Delta RMC151 - Manual (Page 513)

6 Communication
values, but Delta has found several cases where it is not supported correctly or manual
setup is otherwise required.
Configuration: FF
Parameters:
Prm_Data (bytes 1-7): See the PROFIBUS DP specification for details.
User_Prm_Data (bytes 8-14): 00 00 00 xx* 00 08
* The xx parameter can be 00 or 01 and selects whether the least-significant word
comes first (00) or most-significant word comes first (01).
Data Blocks
The Basic mode uses two fixed-length blocks of data: the Command Block and the
Response Block.
Command Block
The Command block is a block of 8 contiguous 32-bit output registers. These registers are
sent from the PLC or PC to the RMC.
The Command Block has the following structure:
Register
Number Data
Type
Description
Command Area:
Registers 0 - 5 are used for issuing commands to the RMC70. See
Issue a Single Command and Issue Simultaneous Commands
below for details on using these registers.
0 Integer Command Register
Bit Bit Description
31 Command Request
30 Deferred Command
29 Deferred Command
20-28 Reserved
19
Axis 3 Select
18 Axis 2 Select
17 Axis 1 Select
16 Axis 0 Select
8-15 Reserved
7-0 Command
1 Float Command Parameter 1
2 Float Command Parameter 2
3 Float Command Parameter 3
4 Float Command Parameter 4
5 Float Command Parameter 5
Data Channel 0:
Registers 6 and 7 are used for reading and writing to any register in
the RMC70. See Read from the RMC70 and Write to the RMC70
for details on using these registers.
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