2.8 Communications with an OMRON PLC (FINS Communications Service)
Message Functions
2-245
Options (PARAM11)
This parameter is not used for the FINS protocol.
Function Code (PARAM12)
This parameter gives the function code that was received.
Note: W: Word (channel) data
Reserved for System (PARAM13)
This parameter is used by the system.
MEMOBUS
Function Code
FINS Command Code
Target
Data
Type
Function
MR SR
I/O Memory
Type
01 hex 01 hex 01 hex
B0 hex W Reads CIO Area words.
B1 hex W Reads Work Area words.
B2 hex W Reads Holding Area words.
B3 hex W Reads Auxiliary Area words.
03 or 09 hex 01 hex 01 hex 82 hex W Reads DM Area words.
0F hex 01 hex 02 hex
B0 hex W Writes to CIO Area words.
B1 hex W Writes to Work Area words.
B2 hex W Writes to Holding Area words.
B3 hex W Writes to Auxiliary Area words.
0B or 10 hex 01 hex 02 hex 82 hex W Writes to DM Area words.
0D hex 01 hex 04 hex 82 hex W Reads non-consecutive words from the DM Area.
Do not change the value of PARAM13 from a user program or by any other means.
To Next Page
Loading...
