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Service
Bit
2
1
0
0
0
0
0
0
1
0
1
0
1
1
0
1
1
1
i
Reserved
;
Data length
i
Bit
5
4
Meaning
0
0
1 Byte Data/Error
0
1
2 Byte Data/Error
1
0
3 Byte Data/Error
1
1
4 Byte Data/Error
L
Handshake bit
Status
Bit
7
0
1
Meaning
No request
communications
Drive parameter reading
Drive parameter writing
DGFC option parameter
reading
DGFC option parameter
writing
Meaning
Service carrier out without
Errors
Error occurred
The status bit is only used by the Slave, therefore it has a meaning only during the transmission from Slave to
Master; in the transmisson from Master to Slave it has always to be set to 0.
BYTE ASSIGNMENT
FOR DATA EXCHANGE
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