INTERBUS extension

The INTERBUS interface of the C6 Compact 3 is implemented through a combination of several software components:

Software structure INTERBUS extension

 

 

Software components of the INTERBUS extension

Software component

Description

INTERBUS firmware

Communication with SUPI4. Reading and writing process data (PDO) and parameterisation data (PCP) from the SUPI.

Configuration of the SUPI4 protocol chip via object directory (CFG) by the user via the IEC programme.

KEB INTERBUS CoDeSys component

External Codesys library. Communication with INTERBUS firmware. Provision of INTERBUS access functions for IEC programme. Not for the user.

IEC program

IEC program. Calling the INTERBUS access functions using the KEB_Interbus_C3 library. IEC object directory for PCP. User program.

INTEBRUS sample IEC programme available on request. Demonstrates how to call the INTERBUS access functions.