Operation via fieldbus
Field
Data
name
type
Index
UINT
Subindex
USINT
Error Bits
USINT
9.7.2
Examples of object access via the fieldbus
Access via cyclic data via PROFINET / Tia-Portal
The variables table might look like this for example:
Fig. 58: Variables table (example)
170
Index of the written object.
Subindex of the written object.
0x01: Access error, e.g. write access to read-only object.
0x02: Format error, e.g. unsupported data type.
0x04: Not found, i.e. the object does not exist.
A04643_04_X00_03 HBM: public
Explanation
ClipX