Chapter 10 CANopen Function and Operation
4. The Structure of the Request Message Devices:
PLC device
Content
SDO
request
message
mapping
area
5. Editing the Ladder Diagram in ISPSoft
When M2=ON, after reading succeeds, the program stores the data from the target device in D24000–
D24005. The value of D24005: 100(hex)is the value read from P0-09.
6. The Structure of the Response Message Devices:
PLC device
Content
SDO
response
message
mapping
area
D24003 2009 Main index high byte = 20 Index low byte = 09
D24004 0004 Reserved Subindex = 00
D24005 0100 Datum 1= 01 Datum 0= 00