error information) is not transmitted.
Controller response in the case of correct execution:
The controller confirms the error telegram of the master by also sending an error telegram.
The error telegram is marked by a set status bit in the service byte.
In the case of correct execution, the telegram contains the error information
"0x00000000" in bytes 5 ... 8.
Additional information (subindex, index) is not transmitted.
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Service
Subindex
Index
High byte
Index
Low byte
Data 4 /
Error 4
Data 3 /
Error 3
Data 2 /
Error 2
Data 1 /
Error 1
1t110000
SIDX
IDXH
IDXL
Error Class
Error code
Additional
Code High
Additional
Code Low
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Service
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1txx0100
0
0
0
0
0
0
0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Service
SIDX
IDXH
IDXL
Error Class
Error code
Additional
Code High
Additional
Code Low
1t110000
0
0
0
0
0
0
0
