Omron KM50 Communications Manual page 13

■ Operation Command ........................................................................................... 2-19
2.4 Response Codes................................................................................................2-21
Section 3 CompoWay/F Communications Data.......................................... 3-1
3. 1 Variable Area .......................................................................................................3-3
3. 2 Status Information ..............................................................................................3-44
3. 3 Parameter Area..................................................................................................3-45
Section 4 Modbus Communications Protocol ............................................. 4-1
4. 1 Data Formats .......................................................................................................4-2
■ Command Frames ................................................................................................. 4-2
■ Response Frames ................................................................................................. 4-3
■ Error Codes............................................................................................................ 4-4
4. 2 Function List.........................................................................................................4-5
4. 3 Variable Area .......................................................................................................4-6
■ Addresses .............................................................................................................. 4-6
■ Number of Elements .............................................................................................. 4-6
■ Set Values.............................................................................................................. 4-6
4. 4 Detailed Descriptions of Services.........................................................................4-7
■ Read Variable Area ............................................................................................... 4-7
■ Write Variable Area................................................................................................ 4-9
■ Operation Command ........................................................................................... 4-11
■ Echoback Test ..................................................................................................... 4-13
Section 5 Modbus Communications Data ................................................... 5-1
5. 1 Variable Area .......................................................................................................5-3
5. 2 Status Information ..............................................................................................5-40
5. 3 Variable Area Setting Ranges ............................................................................5-41
Appendicies ................................................................................................ A-1
ASCII Table ...................................................................................................................... A-2
Troubleshooting ................................................................................................................ A-3
Index
XII