SAP ABAP CPIC documentation, setup help and example usage

ARTICLE

CPI-C Interface
This section describes cross-system communications between two ABAP programs as realized using the COMMUNICATION
statement.

Note
SDK for CPI-C is no longer supported. The CPI-C libraries and the documentation for programming are no longer delivered. For new programs, SDK and the libraries for
RFC must be used. The API for CPI-C was retained to support existing programs and for internal technical purposes.