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MPH-02, MPB-02, MPD-02
parameter type
*) parameter type uses bit 15 in "parameter number" and three further bits in the "parameter type" byte
1byte
status
tel. header
byte
Status Byte
Control Byte
Device Address
Structure of the Useful Data
Status Messages
DOK-INDRV*-MP*-02VRS**-FK01-EN-P
parameter number
Fig. 10-57:
Parameter type and number in the useful data header
Reaction Telegram
The reaction telegram is the telegram the slave (drive) sends to the
master (slave → master).
1byte
1byte
device
control
byte
address
useful data
header
Fig. 10-58:
Structure of the useful data header in the reaction telegram
In the status byte an error code is returned, if necessary. In the case of an
error-free transmission, a 0x00 is returned in the status byte.
The control byte contains the information regarding which data block
element of a parameter is accessed. Bit 2 controls the transmission of
sequential telegrams (writing lists in several steps).
In this byte the device address set at in the P-0-4022, Drive address of
serial interface parameter has to be entered.
In the useful data bytes it is possible to enter any value that is interpreted
Field
in a different way according to the service. For flash programming, for
example, binary characters are entered in the useful data and when
writing a parameter the decimal numeric value is entered.
The number of bytes in the useful data field and of the useful data header
are entered in the DatL and DatLW bytes.
Status Byte Description
00h
error-free transmission
01h
During the execution of the requested
service an error occurred. The service-
specific error code is contained in the
useful data of the reaction telegram.
F0h
The requested service is not supported by
the addressed slave.
F8h
In the sequential telegram, data in the
Handling, Diagnostic and Service Functions
bit 0-11:
parameter number
(0*0001...0*FFF)
bit 12-14: parameter set
(0...7)
bit 15:
parameter type*
bit 0-2:
parameter type*
bit 3-7:
reserve
(always 0)
useful data
10-95
0000 S-parameter (drive)
0001 P-parameter (drive)
0010 not used in the drive
0100 not used in the drive
1000 not used in the drive
Bl0001f1.fh7
Ta0002f1.fh7
Kind of error
without error
execution error
telegram error
telegram error
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