Emerson Unidrive M700 User Manual page 49

The following table illustrates the function of each of these parameters with the base
parameter (MM.PPP) identified as S.MM.PPP.
Parameter
S.MM.PPP
S.MM.PPP + 1 2
S.MM.PPP + 2 3
S.MM.PPP + 3 4
S.MM.PPP + 4 5
S.MM.PPP + 5 6
S.MM.PPP + 6 7
Each parameter must be at least 16 bits in size.
NOTE
S.MM.PPP : Status and Command
This parameter contains the command code (bits b7 to b0) and status (bits b15 to b8)
information.
Possible values for Status are:
Value
0 IDLE
1 READY
2 PROCESSING
3 OK
4 ERROR
Possible values for Command (bits b7 to b0) are:
Value
0 No Command
1 Check I Abort
2 Read
3 Write
S.MM.PPP + 1 : Destination IP address (wwwxxx)
This parameter is used to specify the first two octets (wwwxxx) of the destination IP
address.
S.MM.PPP + 2 : Destination IP address (yyyzzz)
This parameter is used to specify the last two octets (yyyzzz) of the destination IP
address.
The value 127.0.0.1 would access the current drive.
NOTE
SI-Ethernet User Guide
Issue: 1
Base parameter - status (bits b15 to b8) and command (bits b7 to b0) information
nd
parameter in sequence - Destination IP address (wwwxxx)
rd
parameter in sequence - Destination IP address (yyyzzz)
th
parameter in sequence - target I source parameter address (SMM)
th
parameter in sequence - target I source parameter address (PPP)
th
parameter in sequence - target I source parameter value (LSW) or error code
th
parameter in sequence - target I source parameter value (MSW)
Meaning
Idle.
The parameter channel is ready to take command.
Processing the command.
The command processed successfully.
Error is detected, detail will be found in the first parameter.
Meaning
No command or Abort during a command process.
Check if the status idle or abort from read or write command.
Read one parameter.
Write one parameter.
Description
Description
Description
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