Interbus
The following function blocks for Interbus operations are available:
| Function block | Description | 
|---|---|
| IB_CONTROL_NEXT | Sends firmware services (requests) and receives their confirmations. | 
| PCP_CONNECT | Establishes communication connections to any PCP device. | 
| PCP_READ | Reads data from the PCP device objects. | 
| PCP_WRITE | Writes data to the PCP device objects. |